Ramen H. Chmait, MD

Title(s)Professor of Obstetrics & Gynecology (Clinical Scholar)
SchoolKeck School of Medicine of Usc
AddressIRD 206 2020 Zonal Ave
Off Campus
Los Angeles CA 90033
Phone+1 323 226 3306
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    Other Positions
    Title(s)Director of Fetal Surgery Program


    Collapse Biography 
    Collapse Awards and Honors
    2011  - 2014U.S. News Top Doctors
    Fetal Hope2008Light of Hope Award
    UCSD Department of Reproductive Medicine2003Fellows Teaching Award
    Kaiser Permanente Los Angeles Medical Center 2000Resident Research Award

    Collapse Overview 
    Collapse Overview
    Ramen Chmait, MD is Assistant Professor of Clinical Obstetrics and Gynecology, Pediatrics, and Surgery at the University of Southern California’s Keck School of Medicine. Dr. Chmait has served as director of Los Angeles Fetal Therapy since 2006. The Los Angeles Fetal Therapy is a program within the CHLA-USC Institute for Maternal-Fetal Health. In this capacity he has provided surgical treatment to hundreds of unborn children. Dr. Chmait also directs a research program devoted to understanding fetal disease and investigating potential treatment modalities.

    Collapse Research 
    Collapse Research Activities and Funding
    Pre-Clinical Development of a Fetal Micropacemaker
    NIH R01HD075135Sep 30, 2012 - Aug 31, 2017
    Role: Principal Investigator

    Collapse ORNG Applications 
    Collapse Required Scholarly Project Mentor

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    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.
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    1. Vasa Previa in Singleton Pregnancies: Diagnosis and Clinical Management Based on an International Expert Consensus. Am J Obstet Gynecol. 2024 Mar 15. Oyelese Y, Javinani A, Gudanowski B, Krispin E, Rebarber A, Akolekar R, Catanzarite V, D'Souza R, Bronsteen R, Odibo A, Scheier MA, Hasegawa J, Jauniaux E, Lees C, Srinivasan D, Daly-Jones E, Duncombe G, Melcer Y, Maymon R, Silver R, Prefumo F, Tachibana D, Henrich W, Cincotta R, Shainker SA, Ranzini AC, Roman AS, Chmait R, Hernandez-Andrade EA, Rolnik DL, Sepulveda W, Shamshirsaz AA. PMID: 38494071.
      View in: PubMed   Mentions:    Fields:    
    2. Consensus protocol for management of early and late twin-twin transfusion syndrome: Delphi study. Ultrasound Obstet Gynecol. 2024 Mar; 63(3):371-377. Krispin E, Javinani A, Odibo A, Carreras E, Emery SP, Sepulveda Gonzalez G, Habli M, Hecher K, Ishii K, Miller J, Papanna R, Johnson A, Khalil A, Kilby MD, Lewi L, Bennasar Sans M, Otaño L, Zaretsky MV, Sananes N, Turan OM, Slaghekke F, Stirnemann J, Van Mieghem T, Welsh AW, Yoav Y, Chmait R, Shamshirsaz AA. PMID: 37553800.
      View in: PubMed   Mentions:    Fields:    
    3. Revisiting MOMS criteria for prenatal repair of spina bifida: upper gestational-age limit should be raised and assessment of prenatal motor function rather than anatomical level improves prediction of postnatal function. Ultrasound Obstet Gynecol. 2024 01; 63(1):53-59. Trigo L, Chmait RH, Llanes A, Catissi G, Eixarch E, Van Speybroeck A, Lapa DA. PMID: 37970655.
      View in: PubMed   Mentions:    Fields:    
    4. Neonatal Survival After Serial Amnioinfusions for Bilateral Renal Agenesis: The Renal Anhydramnios Fetal Therapy Trial. JAMA. 2023 12 05; 330(21):2096-2105. Miller JL, Baschat AA, Rosner M, Blumenfeld YJ, Moldenhauer JS, Johnson A, Schenone MH, Zaretsky MV, Chmait RH, Gonzalez JM, Miller RS, Moon-Grady AJ, Bendel-Stenzel E, Keiser AM, Avadhani R, Jelin AC, Davis JM, Warren DS, Hanley DF, Watkins JA, Samuels J, Sugarman J, Atkinson MA. PMID: 38051327; PMCID: PMC10698620.
      View in: PubMed   Mentions: 2     Fields:    Translation:HumansCTClinical Trials
    5. Perinatal survival following intrauterine transfusion for red cell alloimmunized pregnancies: systematic review and meta-regression. Am J Obstet Gynecol. 2023 Oct 13. Donepudi RV, Javinani A, Mostafaei S, Habich A, Miller J, Chmait RH, Shamshirsaz AA. PMID: 37839589.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    6. Third-trimester fetoscopic ablation therapy for types II and III vasa previa. Am J Obstet Gynecol. 2024 Jan; 230(1):87.e1-87.e9. Chmait RH, Monson MA, Chon AH, Masri J, Korst LM, Incerpi MH. PMID: 37741533.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    7. Outcome of laser photocoagulation in monochorionic diamniotic twin pregnancy complicated by Type-II selective fetal growth restriction. Ultrasound Obstet Gynecol. 2023 Sep; 62(3):369-373. Nassr AA, Hessami K, Corroenne R, Sanz Cortes M, Donepudi R, Espinoza J, Yamamoto R, Stirnemann J, Ishii K, Belfort MA, Chmait RH, Shamshirsaz AA. PMID: 36704956.
      View in: PubMed   Mentions:    Fields:    
    8. Fetoscopic Laser Ablation of Type II Vasa Previa: A Cost Benefit Analysis. Am J Perinatol. 2023 Jul 21. Monson MA, Chmait RH, Einerson B. PMID: 37494587.
      View in: PubMed   Mentions:    Fields:    
    9. Subclassification of fetal growth restriction type IIa vs type IIb applied to twin-twin transfusion syndrome. Am J Obstet Gynecol MFM. 2023 09; 5(9):101082. Nguyen MT, Masri J, Monson MA, Chon AH, Korst LM, Chmait RH. PMID: 37422003.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    10. Prenatal repair of gastroschisis using partial carbon dioxide insufflation fetoscopy: lessons learned. Einstein (Sao Paulo). 2023; 21:eRC0543. Oliveira GH, Acácio GL, Gonçalves RTR, Svetliza J, Callado GY, Dias CM, Vaz-Oliani DCM, Chmait RH, Lapa DA. PMID: 37255063; PMCID: PMC10219623.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    11. Multimodal Management of Cervical Insufficiency Complicated by Intra-amniotic Candida albicans Infection. Am J Perinatol. 2023 May 16. Chon AH, Monson MA, Gomez NG, Butler-Wu SM, Chmait RH. PMID: 36894156.
      View in: PubMed   Mentions: 1     Fields:    
    12. Advances in Fetal Surgical Repair of Open Spina Bifida. Obstet Gynecol. 2023 03 01; 141(3):505-521. Chmait RH, Monson MA, Chon AH. PMID: 36735401.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    13. In utero Treatment of Congenital High Airway Obstruction Syndrome via Fetal Laryngoscopy and EXIT Procedure. Fetal Diagn Ther. 2022; 49(9-10):385-393. Sabra R, Gheorghe CP, Monson MA, Masri J, Chmait RH. PMID: 36455519.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    14. Neuropathology Evaluation of in Utero Correction of Myelomeningocele and Complications of Late-Onset GBS Infection. Fetal Pediatr Pathol. 2023 Aug; 42(4):535-544. Edminster S, Wu TW, Van Speybroeck A, Chu J, Lapa DA, Chmait RH, Szymanski LJ. PMID: 36475417.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    15. Correction of fetal umbilical vein flow imbalance following laser surgery for twin-twin transfusion syndrome. Ultrasound Obstet Gynecol. 2022 12; 60(6):774-779. Saab RH, DeVore GR, Monson M, Masri J, Korst LM, Chmait RH. PMID: 36454633; PMCID: PMC10107838.
