Yanling Ma, MD

Title(s)Professor of Clinical Pathology
SchoolKeck School of Medicine of Usc
AddressCT 1200 North State Street
Off Campus
Los Angeles CA 90033
Phone+1 323 409 1370
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    Dr. Ma is currently a staff pathologist at both LAC+USC Medical Center and Women’s Hospital and teaches courses in pathology to second year USC medical students. A native of China, Dr. Ma first came to USC in 1994 as a pathology intern at LAC+USC Medical Center. A residency and fellowship at LAC+USC Medical Center followed and in 2000, Dr. Ma was appointed Assistant Professor of Clinical Pathology. Dr. Ma has been a member of the College of American Pathologists since 1977 and is also currently a member of the Keck School of Medicine’s Residency Recruitment Committee. A former Acting Chief of Surgical Pathology, Dr. Ma currently directs the Immunohistochemistry Laboratory.

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    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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    Altmetrics Details PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. Performance of breast fine needle aspiration as an initial diagnostic tool: A large academic hospital experience. Cytopathology. 2022 11; 33(6):707-715. Chen Z, Salibay C, Elatre W, Naritoku WY, Ma Y, Martin SE, Wang T. PMID: 35869577.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    2. Assessment of ERBB2/HER2 Status in HER2-Equivocal Breast Cancers by FISH and 2013/2014 ASCO-CAP Guidelines. JAMA Oncol. 2019 03 01; 5(3):366-375. Press MF, Seoane JA, Curtis C, Quinaux E, Guzman R, Sauter G, Eiermann W, Mackey JR, Robert N, Pienkowski T, Crown J, Martin M, Valero V, Bee V, Ma Y, Villalobos I, Slamon DJ. PMID: 30520947; PMCID: PMC6439848.
      View in: PubMed   Mentions: 10     Fields:    Translation:HumansCells
    3. Reprint of: The pathology of pulmonary sarcoidosis: update. Semin Diagn Pathol. 2018 Sep; 35(5):324-333. Ma Y, Gal A, Koss M. PMID: 30262157.
      View in: PubMed   Mentions: 8     Fields:    
    4. Are we overtreating intraductal papillomas? J Surg Res. 2018 11; 231:387-394. Kiran S, Jeong YJ, Nelson ME, Ring A, Johnson MB, Sheth PA, Ma Y, Sener SF, Lang JE. PMID: 30278958; PMCID: PMC6173197.
      View in: PubMed   Mentions: 8     Fields:    Translation:Humans
    5. Unexpected CDH1 Mutations Identified on Multigene Panels Pose Clinical Management Challenges. JCO Precis Oncol. 2017 Nov; 1:1-12. Lowstuter K, Espenschied CR, Sturgeon D, Ricker C, Karam R, LaDuca H, Culver JO, Dolinsky JS, Chao E, Sturgeon J, Speare V, Ma Y, Kingham K, Melas M, Idos GE, McDonnell KJ, Gruber SB. PMID: 35172483.
      View in: PubMed   Mentions: 22     Fields:    
    6. HER2 Status in Advanced or Metastatic Gastric, Esophageal, or Gastroesophageal Adenocarcinoma for Entry to the TRIO-013/LOGiC Trial of Lapatinib. Mol Cancer Ther. 2017 01; 16(1):228-238. Press MF, Ellis CE, Gagnon RC, Grob TJ, Buyse M, Villalobos I, Liang Z, Wu S, Bang YJ, Qin SK, Chung HC, Xu J, Park JO, Jeziorski K, Afenjar K, Ma Y, Estrada MC, Robinson DM, Scherer SJ, Sauter G, Hecht JR, Slamon DJ. PMID: 27811012.
      View in: PubMed   Mentions: 23     Fields:    Translation:HumansCTClinical Trials
    7. HER2 Gene Amplification Testing by Fluorescent In Situ Hybridization (FISH): Comparison of the ASCO-College of American Pathologists Guidelines With FISH Scores Used for Enrollment in Breast Cancer International Research Group Clinical Trials. J Clin Oncol. 2016 10 10; 34(29):3518-3528. Press MF, Sauter G, Buyse M, Fourmanoir H, Quinaux E, Tsao-Wei DD, Eiermann W, Robert N, Pienkowski T, Crown J, Martin M, Valero V, Mackey JR, Bee V, Ma Y, Villalobos I, Campeau A, Mirlacher M, Lindsay MA, Slamon DJ. PMID: 27573653; PMCID: PMC5074347.
