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Department of Pathology
University of Pittsburgh
School of Medicine
S-417 BST
200 Lothrop Street
Pittsburgh, PA 15261
(412) 648-1260


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Department of Pathology - Faculty


Chenquan Zhao, M.D.

1. Dr. Zhao is a member of the Division of Gynecologic Pathology. He is Associate Director of Cytopathology and Director of fine needle aspiration at Magee-Womens Hospital. More information about this division is available here.

Office Location:
Rm. 4432
Magee Womens Hospital
300 Halket Street
Pittsburgh, PA 15213

Contact Information:
Office Phone: (412) 641-6678
Office Fax: (412) 641-1675
Email Address: czhao@mail.magee.edu

Research Interests:

Dr. Zhao's primary areas of research are diagnostic pathology and molecular pathology in gynecologic and breast malignancy, especially in ovarian tumors. He is also interested in gynecological cytopathology

Selected Publications:

View Dr. Zhao's publications on PubMed.

  1. Bansal M, Austin RM, Zhao C (corresponding author). High Risk HPV DNA detection in less than 2% of over 25,000 cytology negative imaged liquid based Pap test samples from women 30 and older. Gynecol Oncol. 2009 115(2):257-61, Epub 2009 Aug 7.

  2. Wang Y, Liu X, Xing X, Cui Y, Zhao C, Luo B. Variations of Epstein-Barr virus nuclear antigen 1 gene in gastric carcinomas and nasopharyngeal carcinomas from Northern China. Virus Research. Accepted in November 2009.

  3. Armah H, Austin RM, Dabbs D, Zhao C (correspondence author). Follow-Up Findings in women with HPV-positive ASCUS Screening test results in a large women hospital. Arch Pathol Lab Med. 2009;133 (9):1426-30

  4. Sohrab P. Shah, Martin Köbel, Janine Senz, Ryan Morin, Blaise Clarke,….Zhao, C….. David G. Huntsman Mutation of the FOXL2 gene in granulosa cell tumors of the ovary. New Engl J Med. 2009 Jun 25;360(26):2719-29.

  5. Zhao C, Florea A, Onisko A, Austin RM. Histologic fellow-up results in 662 patients with Pap test findings of atypical glandular cells: results from a large academic women hospital laboratory employing sensitive screening methods. Gynecol Oncol. 2009;114(3):383-9.

  6. Austin RM, Zhao C. Test group biases and ethical issues mar New England Journal of Medicine articles promoting HPV screening for cervical cancer in rural India. Cytojournal. 2009 Jul 16;6:12.

  7. Zhao C, Raza A, Martin SE, Pan J, Greaves TS, Cobb CJ. Breast Fine Needle Aspiration Samples Reported as "Proliferative Breast Lesion": Clinical Utility of the Subcategory "Proliferative Breast Lesion with Atypia". Cancer 2009;117:137-147.

  8. Gur AS, Unal B, Zhao C, Johnson R, Edington H, Soran A. Lobular carcinoma in situ of the breast and ductoscopy. The Breast Journal. Accepted in January 2009.

  9. Zhao C, Florea A, Austin RM. The utility of high risk HPV testing in women with atypical glandular cells. Arch Pathol Lab Med. 134(1): . 2010

  10. Heider, Austin RM, Zhao C (correspondence author). Data From a Large University Womens Hospital Practice Support ASCCP Guidelines Citing HPV Triage As An Option with LSIL Cytology for Older Women. J Low Genit Tract Dis, Accepted in November, 2009

  11. Zhao C., and Austin RM. Adjunctive high risk HPV DNA testing is a useful option for disease risk assessment. Cancer. 114(4):242-248. 2008.

  12. Zhao C, Vinh TN. McManus K, David D, Barner R, Russell V. Comparison of 6 immunohistochemical sex cord-stromal markers within and between 5 types of ovarian sex cord-stromal tumors: Optimizing the selection of a panel of diagnostic markers. Am J Surg Pathol. 33:354-366, 2009.

  13. Zhao C. and Austin, RM. High risk HPV DNA test result are useful for disease risk stratification in women with unsatisfactory liquid- based cytology Pap test results. J Low Genit Tract Dis.13(2):79-84, 2009.

  14. Bandyopadhyay S, Austin RM, Dabbs D, Zhao C (correspondence author). Adjunctive HPV DNA Testing Is a Useful Option in Some Clinical Settings for Disease Risk Assessment and Triage of Women with ASC-H Pap Results. Arch Pathol Lab Med. 132(12):1874-1881, 2008.

  15. Zhao, C., Barner, R., Vinh, TN., McManus, K, David, D., Russell, V. SF1 is a diagnostically useful immunohistochemical marker and comparable to other sex cord-stromal tumor markers for the differential diagnosis of ovarian Sertoli cell tumor. Int J Gynecol Pathol. 27(4):507-514, 2008.

  16. Zhao, C., Austin, RM, Pan, J., Barr, N., Martin, SE., Raza, A., Cobb, C. Clinical Significance of Atypical Glandular Cells (AGC) in Conventional Pap Smears in a Large High Risk U.S. West Coast Minority Population. Acta Cytol. 53:153-159, 2009.

  17. Zhao, C. and Austin, RM.: Human papillomavirus DNA detection in ThinPrep Pap test vials is independent of cytologic sampling of the transformation Zone. Gynecol Oncol. 107(2):231-5, 2007.

  18. Zhao, C., Elishaev, E., Yuan, KH., Yu, J., Austin, RM.: Very low human papillomavirus DNA prevalence in mature women with negative computer-imaged liquid-based Pap tests. Cancer . 111(5):292-7, 2007.

  19. Zhao, C., Bratthauer, GL., Barner, R., Vang, R.: Diagnostic utility of WT1 immunostaining in ovarian Sertoli cell tumor. Am J Surg Pathol. 31(9):1378-86, 2007.

  20. Vang, R., Gown, AM., Zhao, C., Barry, TS., Isacson, C., Richardson, MS., Ronnett, BM.: Ovarian mucinous tumor arising in association with mature cystic teratomas: Morphologic and immunohistochemical analysis identifies a subset that simulates secondary involvement by lower gastrointestinal tract mucinous tumors. Am J Surg Pathol. 31(6):855-869, 2007.

  21. Zhao, C., Bratthauer, G., Barner, R., Vang, R.: Immunohistochemical analysis of Sox9 in ovarian Sertoli cell tumors and other tumors in the differential diagnosis. Int J Gynecol Pathol. 26 (1):1-9, 2007.

  22. Zhao, C., Bratthauer, G., Barner G., Vang R.: Comparative analysis of alternative and traditional immunohistochemical markers for the distinction of ovarian Sertoli cell tumor from endometrioid tumors and carcinoid tumor: A study of 160 cases. Am J Surg Pathol. 31(2):255-266, 2007.

  23. Man, YG, Zhao, C., Wang, J.: Breast tumor cell clusters and their budding derivatives show different immunohistochemical profiles during stromal invasion: Implications for hormonal and drug therapies. Cancer Therapy. 4:193-204, 2006

  24. Man, YG, Zhao, C, Wang, J, Chen, XL.: A subset of prostate basal cells lacks corresponding phenotypic markers. Pathol Res & Pract. 202(9):651-2, 2006.



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Department of Pathology   
Univ. Pittsburgh Sch. Medicine