      View in: PubMed   Mentions:    Fields:    
    16. Primum, non nocere: Whole blood, prehospital transfusion and anti-D hemolytic disease of the fetus and newborn. Transfusion. 2023 01; 63(1):249-256. O'Brien KL, Shainker SA, Callum J, Chmait RH, Ladhani NNN, Lin Y, Roseff SD, Shamshirsaz AA, Uhl L, Haspel RL. PMID: 36449373.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    17. Solomon versus selective fetoscopic laser photocoagulation for twin-twin transfusion syndrome: A systematic review and meta-analysis. Prenat Diagn. 2022 Oct 02. Shamshirsaz AA, Chmait RH, Stirnemann J, Habli MA, Johnson A, Hessami K, Mostafaei S, Nassr AA, Donepudi RV, Sanz Cortes M, Espinoza J, Krispin E, Belfort MA. PMID: 36184777.
      View in: PubMed   Mentions:    Fields:    
    18. Current Status of the Workforce and Training at Fetal Therapy Centers in North America. Fetal Diagn Ther. 2022; 49(7-8):333-339. Moise KJ, Vlastos EJ, Papanna R, Chmait RH, Baschat AA, Lim FY, North American Fetal Treatment Network (NAFTNet). PMID: 36041413.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    19. Design and Protocol of the Renal Anhydramnios Fetal Therapy (RAFT) Trial. Clin Ther. 2022 08; 44(8):1161-1171. Atkinson MA, Jelin EB, Baschat A, Blumenfeld YJ, Chmait RH, O'Hare E, Moldenhauer JS, Zaretsky MV, Miller RS, Ruano R, Gonzalez JM, Johnson A, Mould WA, Davis JM, Hanley DF, Keiser AM, Rosner M, Miller JL. PMID: 35918190; PMCID: PMC9847373.
      View in: PubMed   Mentions: 2     Fields:    Translation:HumansCTClinical Trials
    20. Percutaneous/mini-laparotomy fetoscopic repair of open spina bifida: a novel surgical technique. Am J Obstet Gynecol. 2022 09; 227(3):375-383. Chmait RH, Monson MA, Pham HQ, Chu JK, Van Speybroeck A, Chon AH, Kontopoulos EV, Quintero RA. PMID: 35752302.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    21. Outcomes of laser surgery for stage I twin-twin transfusion syndrome. Prenat Diagn. 2022 Feb; 42(2):172-179. Gomez NG, Monson MA, Chon AH, Korst LM, Llanes A, Chmait RH. PMID: 35032038.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    22. Dual demise following laser surgery for twin-twin transfusion syndrome: Analysis of 52 cases at a single fetal surgery center. Prenat Diagn. 2021 Nov; 41(12):1548-1559. Youssefzadeh AC, Glassen GL, Chon AH, Korst LM, Esakoff TF, Afshar Y, Gheorghe CP, Llanes A, Chmait RH. PMID: 34669208.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    23. Percutaneous fetoscopic spina bifida repair: effect on ambulation and need for postnatal cerebrospinal fluid diversion and bladder catheterization. Ultrasound Obstet Gynecol. 2021 Oct; 58(4):582-589. Lapa DA, Chmait RH, Gielchinsky Y, Yamamoto M, Persico N, Santorum M, Gil MM, Trigo L, Quintero RA, Nicolaides KH. PMID: 33880811; PMCID: PMC9293198.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    24. Twin-twin transfusion syndrome and the definition of recipient polyhydramnios. Am J Obstet Gynecol. 2021 12; 225(6):683.e1-683.e8. Solorio C, Guenther JS, Chon AH, Korst LM, Glassen GL, Chmait RH. PMID: 34186067.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    25. Experience of 300 cases of prenatal fetoscopic open spina bifida repair: report of the International Fetoscopic Neural Tube Defect Repair Consortium. Am J Obstet Gynecol. 2021 12; 225(6):678.e1-678.e11. Sanz Cortes M, Chmait RH, Lapa DA, Belfort MA, Carreras E, Miller JL, Brawura Biskupski Samaha R, Sepulveda Gonzalez G, Gielchinsky Y, Yamamoto M, Persico N, Santorum M, Otaño L, Nicolaou E, Yinon Y, Faig-Leite F, Brandt R, Whitehead W, Maiz N, Baschat A, Kosinski P, Nieto-Sanjuanero A, Chu J, Kershenovich A, Nicolaides KH. PMID: 34089698.
      View in: PubMed   Mentions: 10     Fields:    Translation:Humans
    26. Fetal blood gases after in utero carbon dioxide insufflation for percutaneous fetoscopic spina bifida repair. Am J Obstet Gynecol MFM. 2021 09; 3(5):100409. Sangara RN, Chon AH, Van Speybroeck AL, Chu JK, Llanes AS, Kontopoulos EV, Quintero RA, Chmait RH. PMID: 34058420.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    27. Complicated Monochorionic-Diamniotic Twins in a Pregnant Woman with COVID-19 in the Second Trimester. Am J Perinatol. 2021 06; 38(7):747-752. Mok T, Contreras D, Chmait RH, Goldstein J, Pluym ID, Tabsh K, Aldrovandi G, Afshar Y. PMID: 33853148.
      View in: PubMed   Mentions: 2     Fields:    Translation:HumansCellsPHPublic Health
    28. The quantitative lung index: the left lung. J Matern Fetal Neonatal Med. 2022 Nov; 35(21):4142-4148. Kontopoulos EV, Quintero LF, Chmait R, Quintero RA. PMID: 33356702.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    29. Fetal neurodevelopmental recovery in donors after laser surgery for twin-twin transfusion syndrome. Prenat Diagn. 2021 01; 41(2):190-199. Rajagopalan V, Ashouri K, Llanes A, Vanderbilt DL, Lepore N, Bluml S, Lai HA, Wisnowski J, Chon AH, Chmait RH. PMID: 33191511; PMCID: PMC8101071.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    30. Evaluation of cardiac function in the recipient twin in successfully treated twin-to-twin transfusion syndrome using a novel fetal speckle-tracking analysis. Prenat Diagn. 2021 01; 41(1):136-144. Harbison AL, Pruetz JD, Ma S, Sklansky MS, Chmait RH, DeVore GR. PMID: 33015877.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    31. Risk Factors for Co-Twin Fetal Demise following Radiofrequency Ablation in Multifetal Monochorionic Gestations. Fetal Diagn Ther. 2020; 47(11):817-823. Gabby LC, Chon AH, Korst LM, Llanes A, Chmait RH. PMID: 32772022.
      View in: PubMed   Mentions: 1     Fields:    
    32. Twin-Twin Transfusion Syndrome Complicated by Proximate Placental Cord Insertion Sites: Endoscopic Clip-Assisted Laser Occlusion. Fetal Diagn Ther. 2020; 47(10):779-784. Chon AH, Pham HQ, Chmait RH. PMID: 32759605.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    33. Survival Outcomes by Fetal Weight Discordance after Laser Surgery for Twin-Twin Transfusion Syndrome Complicated by Donor Fetal Growth Restriction. Fetal Diagn Ther. 2020; 47(11):800-809. Gabby LC, Chon AH, Korst LM, Llanes A, Miller DA, Chmait RH. PMID: 32739914.