      View in: PubMed   Mentions: 40     Fields:    Translation:Humans
    8. Robotic transmural ablation of bladder tumors using high-intensity focused ultrasound: Experimental study. Int J Urol. 2016 06; 23(6):501-8. de Castro Abreu AL, Ukimura O, Shoji S, Leslie S, Chopra S, Marien A, Matsugasumi T, Dharmaraja A, Wong K, Zaba N, Ma Y, Desai MM, Gill IS. PMID: 27037721; PMCID: PMC9084477.
      View in: PubMed   Mentions: 2     Fields:    Translation:HumansAnimals
    9. Epidermal Growth Factor Receptor, Excision-Repair Cross-Complementation Group 1 Protein, and Thymidylate Synthase Expression in Penile Cancer. Clin Genitourin Cancer. 2016 10; 14(5):450-456.e1. Dorff TB, Schuckman AK, Schwartz R, Rashad S, Bulbul A, Cai J, Pinski J, Ma Y, Danenberg K, Skinner E, Quinn DI. PMID: 26935231; PMCID: PMC7515776.
      View in: PubMed   Mentions: 4     Fields:    Translation:HumansCells
    10. Inverted lymphoglandular polyp in descending colon. Case Rep Pathol. 2015; 2015:646270. Zhou S, Ma Y, Chandrasoma P. PMID: 25767731; PMCID: PMC4342070.
      View in: PubMed   Mentions: 2  
    11. Small bowel dissemination of coccidioidomycosis. Case Rep Pathol. 2015; 2015:403671. Zhou S, Ma Y, Chandrasoma P. PMID: 25685582; PMCID: PMC4313680.
      View in: PubMed   Mentions: 4  
    12. Histological analysis of the kidney tumor-parenchyma interface. J Urol. 2015 Feb; 193(2):415-22. Azhar RA, de Castro Abreu AL, Broxham E, Sherrod A, Ma Y, Cai J, Gill TS, Desai M, Gill IS. PMID: 25111913.
      View in: PubMed   Mentions: 21     Fields:    Translation:Humans
    13. Robot-assisted laparoscopic high-intensity focused ultrasound for focal therapy of prostate: novel approach. Int J Urol. 2014 Dec; 21(12):1289-90. Ukimura O, de Castro Abreu AL, Matsugasumi T, Shoji S, Ma Y, Gill IS. PMID: 25041288.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    14. Granular cell tumor of the testicular tunica albuginea: a case report. Appl Immunohistochem Mol Morphol. 2014 May-Jun; 22(5):395-9. Guo J, Friedman JL, Ma Y. PMID: 23455175.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    15. Epidermal growth factor receptor-targeted therapy in squamous cell carcinoma of the penis: a report of 3 cases. Urology. 2014 Jan; 83(1):159-65. Brown A, Ma Y, Danenberg K, Schuckman AK, Pinski JK, Pagliaro LC, Quinn DI, Dorff TB. PMID: 24238569.
      View in: PubMed   Mentions: 8     Fields:    Translation:Humans
    16. Denonvilliers' space expansion by transperineal injection of hydrogel: implications for focal therapy of prostate cancer. Int J Urol. 2014 Apr; 21(4):416-8. de Castro Abreu AL, Ma Y, Shoji S, Marien A, Leslie S, Gill I, Ukimura O. PMID: 24118183.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    17. Columnar-lined esophagus without intestinal metaplasia has no proven risk of adenocarcinoma. Am J Surg Pathol. 2012 Jan; 36(1):1-7. Chandrasoma P, Wijetunge S, DeMeester S, Ma Y, Hagen J, Zamis L, DeMeester T. PMID: 21959311.
      View in: PubMed   Mentions: 17     Fields:    Translation:Humans
    18. A Rare Case Report of Extensive Polyostotic Gorham's Disappearing Bone Disease Involving the Upper Extremity. Case Rep Orthop. 2011; 2011:486756. Ahlmann ER, Ma Y, Tunru-Dinh V. PMID: 23198213; PMCID: PMC3504258.
      View in: PubMed   Mentions: 1  
    19. The dilated distal esophagus: a new entity that is the pathologic basis of early gastroesophageal reflux disease. Am J Surg Pathol. 2011 Dec; 35(12):1873-81. Chandrasoma P, Wijetunge S, Ma Y, Demeester S, Hagen J, Demeester T. PMID: 21989338.
