Roseann I. Wu, MD, MPH

Assistant Professor of Clinical Pathology and Laboratory Medicine
University of Pennsylvania Perelman School of Medicine
Associate Director of Residency Program in Anatomic Pathology

Contact InformationDepartment of Pathology and Laboratory Medicine
Hospital of the University of Pennsylvania
6 Founders Pavilion
3400 Spruce Street
Philadelphia, PA 19104
Office: 215-662-3209
Fax: 215-349-8994

Specialty Division

Anatomic Pathology

Research Expertise


Other Expertise

Pathology Graduate Medical Education
Professional Organizations

Clinical Expertise

Cytopathology, Gynecologic and Non-gynecologic
Fine Needle Aspiration, Performance and Interpretation
Lung Cancer Program


BA (Anthropology), Northwestern University, 2005
MD, MPH (Medicine), Icahn School of Medicine at Mount Sinai, 2009

Specialty Certification

American Board of Pathology (Anatomic & Clinical Pathology), 2013
American Board of Pathology (Cytopathology), 2014

Postgraduate Training

Resident in Anatomic and Clinical Pathology, Massachusetts General Hospital, 2009-2013
Chief Resident in Clinical Pathology, Massachusetts General Hospital, 2012-2013
Priscilla D. Taft Fellow in Cytopathology, Massachusetts General Hospital, 2013-2014

Awards and Honors

Inductee, Rho Lambda Honor Society, 2005
Claudine V. Mason Scholarship, Chi Omega Sorority, 2005
Inductee, Order of Omega Honor Society, 2005
Inductee, Alpha Lambda Delta Honor Society, 2005
Grant Awardee, American Federation of Aging Research, 2006
Louis L. Seaman Microbiology Research Grant, New York Academy of Medicine, 2006
Leadership Development Award, College of American Pathologists, 2010
Spokespersons Training Program, selected participant, College of American Pathologists, 2010
The Boot Camp: Leadership Fundamentals for Physicians, selected participant, The Advisory Board Company, 2010
Annual Scientific Meeting Travel Scholarship, American Society of Cytopathology, 2012
Innovative Methods for Delivery of Continuing Education for Cytopathology Essay Contest, winner, American Society of Cytopathology, 2012
"Diamonds in the Rough" honoree, American Society of Cytopathology, 2013
Engaged Leadership Academy, selected participant, College of American Pathologists, 2013
"Diamonds in the Rough" honoree, American Society of Cytopathology, 2014
"Diamonds in the Rough" honoree, American Society of Cytopathology, 2015
ASCP 40 Under Forty TOP FIVE, American Society for Clinical Pathology, 2016
2016 “Rising Stars” Power List, The Pathologist magazine, 2016
Early Career Women Faculty Leadership Development Seminar, selected participant, Association of American Medical Colleges (AAMC), 2017
Stories from the Heart Contest winner, American Society for Clinical Pathology (ASCP), 2017
Certificate of Recognition in Ultrasound-Guided Fine-Needle Aspiration, College of American Pathologists, 2017
Stories from the Heart Contest winner, American Society for Clinical Pathology (ASCP), 2018
Volunteer Appreciation Award, American Society of Cytopathology, 2018

Memberships and Professional Organizations

College of American Pathologists (CAP), 2009 - Present
American Society for Clinical Pathology (ASCP), 2009 - Present
American Medical Association (AMA), 2012 - Present
American Society of Cytopathology (ASC), 2012 - Present
United States & Canadian Academy of Pathology (USCAP), 2012 - Present
Pennsylvania Association of Pathologists (PAP), Pathology Society of Philadelphia, 2014 - Present
Papanicolaou Society of Cytopathology, 2014 - Present
American Board of Pathology Continuing Certification Advisory Committee, 2016 - Present
Association of Pathology Chairs (APC) - Residency Program Directors (PRODS), 2019 - Present

Web Links

Selected Publications

Displaced cartilage within lymph node parenchyma is a novel biopsy site change in resected mediastinal lymph nodes following EBUS-TBNA.

Doxtader EE, Pijuan L, Lepe M, Alex D, Canepa M, Deeken AH, Gibier JB, Jain D, Janaki N, Jelinek A, Kumar S, Labiano T, L'Imperio V, Michael C, Pagni F, Panizo A, Quintana LM, Roy-Chowdhuri S, Sanchez-Font A, Skipper DC, Spruill LS, Torous V, Wu RI, Sauter JL, Mukhopadhyay S, American Journal of Surgical Pathology 43(4): 497-503, 2019, PMID:30475256

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The utility of adaptive eLearning in cervical cytopathology education

Samulski TD, Taylor LA, La T, Mehr CR, McGrath CM, Wu RI, Cancer Cytopathology 126(2): 129-135, 2018, PMID:29053223

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Analysis of VEGF/PlGF heterodimer level in pancreatic cyst fluid as a biomarker for serous cystadenoma

Wu RI, Sluss PM, Mino-Kenudson M, Brugge WR, Pitman MB, Journal of the American Society of Cytopathology 4(2): 79–83, 2015

Müllerian adenosarcoma of the uterus with low-grade sarcomatous overgrowth characterized by prominent hydropic change resulting in mimicry of a smooth muscle tumor

Wu RI, Schorge JO, Cin PD, Young RH, Oliva E, International Journal of Gynecological Pathology 33(6): 573-80, 2014, PMID:25272296

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Endoscopic ultrasound-guided fine needle aspiration (EUS-FNA) contributes to a triple-negative test in preoperative screening of pancreatic cysts

Wu RI, Yoon WJ, Brugge WR, Mino-Kenudson M, Pitman MB, Cancer Cytopathology 122(6): 412-9, 2013, PMID:24327575

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Giant cell arteritis causing symmetric bilateral posterior circulation infarcts

Mackay DD, Huesmann GR, Wu RI, Stone JR, Pless ML, Journal of Clinical Rheumatology 19(7): 393-6, 2013, PMID:24048110

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Staining for acid-fast bacilli in surgical pathology: practice patterns and variations

Wu RI, Mark EJ, Hunt JL, Human Pathology 43(11): 1845-51, 2012, PMID:22542129

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