      View in: PubMed   Mentions:    Fields:    
    34. Fetoscopic Laser Ablation Therapy for Type II Vasa Previa. Fetal Diagn Ther. 2020; 47(9):682-688. Chmait RH, Catanzarite V, Chon AH, Korst LM, Llanes A, Ouzounian JG. PMID: 32629451.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    35. Selective intrauterine growth restriction (SIUGR) type II: proposed subclassification to guide surgical management. J Matern Fetal Neonatal Med. 2022 Mar; 35(6):1184-1191. Chmait RH, Chon AH, Korst LM, Stephen Y, Llanes A, Ouzounian JG. PMID: 32233709.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    36. Procedural, pregnancy, and short-term outcomes after fetal aortic valvuloplasty. Catheter Cardiovasc Interv. 2020 09 01; 96(3):626-632. Patel ND, Nageotte S, Ing FF, Armstrong AK, Chmait R, Detterich JA, Galindo A, Gardiner H, Grinenco S, Herberg U, Jaeggi E, Morris SA, Oepkes D, Simpson JM, Moon-Grady A, Pruetz JD. PMID: 32216096.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    37. Percent Absent End-Diastolic Velocity in the Umbilical Artery and Donor Twin Demise after Laser Surgery for Twin-Twin Transfusion Syndrome. Fetal Diagn Ther. 2020; 47(7):572-579. Purnell ME, Chon AH, Korst LM, Llanes A, Grubbs BH, Chmait RH. PMID: 32023611.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    38. Risk Factors for Parenting Stress in Parents of Children Treated with Laser Surgery for Twin-Twin Transfusion Syndrome 2 Years Postpartum. Am J Perinatol. 2021 07; 38(9):944-951. Schifsky K, Deavenport-Saman A, Mamey MR, Sheth N, Mirzaian CB, Schrager SM, Chmait RH, Vanderbilt DL. PMID: 31986541.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    39. Perinatal Management of Bart's Hemoglobinopathy: Paradoxical Effects of Intrauterine, Transplacental, and Partial Exchange Transfusions. AJP Rep. 2020 Jan; 10(1):e11-e14. Curran M, Mikhael M, Sun WD, Lim J, Leung A, Morchi G, Chmait RH. PMID: 31993246; PMCID: PMC6984954.
      View in: PubMed   Mentions: 2  
    40. Amylase concentration and activity in the amniotic fluid of fetal rats with retinoic acid induced myelomeningocele. J Matern Fetal Neonatal Med. 2022 Jan; 35(1):147-154. Sasso EB, Thornton ME, Chmait RH, Ouzounian JG, Grubbs BH. PMID: 31910702.
      View in: PubMed   Mentions: 2     Fields:    Translation:Animals
    41. Antenatal course of referred monochorionic diamniotic twins complicated by selective intrauterine growth restriction (SIUGR) type III. J Matern Fetal Neonatal Med. 2021 Dec; 34(23):3867-3873. Chon AH, Ma SY, Korst LM, Chmait HR, Purnell ME, Chmait RH. PMID: 31842649.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    42. Membrane Separation and Perinatal Outcomes after Laser Treatment for Twin-Twin Transfusion Syndrome. Fetal Diagn Ther. 2020; 47(4):307-314. De Zoysa MY, Chon AH, Korst LM, Llanes A, Chmait RH. PMID: 31822010.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    43. Is there a role for fetoscopic laser ablation therapy in Type-2 vasa previa? Ultrasound Obstet Gynecol. 2019 Nov; 54(5):696. Ibirogba ER, Shazly SA, Chmait RH, Ruano R. PMID: 30801796.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    44. Delivery timing after laser surgery for twin-twin transfusion syndrome. J Perinatol. 2020 02; 40(2):248-255. Chon AH, Chang MR, Chmait HR, Korst LM, Friedlich PS, Chmait RH. PMID: 31611614.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    45. Uterine legacy of open maternal-fetal surgery: preterm uterine rupture. Am J Obstet Gynecol. 2019 11; 221(5):535. Chmait RH, Kontopoulos EV, Quintero RA. PMID: 31351066.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    46. Neurodevelopmental outcome of monochorionic twins with selective intrauterine growth restriction (SIUGR) type II: laser versus expectant management. J Matern Fetal Neonatal Med. 2021 May; 34(10):1513-1521. Quintero R, Kontopoulos E, Williams ME, Sloop J, Vanderbilt D, Chmait RH. PMID: 31309857.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    47. Ultrasound-guided in Utero Transplantation of Placental Stem Cells into the Liver of Crigler-Najjar Syndrome Model Rat. Transplantation. 2019 07; 103(7):e182-e187. Grubbs BH, Ching MM, Parducho KR, Chmait RH, Miki T. PMID: 30985583; PMCID: PMC6594893.
      View in: PubMed   Mentions: 1     Fields:    Translation:HumansAnimals
    48. Inadvertent Perforation of a Gravid Uterus During Laparoscopy. JSLS. 2019 Jul-Sep; 23(3). Post RJ, Friedrich E, Amaya KE, Chmait RH. PMID: 31427852; PMCID: PMC6667195.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    49. Case 1: Cardiac Arrest in a 2-month-old Boy with a Prenatal Course Complicated by Alloimmunization. Pediatr Rev. 2019 May; 40(5):243-246. Chang MR, Chon AH, Baskin J, Nael A, Chmait RH. PMID: 31043443.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    50. Quantitative fetal fibronectin to predict spontaneous preterm delivery after laser surgery for twin-twin transfusion syndrome. Sci Rep. 2019 03 14; 9(1):4438. Chon AH, Chan Y, Korst LM, Llanes A, Abdel-Sattar M, Chmait RH. PMID: 30872799; PMCID: PMC6418228.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    51. Prenatal diagnosis and management of congenital complete heart block. Birth Defects Res. 2019 05 01; 111(8):380-388. Pruetz JD, Miller JC, Loeb GE, Silka MJ, Bar-Cohen Y, Chmait RH. PMID: 30821931; PMCID: PMC6474813.
      View in: PubMed   Mentions: 12     Fields:    Translation:Humans
    52. Characteristics of referred patients with twin-twin transfusion syndrome who did not undergo fetal therapy. Prenat Diagn. 2019 03; 39(4):280-286. Sasso EB, Hardley MT, Bottura I, Korst LM, Ouzounian JG, Chmait RH. PMID: 30698855.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    53. Percutaneous fetoscopic closure of large open spina bifida using a bilaminar skin substitute. Ultrasound Obstet Gynecol. 2018 Oct; 52(4):458-466. Lapa Pedreira DA, Acacio GL, Gonçalves RT, Sá RAM, Brandt RA, Chmait RH, Kontopoulos EV, Quintero RA. PMID: 29314321.
      View in: PubMed   Mentions: 12     Fields:    Translation:Humans
    54. The Use of Fetal Bronchoscopy in the Diagnosis and Management of a Suspected Obstructive Lung Mass. AJP Rep. 2018 Jul; 8(3):e195-e200. Chon AH, Stein JE, Gerstenfeld T, Wang L, Vazquez WD, Chmait RH. PMID: 30258699; PMCID: PMC6156116.
      View in: PubMed   Mentions: 3  
    55. Long-Term Outcomes After Thoracoamniotic Shunt for Pleural Effusions With Secondary Hydrops. J Surg Res. 2019 01; 233:304-309. Chon AH, Chmait HR, Korst LM, Llanes A, Ouzounian JG, Chmait RH. PMID: 30502263.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    56. Response to Commentary by Saeid Safiri et al. J Matern Fetal Neonatal Med. 2020 01; 33(1):171. Schrager S, Chmait RH, Vanderbilt DL. PMID: 29860913.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    57. Minimally Invasive Implantation of a Micropacemaker Into the Pericardial Space. Circ Arrhythm Electrophysiol. 2018 07; 11(7):e006307. Bar-Cohen Y, Silka MJ, Hill AC, Pruetz JD, Chmait RH, Zhou L, Rabin SM, Norekyan V, Loeb GE. PMID: 29945929; PMCID: PMC6050018.