      View in: PubMed   Mentions: 8     Fields:    Translation:Humans
    20. Percutaneous radiofrequency ablation of virtual tumours in canine kidney using Global Positioning System-like technology. BJU Int. 2012 May; 109(9):1398-403. Hung AJ, Ma Y, Zehnder P, Nakamoto M, Gill IS, Ukimura O. PMID: 21992738.
      View in: PubMed   Mentions: 2     Fields:    Translation:Animals
    21. Prediction of patients with acute cholecystitis requiring emergent cholecystectomy: a simple score. Gastroenterol Res Pract. 2010; 2010:901739. Yacoub WN, Petrosyan M, Sehgal I, Ma Y, Chandrasoma P, Mason RJ. PMID: 20631896; PMCID: PMC2902011.
      View in: PubMed   Mentions: 18  
    22. HER-2 gene amplification, HER-2 and epidermal growth factor receptor mRNA and protein expression, and lapatinib efficacy in women with metastatic breast cancer. Clin Cancer Res. 2008 Dec 01; 14(23):7861-70. Press MF, Finn RS, Cameron D, Di Leo A, Geyer CE, Villalobos IE, Santiago A, Guzman R, Gasparyan A, Ma Y, Danenberg K, Martin AM, Williams L, Oliva C, Stein S, Gagnon R, Arbushites M, Koehler MT. PMID: 19047115.
      View in: PubMed   Mentions: 58     Fields:    Translation:Humans
    23. The pathology of pulmonary sarcoidosis: update. Semin Diagn Pathol. 2007 Aug; 24(3):150-61. Ma Y, Gal A, Koss MN. PMID: 17882899.
      View in: PubMed   Mentions: 33     Fields:    Translation:HumansCells
    24. Adenocarcinomas of the distal esophagus and "gastric cardia" are predominantly esophageal carcinomas. Am J Surg Pathol. 2007 Apr; 31(4):569-75. Chandrasoma P, Wickramasinghe K, Ma Y, DeMeester T. PMID: 17414104.
      View in: PubMed   Mentions: 21     Fields:    Translation:Humans
    25. Body mass index is associated with Barrett esophagus and cardiac mucosal metaplasia. Dig Dis Sci. 2006 Sep; 51(9):1589-94. Bu X, Ma Y, Der R, Demeester T, Bernstein L, Chandrasoma PT. PMID: 16927134.
      View in: PubMed   Mentions: 9     Fields:    Translation:Humans
    26. A proposal for a new validated histological definition of the gastroesophageal junction. Hum Pathol. 2006 Jan; 37(1):40-7. Chandrasoma P, Makarewicz K, Wickramasinghe K, Ma Y, Demeester T. PMID: 16360414.
      View in: PubMed   Mentions: 19     Fields:    Translation:HumansCells
    27. Diagnostic evaluation of HER-2 as a molecular target: an assessment of accuracy and reproducibility of laboratory testing in large, prospective, randomized clinical trials. Clin Cancer Res. 2005 Sep 15; 11(18):6598-607. Press MF, Sauter G, Bernstein L, Villalobos IE, Mirlacher M, Zhou JY, Wardeh R, Li YT, Guzman R, Ma Y, Sullivan-Halley J, Santiago A, Park JM, Riva A, Slamon DJ. PMID: 16166438.
      View in: PubMed   Mentions: 104     Fields:    Translation:Humans
    28. Pleomorphic atypical extraosseous ewing sarcoma in a 25-year-old woman: a cytogenetic diagnosis. Appl Immunohistochem Mol Morphol. 2005 Jun; 13(2):201-4. Lum CA, Motamed NA, Hwang CD, Ma Y, Kiyabu MT. PMID: 15894936.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    29. Angiomyolipoma of the kidney: expanding disease spectrum demonstrated by 3 cases. Appl Immunohistochem Mol Morphol. 2004 Sep; 12(3):277-83. Chandrasoma S, Moatamed N, Chang A, Daneshmand S, Ma Y. PMID: 15551744.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    30. Histologic classification of patients based on mapping biopsies of the gastroesophageal junction. Am J Surg Pathol. 2003 Jul; 27(7):929-36. Chandrasoma PT, Der R, Ma Y, Peters J, Demeester T. PMID: 12826885.
      View in: PubMed   Mentions: 19     Fields:    Translation:Humans
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    NIH Funding Acknowledgment: Important - All publications resulting from the utilization of SC CTSI resources are required to credit the SC CTSI grant by including the NIH funding acknowledgment and must comply with the NIH Public Access Policy.

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