      View in: PubMed   Mentions: 5     Fields:    Translation:Animals
    58. Iodine-Induced Fetal Hypothyroidism: Diagnosis and Treatment with Intra-Amniotic Levothyroxine. Horm Res Paediatr. 2018; 90(6):419-423. Hardley MT, Chon AH, Mestman J, Nguyen CT, Geffner ME, Chmait RH. PMID: 29791909.
      View in: PubMed   Mentions: 8     Fields:    Translation:Humans
    59. Types II and III congenital pulmonary airway malformation with hydrops treated in utero with percutaneous sclerotherapy. Prenat Diagn. 2018 06; 38(7):493-498. Chon AH, Korst LM, Abdel-Sattar M, Llanes A, Ouzounian JG, Chmait RH. PMID: 29665020.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    60. In utero Fetal Intubation for a Large Neck Mass: A Minimally Invasive EXIT Option. Fetal Diagn Ther. 2019; 45(4):275-280. Chmait RH, Chon AH, Anselmo D, Vanderbilt DL, Townsend J, Julian-Wang B, Don D. PMID: 29642057.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    61. Re: Monochorionic diamniotic twin pregnancy with selective fetal growth restriction Type II: sonographic and fetoscopic findings of poor prognosis. Ultrasound Obstet Gynecol. 2018 02; 51(2):280. Quintero R, Chmait RH. PMID: 29417679.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    62. Management of twin-twin transfusion syndrome with an extremely short cervix. J Obstet Gynaecol. 2018 Apr; 38(3):359-362. Aboudiab MS, Chon AH, Korst LM, Llanes A, Ouzounian JG, Chmait RH. PMID: 29374983.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    63. The relationship between preoperative fetal head circumference and 2-year cognitive performance after laser surgery for twin-twin transfusion syndrome. Prenat Diagn. 2018 02; 38(3):173-178. Chon AH, Mamey MR, Schrager SM, Vanderbilt DL, Chmait RH. PMID: 29314091; PMCID: PMC5867238.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    64. Risks of Preterm Premature Rupture of Membranes and Preterm Birth Post Fetoscopy Based on Location of Trocar Insertion Site. Am J Perinatol. 2018 07; 35(8):801-808. Chmait RH, Chon AH, Korst LM, Llanes A, Kontopoulos EV, Quintero RA. PMID: 29320800.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    65. Comparison of umbilical cord occlusion methods: Radiofrequency ablation versus laser photocoagulation. Prenat Diagn. 2018 01; 38(2):110-116. Abdel-Sattar M, Chon AH, Llanes A, Korst LM, Ouzounian JG, Chmait RH. PMID: 29239485.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    66. Middle Cerebral Artery Doppler Changes following Fetal Transfusion Performed with and without Fetal Anesthesia. Am J Perinatol. 2018 06; 35(7):682-687. Uquillas KR, Aboudiab MS, Korst LM, Llanes A, Grubbs BH, Chmait RH. PMID: 29228401.
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    67. Incidental Septostomy after Laser Surgery for Twin-Twin Transfusion Syndrome: Perinatal Outcomes and Antenatal Management. Fetal Diagn Ther. 2018; 44(4):285-290. Gordon BJ, Chon AH, Korst LM, Llanes A, Miller DA, Chmait RH. PMID: 29207382.
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    68. A Complication of Percutaneous Sclerotherapy for Congenital Pulmonary Airway Malformation: Intravascular Injection and Cardiac Necrosis. Fetal Pediatr Pathol. 2017 Dec; 36(6):437-444. H Chon A, Takeda MR, Felix JC, Chmait RH. PMID: 29206544.
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    69. Risk factors for fetomaternal bleeding after laser therapy for twin-twin transfusion syndrome. Prenat Diagn. 2017 12; 37(12):1232-1237. Chon AH, Korst LM, Grubbs BH, Kontopoulos EV, Quintero RA, Chmait RH. PMID: 29071724.
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    70. Midtrimester isolated oligohydramnios in monochorionic diamniotic multiple gestations. J Matern Fetal Neonatal Med. 2019 Feb; 32(4):590-596. Chon AH, Korst LM, Assaf RD, Llanes A, Ouzounian JG, Chmait RH. PMID: 28965437.
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    71. Doppler US in the Evaluation of Fetal Growth and Perinatal Health. Radiographics. 2017 Oct; 37(6):1831-1838. Uquillas KR, Grubbs BH, Prosper AE, Chmait RH, Grant EG, Walker DK. PMID: 29019748.
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    72. Neonatal cerebral lesions predict 2-year neurodevelopmental impairment in children treated with laser surgery for twin-twin transfusion syndrome. J Matern Fetal Neonatal Med. 2019 Jan; 32(1):80-84. Chmait RH, Chon AH, Schrager SM, Llanes A, Hamilton AH, Vanderbilt DL. PMID: 28835143.
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    73. Pseudoamniotic Band Syndrome Post Fetal Thoracoamniotic Shunting for Bilateral Hydrothorax. Fetal Pediatr Pathol. 2017 08; 36(4):311-318. Han M, Afshar Y, Chon AH, Scibetta E, Rao R, Meyerson C, Chmait RH. PMID: 28453379.
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    74. Recipient Twin Circular Shunt Physiology Before Fetal Laser Surgery: Survival and Risks for Postnatal Right Ventricular Outflow Tract Obstruction. J Ultrasound Med. 2017 Aug; 36(8):1595-1605. Pruetz JD, Votava-Smith JK, Chmait HR, Korst LM, Llanes A, Chmait RH. PMID: 28370096.
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    75. The impact of laser surgery on angiogenic and anti-angiogenic factors in twin-twin transfusion syndrome: a prospective study. J Matern Fetal Neonatal Med. 2018 Apr; 31(8):1085-1091. Chon AH, Chavira ER, Wilson ML, Ingles SA, Llanes A, Chmait RH. PMID: 28320252.
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    76. Salvage of Necrotic-Appearing Limb after In Utero Endoscopic Lysis of Constriction Bands. AJP Rep. 2017 Apr; 7(2):e74-e78. Abdel-Sattar M, Chon A, Chen B, Burkhalter W, Chmait RH. PMID: 28428904; PMCID: PMC5393915.
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    77. Design and Testing of a Transcutaneous RF Recharging System for a Fetal Micropacemaker. IEEE Trans Biomed Circuits Syst. 2017 04; 11(2):336-346. Vest AN, Zhou L, Huang X, Norekyan V, Bar-Cohen Y, Chmait RH, Loeb GE. PMID: 28212097; PMCID: PMC5510743.
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    78. Analytical Modeling for Computing Lead Stress in a Novel Epicardial Micropacemaker. Cardiovasc Eng Technol. 2017 03; 8(1):96-105. Zhou L, Bar-Cohen Y, Peck RA, Chirikian GV, Harwin B, Chmait RH, Pruetz JD, Silka MJ, Loeb GE. PMID: 28070867; PMCID: PMC5321717.
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    79. Fetal Serum β2-Microglobulin and Postnatal Renal Function in Lower Urinary Tract Obstruction Treated with Vesicoamniotic Shunt. Fetal Diagn Ther. 2017; 42(1):17-27. Chon AH, de Oliveira GH, Lemley KV, Korst LM, Assaf RD, Chmait RH. PMID: 27603215.
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    80. Umbilical Cord Occlusion via Laser Coagulation in Monochorionic Multifetal Gestations before and after 20 Weeks of Gestation. Fetal Diagn Ther. 2017; 42(1):9-16. King JR, Conturie CL, Ouzounian JG, Korst LM, Llanes A, Chmait RH. PMID: 27577884.
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    81. Amniopatch treatment of iatrogenic preterm premature rupture of membranes (iPPROM) after fetoscopic laser surgery for twin-twin transfusion syndrome. J Matern Fetal Neonatal Med. 2017 Jun; 30(11):1349-1354. Chmait RH, Kontopoulos EV, Chon AH, Korst LM, Llanes A, Quintero RA. PMID: 27686840.
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    82. Fetoscopic repair of spina bifida: safer and better? Ultrasound Obstet Gynecol. 2016 Aug; 48(2):141-7. Pedreira DA, Reece EA, Chmait RH, Kontopoulos EV, Quintero RA. PMID: 27273812; PMCID: PMC5113790.
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    83. Twin-to-Twin Transfusion Syndrome: Definition, Staging, and Ultrasound Assessment. Twin Res Hum Genet. 2016 06; 19(3):175-83. Kontopoulos E, Chmait RH, Quintero RA. PMID: 27203605.
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    84. Laser Treatment of Twin-to-Twin Transfusion Syndrome. Twin Res Hum Genet. 2016 06; 19(3):197-206. Quintero RA, Kontopoulos E, Chmait RH. PMID: 27203606.
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    85. Minimally invasive implantable fetal micropacemaker: mechanical testing and technical refinements. Med Biol Eng Comput. 2016 Dec; 54(12):1819-1830. Zhou L, Vest AN, Peck RA, Sredl JP, Huang X, Bar-Cohen Y, Silka MJ, Pruetz JD, Chmait RH, Loeb GE. PMID: 27021067; PMCID: PMC5040620.
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    86. Generalized Arterial Calcification in a Recipient Twin: Discordant Fetal Hemodynamics Result in Differing Phenotypes in Monozygotic Twins with an ABCC6 Mutation. Fetal Diagn Ther. 2017; 41(3):234-236. Votava-Smith JK, Pitukcheewanont P, Randolph LM, Chmait RH. PMID: 26982014.
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    87. Decreased Total Placental Mass Found in Twin-Twin Transfusion Syndrome Gestations with Selective Growth Restriction. Fetal Diagn Ther. 2016; 40(2):116-22. Van Winden KR, Quintero RA, Kontopoulos EV, Korst LM, Llanes A, Chmait RH. PMID: 26784929.
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    88. Amniotic fluid levels of phospholipase A2 in fetal rats with retinoic acid induced myelomeningocele: the potential "second hit" in neurologic damage. J Matern Fetal Neonatal Med. 2016 Sep; 29(18):3003-8. Agarwal R, Thornton ME, Fonteh AN, Harrington MG, Chmait RH, Grubbs BH. PMID: 26513600.
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    89. Fetal brain-sparing after laser surgery for twin-twin transfusion syndrome appears associated with two-year neurodevelopmental outcomes. Prenat Diagn. 2016 Jan; 36(1):63-7. Chmait RH, Chon AH, Schrager SM, Llanes A, Hamilton A, Vanderbilt DL. PMID: 26515250.
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    90. Endoscopic surgery for the antenatal treatment of myelomeningocele: the CECAM trial. Am J Obstet Gynecol. 2016 Jan; 214(1):111.e1-111.e11. Pedreira DA, Zanon N, Nishikuni K, Moreira de Sá RA, Acacio GL, Chmait RH, Kontopoulos EV, Quintero RA. PMID: 26386383.
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    91. Donor catch-up growth after laser surgery for twin-twin transfusion syndrome. Early Hum Dev. 2015 Dec; 91(12):751-4. Chmait RH, Chon AH, Schrager SM, Kontopoulos EV, Quintero RA, Vanderbilt DL. PMID: 26364515; PMCID: PMC8369892.
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    92. International Fetal Cardiac Intervention Registry: A Worldwide Collaborative Description and Preliminary Outcomes. J Am Coll Cardiol. 2015 Jul 28; 66(4):388-99. Moon-Grady AJ, Morris SA, Belfort M, Chmait R, Dangel J, Devlieger R, Emery S, Frommelt M, Galindo A, Gelehrter S, Gembruch U, Grinenco S, Habli M, Herberg U, Jaeggi E, Kilby M, Kontopoulos E, Marantz P, Miller O, Otaño L, Pedra C, Pedra S, Pruetz J, Quintero R, Ryan G, Sharland G, Simpson J, Vlastos E, Tworetzky W, Wilkins-Haug L, Oepkes D, International Fetal Cardiac Intervention Registry. PMID: 26205597.
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    93. Selective Reduction Using Intravascular Potassium Chloride Injection after Laser Surgery for Twin-Twin Transfusion Syndrome. Fetal Diagn Ther. 2016; 39(4):306-10. Chmait RH, Kontopoulos EV, Jackson M, Horenstein J, Timor-Tritsch I, Quintero RA. PMID: 26067899.
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    94. Blood pressure evaluation in children treated with laser surgery for twin-twin transfusion syndrome at 2-year follow-up. Am J Obstet Gynecol. 2015 Sep; 213(3):417.e1-7. Pruetz JD, Schrager SM, Wang TV, Llanes A, Chmait RH, Vanderbilt DL. PMID: 26003061; PMCID: PMC4556589.
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    95. Abnormal umbilical artery Doppler findings in the recipient twin before laser surgery for twin-twin transfusion syndrome. J Ultrasound Med. 2015 May; 34(5):843-6. Patel S, Quintero RA, Kontopoulos EV, Korst LM, Llanes A, Chmait RH. PMID: 25911718.
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    96. Which twin is which? A proposed solution for the labeling of twins at birth. Am J Obstet Gynecol. 2015 Aug; 213(2):245-6. Kontopoulos E, Quintero R, Barrett J, Chmait R. PMID: 25816785.
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    97. Preclinical testing and optimization of a novel fetal micropacemaker. Heart Rhythm. 2015 Jul; 12(7):1683-90. Bar-Cohen Y, Loeb GE, Pruetz JD, Silka MJ, Guerra C, Vest AN, Zhou L, Chmait RH. PMID: 25778431; PMCID: PMC4485563.
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    98. Identification of essential steps in laser procedure for twin-twin transfusion syndrome using the Delphi methodology: SILICONE study. Ultrasound Obstet Gynecol. 2015 Apr; 45(4):439-46. Peeters SH, Akkermans J, Westra M, Lopriore E, Middeldorp JM, Klumper FJ, Lewi L, Devlieger R, Deprest J, Kontopoulos EV, Quintero R, Chmait RH, Smoleniec JS, Otaño L, Oepkes D. PMID: 25504904.
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    99. Pre-Operative Twin Anemia/Polycythemia in the Setting of Twin-Twin Transfusion Syndrome (TTTS). Fetal Diagn Ther. 2015; 37(4):274-80. Van Winden KR, Quintero RA, Kontopoulos EV, Korst LM, Llanes A, Chmait RH. PMID: 25721425.
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    100. Perinatal survival in cases of twin-twin transfusion syndrome complicated by selective intrauterine growth restriction. J Matern Fetal Neonatal Med. 2015 Sep; 28(13):1549-53. Van Winden KR, Quintero RA, Kontopoulos EV, Korst LM, Llanes A, Chmait RH. PMID: 25184748.
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    101. Treatment of Complicated Spontaneous Twin Anemia-Polycythemia Sequence via Fetoscopic Laser Ablation of the Vascular Communications. Fetal Diagn Ther. 2015; 38(3):233-7. Abdel-Sattar M, Platt LD, DeVore G, Porto M, Benirschke K, Chmait RH. PMID: 25138968.
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    102. Treatment of alpha(0)-thalassemia (--(SEA)/--(SEA)) via serial fetal and post-natal transfusions: Can early fetal intervention improve outcomes? Hematology. 2015 May; 20(4):217-22. Chmait RH, Baskin JL, Carson S, Randolph LM, Hamilton A. PMID: 25116001.
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    103. Dual twin survival after laser surgery for twin-twin transfusion syndrome. Ultrasound Obstet Gynecol. 2014 Aug; 44(2):244. Chmait RH, Kontopoulos E, Quintero R, USFetus Consortium. PMID: 25088513.
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    104. Chorioamniotic membrane separation over the cervical os ("moon sign") in twin-twin transfusion syndrome. J Ultrasound Med. 2014 Jul; 33(7):1147-54. Patel S, Korst LM, Llanes A, Lee RH, Ouzounian JG, Chmait RH. PMID: 24958400.
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    105. Giant chorioangioma treated in utero via laser of feeding vessels with subsequent development of multifocal infantile hemangiomas. Fetal Pediatr Pathol. 2015 Feb; 34(1):1-8. Jhun KM, Nassar P, Chen TS, Sardesai S, Chmait RH. PMID: 24941233.
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    106. Chlorhexidine gluconate versus povidone iodine at cesarean delivery: a randomized controlled trial. J Matern Fetal Neonatal Med. 2015 Mar; 28(5):573-7. Kunkle CM, Marchan J, Safadi S, Whitman S, Chmait RH. PMID: 24849000.
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    107. Sequential laser surgery for twin-twin transfusion syndrome. Am J Perinatol. 2014 Sep; 31 Suppl 1:S13-8. Chmait RH, Kontopoulos EV, Quintero RA. PMID: 24936936.
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    108. Midtrimester isolated polyhydramnios in monochorionic diamniotic multiple gestations. Am J Obstet Gynecol. 2014 Sep; 211(3):303.e1-5. Chon AH, Korst LM, Llanes A, Miller DA, Ouzounian JG, Chmait RH. PMID: 24858201.
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    109. Predictors of 2-year cognitive performance after laser surgery for twin-twin transfusion syndrome. Am J Obstet Gynecol. 2014 Oct; 211(4):388.e1-7. Vanderbilt DL, Schrager SM, Llanes A, Hamilton A, Seri I, Chmait RH. PMID: 24681290; PMCID: PMC4175130.
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    110. Fetoscopic single-layer repair of open spina bifida using a cellulose patch: preliminary clinical experience. J Matern Fetal Neonatal Med. 2014 Nov; 27(16):1613-9. Pedreira DA, Zanon N, de Sá RA, Acacio GL, Ogeda E, Belem TM, Chmait RH, Kontopoulos E, Quintero RA. PMID: 24299030.
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    111. A percutaneously implantable fetal pacemaker. Annu Int Conf IEEE Eng Med Biol Soc. 2014; 2014:4459-63. Zhou L, Vest AN, Chmait RH, Bar-Cohen Y, Pruetz J, Silka M, Zheng K, Peck R, Loeb GE. PMID: 25570982; PMCID: PMC4346192.
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    112. Term vaginal delivery following fetoscopic laser photocoagulation of type II vasa previa. Fetal Diagn Ther. 2014; 35(1):62-4. Johnston R, Shrivastava VK, Chmait RH. PMID: 24246791.
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    113. Perioperative characteristics associated with preterm birth in twin-twin transfusion syndrome treated by laser surgery. Am J Obstet Gynecol. 2013 Sep; 209(3):264.e1-8. Chmait RH, Korst LM, Llanes A, Mullin P, Lee RH, Ouzounian JG. PMID: 23747839.
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    114. Chimerism in monochorionic dizygotic twins: case study and review. Am J Med Genet A. 2013 Jul; 161A(7):1817-24. Chen K, Chmait RH, Vanderbilt D, Wu S, Randolph L. PMID: 23703979.
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    115. Laser treatment of twin-twin transfusion syndrome: what do the data really show? Am J Obstet Gynecol. 2013 Aug; 209(2):157-8. USFetus Consortium, Quintero RA, Chmait R, Kontopoulos E. PMID: 23524169.
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    116. Maternal hemolysis after intravenous immunoglobulin treatment in fetal and neonatal alloimmune thrombocytopenia. Obstet Gynecol. 2013 Feb; 121(2 Pt 2 Suppl 1):471-3. Rink BD, Gonik B, Chmait RH, O'Shaughnessy R. PMID: 23344412.
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    117. The observed vs. expected lung-to-head ratio does not correct for the effect of gestational age on the lung-to-head ratio. J Matern Fetal Neonatal Med. 2013 Apr; 26(6):552-7. Quintero RA, Kontopoulos EV, Quintero LF, Landy DC, Gonzalez R, Chmait RH. PMID: 23046345.
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    118. Prevalence and risk factors of cerebral lesions in neonates after laser surgery for twin-twin transfusion syndrome. Am J Obstet Gynecol. 2012 Oct; 207(4):320.e1-6. Vanderbilt DL, Schrager SM, Llanes A, Chmait RH. PMID: 23021698; PMCID: PMC3462319.
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    119. Middle cerebral artery Doppler and hemoglobin changes immediately following fetal transfusion. J Matern Fetal Neonatal Med. 2013 Jan; 26(2):155-7. Grubbs BH, Korst LM, Llanes A, Chmait RH. PMID: 22937816.
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    120. Design and testing of a percutaneously implantable fetal pacemaker. Ann Biomed Eng. 2013 Jan; 41(1):17-27. Loeb GE, Zhou L, Zheng K, Nicholson A, Peck RA, Krishnan A, Silka M, Pruetz J, Chmait R, Bar-Cohen Y. PMID: 22855119; PMCID: PMC3524376.
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    121. Intraluminal tracheal occlusion using a modified 8-mm Z-stent in a sheep model of left-sided congenital diaphragmatic hernia. J Matern Fetal Neonatal Med. 2012 Nov; 25(11):2346-53. Sosa-Sosa C, Bermúdez C, Chmait RH, Kontopoulos E, Córdoba Y, Guevara-Zuloaga F, Steffensen T, Quintero RA. PMID: 22631591.
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    122. Vascular limb occlusion in twin-twin transfusion syndrome (TTTS): case series and literature review. Am J Obstet Gynecol. 2012 Aug; 207(2):131.e1-10. Schrey S, Huber A, Hecher K, Quintero R, Alkazaleh F, Moise KJ, Allbert JR, Schneider C, Palermo M, Yinon Y, Chmait RH, Windrim R, Ryan G. PMID: 22840724.
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    123. Mutation in an mtDNA protein-coding gene: prenatal diagnosis aided by fetal muscle biopsy. J Child Neurol. 2013 Feb; 28(2):264-8. Shanske S, Naini A, Chmait RH, Akman HO, Mansukhani M, Lu J, Hirano M, DiMauro S. PMID: 22532554; PMCID: PMC3959766.
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    124. Prevalence of noncardiac structural anomalies in twin-twin transfusion syndrome. J Ultrasound Med. 2012 Apr; 31(4):555-60. Patel S, Randolph LM, Benirschke K, Llanes A, Yedigarova L, Chmait RH. PMID: 22441911.
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    125. Incidental fetoscopy during laparoscopy in pregnancy: management of perforation of the gravid uterus. Surg Laparosc Endosc Percutan Tech. 2012 Apr; 22(2):e76-8. Joumblat N, Grubbs B, Chmait RH. PMID: 22487644.
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    126. Treatment of congenital pulmonary airway malformation induced hydrops fetalis via percutaneous sclerotherapy. Fetal Diagn Ther. 2012; 31(4):264-8. Lee FL, Said N, Grikscheit TC, Shin CE, Llanes A, Chmait RH. PMID: 22354268.
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    127. Percutaneously injectable fetal pacemaker: electrodes, mechanical design and implantation. Annu Int Conf IEEE Eng Med Biol Soc. 2012; 2012:6600-3. Zhou L, Chmait R, Bar-Cohen Y, Peck RA, Loeb GE. PMID: 23367442; PMCID: PMC4355015.
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    128. Percutaneously injectable fetal pacemaker: electronics, pacing thresholds, and power budget. Annu Int Conf IEEE Eng Med Biol Soc. 2012; 2012:5730-3. Nicholson A, Chmait R, Bar-Cohen Y, Zheng K, Loeb GE. PMID: 23367231; PMCID: PMC4106143.
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    129. Fetoscopic laser photocoagulation of feeding vessels to a large placental chorioangioma following fetal deterioration after amnioreduction. Fetal Diagn Ther. 2012; 31(3):191-5. Jones K, Tierney K, Grubbs BH, Pruetz JD, Detterich J, Chmait RH. PMID: 22086270.
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    130. Neurodevelopmental outcomes after laser therapy for twin-twin transfusion syndrome: a systematic review and meta-analysis. Obstet Gynecol. 2011 Nov; 118(5):1145-1150. Rossi AC, Vanderbilt D, Chmait RH. PMID: 22015883.
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    131. In utero release of constriction amniotic bands via blunt dissection. Fetal Pediatr Pathol. 2012 Feb; 31(1):25-9. Assaf R, Llanes A, Chmait R. PMID: 22017664.
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    132. The quantitative lung index (QLI): a gestational age-independent sonographic predictor of fetal lung growth. Am J Obstet Gynecol. 2011 Dec; 205(6):544.e1-8. Quintero RA, Quintero LF, Chmait R, Gómez Castro L, Korst LM, Fridman M, Kontopoulos EV. PMID: 21944224.
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    133. Twin-twin transfusion syndrome treated with laser surgery: postnatal prevalence of congenital heart disease in surviving recipients and donors. Prenat Diagn. 2011 Oct; 31(10):973-7. Pruetz JD, Sklansky M, Detterich J, Korst LM, Llanes A, Chmait RH. PMID: 21744364.
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    134. Fetoscopic documentation of meconium passage at 19 weeks' gestation. Clin Gastroenterol Hepatol. 2011 Nov; 9(11):e120. Solt I, Chmait RH. PMID: 21723234.
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    135. Role of low placental share in twin-twin transfusion syndrome complicated by intrauterine growth restriction. Placenta. 2011 Aug; 32(8):616-8. Grubbs BH, Benirschke K, Korst LM, Llanes A, Yedigarova L, Chmait RH. PMID: 21664690.
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    136. Stage-based outcomes of 682 consecutive cases of twin-twin transfusion syndrome treated with laser surgery: the USFetus experience. Am J Obstet Gynecol. 2011 May; 204(5):393.e1-6. Chmait RH, Kontopoulos EV, Korst LM, Llanes A, Petisco I, Quintero RA. PMID: 21411051.
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    137. Duplicity: Sonography suggested a twin gestation was dichorionic-and monochorionic. Am J Obstet Gynecol. 2011 Jul; 205(1):87.e1-2. Chmait RH, Floyd R, Benirschke K. PMID: 21529761.
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    138. Neonatal outcomes of twins according to birth order, presentation and mode of delivery: a systematic review and meta-analysis. BJOG. 2011 Apr; 118(5):523-32. Rossi AC, Mullin PM, Chmait RH. PMID: 21291505.
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    139. Twin-to-twin transfusion syndrome (TTTS). J Perinat Med. 2011 03; 39(2):107-12. WAPM Consensus Group on Twin-to-Twin Transfusion, Baschat A, Chmait RH, Deprest J, Gratacós E, Hecher K, Kontopoulos E, Quintero R, Skupski DW, Valsky DV, Ville Y. PMID: 21142846.
      View in: PubMed   Mentions: 17     Fields:    Translation:Humans
    140. Fetal middle cerebral artery Doppler fluctuations after laser surgery for twin-twin transfusion syndrome. J Perinatol. 2011 May; 31(5):368-72. Aghajanian P, Assaf SA, Korst LM, Miller DA, Chmait RH. PMID: 21151008.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    141. Normalization of amniotic fluid levels after fetoscopic laser surgery for twin-twin transfusion syndrome. J Ultrasound Med. 2010 Oct; 29(10):1431-6. Assaf SA, Korst LM, Chmait RH. PMID: 20876896.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    142. Postoperative middle cerebral artery peak systolic velocity changes confirm physiological principles of the sequential laser technique for twin-twin transfusion syndrome. Fetal Diagn Ther. 2010; 28(3):140-4. Pathak B, Quintero R, Kontopoulos E, Assaf S, Miller D, Chmait RH. PMID: 20838031.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    143. Discordant blood chimerism in dizygotic monochorionic laser-treated twin-twin transfusion syndrome. Obstet Gynecol. 2010 Aug; 116 Suppl 2:483-485. Assaf SA, Randolph LM, Benirschke K, Wu S, Samadi R, Chmait RH. PMID: 20664426.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    144. In utero management of fetal lower urinary tract obstruction with a novel shunt: a landmark development in fetal therapy. J Matern Fetal Neonatal Med. 2010 Aug; 23(8):806-12. Quintero RA, Gomez Castro LA, Bermudez C, Chmait RH, Kontopoulos EV. PMID: 19968590.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    145. Spontaneous twin anemia-polycythemia sequence complicated by recipient placental vascular thrombosis and hydrops fetalis. J Matern Fetal Neonatal Med. 2011 Mar; 24(3):549-52. Assaf SA, Benirschke K, Chmait RH. PMID: 20593976.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    146. Residual vascular communications in twin-twin transfusion syndrome treated with sequential laser surgery: frequency and clinical implications. Placenta. 2010 Jul; 31(7):611-4. Chmait RH, Assaf SA, Benirschke K. PMID: 20451248.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    147. Third trimester fetoscopic laser ablation of type II vasa previa. J Matern Fetal Neonatal Med. 2010 May; 23(5):459-62. Chmait RH, Chavira E, Kontopoulos EV, Quintero RA. PMID: 19637106.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    148. Triplets with feto-fetal transfusion syndrome treated with laser ablation: the USFetus experience. J Matern Fetal Neonatal Med. 2010 May; 23(5):361-5. Chmait RH, Kontopoulos E, Bornick PW, Maitino T, Quintero RA. PMID: 19658042.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    149. Trocar-assisted selective laser photocoagulation of communicating vessels: a technique for the laser treatment of patients with twin-twin transfusion syndrome with inaccessible anterior placentas. J Matern Fetal Neonatal Med. 2010 Apr; 23(4):330-4. Quintero RA, Chmait RH, Bornick PW, Kontopoulos EV. PMID: 19941443.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    150. Emergency postpartum hysterectomy for uncontrolled postpartum bleeding: a systematic review. Obstet Gynecol. 2010 Mar; 115(3):637-644. Rossi AC, Lee RH, Chmait RH. PMID: 20177297.
      View in: PubMed   Mentions: 30     Fields:    Translation:Humans
    151. Amniopatch as a treatment for rupture of membranes following laser surgery for twin-twin transfusion syndrome. Fetal Diagn Ther. 2010; 27(3):134-7. Pathak B, Khan A, Assaf SA, Miller DA, Chmait RH. PMID: 20090293.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    152. Twin-twin transfusion syndrome in a dichorionic-monozygotic twin pregnancy: The end of a paradigm? Fetal Pediatr Pathol. 2010 Jan; 29(2):81-8. Quintero R, Kontopoulos EV, Barness E, Steffensen TS, Hilbelink D, Chmait R, Benirschke K, Bornick PW. PMID: 20334482.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    153. Perinatal survival following preferential sequential selective laser surgery for twin-twin transfusion syndrome. J Matern Fetal Neonatal Med. 2010 Jan; 23(1):10-6. Chmait RH, Khan A, Benirschke K, Miller D, Korst LM, Goodwin TM. PMID: 19626566.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    154. Fetoscopic management of complicated monochorionic twins. Clin Obstet Gynecol. 2009 Dec; 52(4):647-53. Chmait R, Kontopoulos E, Quintero R. PMID: 20393415.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    155. Fetal heart rate changes associated with sequential selective laser surgery for twin-twin transfusion syndrome. J Perinatol. 2010 Mar; 30(3):188-91. Assaf SA, Khan A, Korst LM, Chmait RH. PMID: 19798041; PMCID: PMC2834354.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    156. Umbilical artery hypoplasia in twin-twin transfusion syndrome complicated by discordant umbilical artery Doppler findings in the donor twin: a diagnostic dilemma. J Ultrasound Med. 2009 Aug; 28(8):1107-10. Pathak B, Benirschke K, Chmait RH. PMID: 19643797.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    157. Complete right heart flow reversal: pathognomonic recipient twin circular shunt in twin-twin transfusion syndrome. J Ultrasound Med. 2009 Aug; 28(8):1101-6. Pruetz JD, Chmait RH, Sklansky MS. PMID: 19643796.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    158. Are patients with twin-twin transfusion syndrome and a very short cervix candidates for laser surgery? J Ultrasound Med. 2009 May; 28(5):633-9. Chavira ER, Khan A, Korst LM, Miller D, Goodwin TM, Chmait RH. PMID: 19389902.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    159. Prenatal diagnosis of spontaneous septostomy of the dividing membranes in complicated monochorionic diamniotic multiple gestations. J Ultrasound Med. 2009 May; 28(5):663-8. Chmait RH, Aghajanian P, Kontopoulos EV, Quintero RA. PMID: 19389906.
      View in: PubMed   Mentions: 9     Fields:    Translation:Humans
    160. The con trial. Am J Obstet Gynecol. 2009 Mar; 200(3):e14-5; author reply e15. Quintero RA, Chmait R. PMID: 18992859.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    161. Complementary roles of sonography and magnetic resonance imaging in the assessment of fetal urinary tract anomalies. J Ultrasound Med. 2008 Nov; 27(11):1563-9. Barseghyan K, Jackson HA, Chmait R, De Filippo RE, Miller DA. PMID: 18946095.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    162. In utero fetal oximetry via visible light spectroscopy in twin-twin transfusion syndrome. Am J Obstet Gynecol. 2008 Dec; 199(6):639.e1-4. Quintero RA, Chmait RH, Carver J, Bornick PW, Allen MH, Kontopoulos EV. PMID: 18667174.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    163. Operative fetoscopy in complicated monochorionic twins: current status and future direction. Curr Opin Obstet Gynecol. 2008 Apr; 20(2):169-74. Chmait RH, Quintero RA. PMID: 18388818.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    164. Fetal growth after laser therapy for twin-twin transfusion syndrome. Am J Obstet Gynecol. 2008 Jul; 199(1):47.e1-6. Chmait RH, Korst LM, Bornick PW, Allen MH, Quintero RA. PMID: 18295741.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    165. Sequential selective laser photocoagulation of communicating vessels in twin-twin transfusion syndrome. J Matern Fetal Neonatal Med. 2007 Oct; 20(10):763-8. Quintero RA, Ishii K, Chmait RH, Bornick PW, Allen MH, Kontopoulos EV. PMID: 17763279.
      View in: PubMed   Mentions: 13     Fields:    Translation:HumansCTClinical Trials
    166. Percent absent end-diastolic velocity in the umbilical artery waveform as a predictor of intrauterine fetal demise of the donor twin after selective laser photocoagulation of communicating vessels in twin-twin transfusion syndrome. Ultrasound Obstet Gynecol. 2007 Jul; 30(1):35-9. Kontopoulos EV, Quintero RA, Chmait RH, Bornick PW, Russell Z, Allen MH. PMID: 17587216.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    167. Paradoxical scalloped placenta with polyhydramnios in twin-twin transfusion syndrome. J Matern Fetal Neonatal Med. 2007 Jan; 20(1):29-32. Chmait RH, Rossi AC, Quintero RA. PMID: 17437196.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    168. The role of laser surgery in dissecting the etiology of absent or reverse end-diastolic velocity in the umbilical artery of the donor twin in twin-twin transfusion syndrome. Am J Obstet Gynecol. 2006 Aug; 195(2):478-83. Chang YL, Chmait RH, Bornick PW, Allen MH, Quintero RA. PMID: 16707082.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    169. Surgical management of twin reversed arterial perfusion sequence. Am J Obstet Gynecol. 2006 Apr; 194(4):982-91. Quintero RA, Chmait RH, Murakoshi T, Pankrac Z, Swiatkowska M, Bornick PW, Allen MH. PMID: 16580287.
      View in: PubMed   Mentions: 12     Fields:    Translation:Humans
    170. Prenatal detection of associated anomalies in fetuses diagnosed with cleft lip with or without cleft palate in utero. Ultrasound Obstet Gynecol. 2006 Feb; 27(2):173-6. Chmait R, Pretorius D, Moore T, Hull A, James G, Nelson T, Jones M. PMID: 16247756.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    171. Management of twin-twin transfusion syndrome in pregnancies with iatrogenic detachment of membranes following therapeutic amniocentesis and the role of interim amniopatch. Ultrasound Obstet Gynecol. 2005 Nov; 26(6):628-33. Quintero RA, Kontopoulos EV, Chmait R, Bornick PW, Allen M. PMID: 16217744.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    172. In utero cardiac fetal surgery: laser atrial septotomy in the treatment of hypoplastic left heart syndrome with intact atrial septum. Am J Obstet Gynecol. 2005 Oct; 193(4):1424-8. Quintero RA, Huhta J, Suh E, Chmait R, Romero R, Angel J. PMID: 16202736.
      View in: PubMed   Mentions: 7     Fields:    Translation:Humans
    173. Prospective observational study to establish predictors of glyburide success in women with gestational diabetes mellitus. J Perinatol. 2004 Oct; 24(10):617-22. Chmait R, Dinise T, Moore T. PMID: 15152273.
      View in: PubMed   Mentions: 20     Fields:    Translation:Humans
    174. Ultrasound assessment of venous blood flow before and after laser therapy: approach to understanding the pathophysiology of twin-twin transfusion syndrome. Ultrasound Obstet Gynecol. 2004 Aug; 24(2):164-8. Ishii K, Chmait RH, Martínez JM, Nakata M, Quintero RA. PMID: 15287054.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    175. Intra-amniotic Doppler measurement of blood flow in placental vascular anastomoses in twin-twin transfusion syndrome. Ultrasound Obstet Gynecol. 2004 Jul; 24(1):102-3. Nakata M, Martínez JM, Díaz C, Chmait R, Quintero RA. PMID: 15229926.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    176. Umbilical cord occlusion of the donor versus recipient fetus in twin-twin transfusion syndrome. Ultrasound Obstet Gynecol. 2004 May; 23(5):446-50. Nakata M, Chmait RH, Quintero RA. PMID: 15133793.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    177. The cocoon sign: a potential sonographic pitfall in the diagnosis of twin - twin transfusion syndrome. Ultrasound Obstet Gynecol. 2004 Jan; 23(1):38-41. Quintero RA, Chmait RH. PMID: 14970997.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    178. Protease inhibitors and decreased birth weight in HIV-infected pregnant women with impaired glucose tolerance. J Perinatol. 2002 Jul-Aug; 22(5):370-3. Chmait R, Franklin P, Spector SA, Hull AD. PMID: 12082471.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    179. Doppler ultrasonographic evaluation of twins discordant for Rh alloimmunization. Am J Obstet Gynecol. 2002 Jul; 187(1):250-1. Chmait RH, Hull AD. PMID: 12114922.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    180. Placental pathology casebook. Unusually large acardiac twin pregnancy at term. J Perinatol. 2001 Mar; 21(2):150-2. Chmait R, Hull A. PMID: 11324364.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    181. Hemophagocytic syndrome in pregnancy. Obstet Gynecol. 2000 Jun; 95(6 Pt 2):1022-4. Chmait RH, Meimin DL, Koo CH, Huffaker J. PMID: 10808012.
      View in: PubMed   Mentions: 20     Fields:    Translation:Humans
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