Ihab Lamzabi, MD

Assistant Professor of Clinical Pathology and Laboratory Medicine
University of Pennsylvania Perelman School of Medicine
Medical Director of Cytology, Pennsylvania Hospital

Contact InformationDepartment of Pathology, Pennsylvania Hospital
10th Floor Spruce Bldg,
801 Spruce St.
Philadelphia, PA 19107
Office: 215-829-3544
Fax: 215-829-7564

Specialty Division

Anatomic Pathology

Research Expertise

Lobular neoplasia of the breast

Other Expertise

Quality improvement and education

Clinical Expertise

Cytopathology, breast pathology and gynecologic pathology


MD (Medicine) School of Medicine- University of Cadi Ayyad, Marrakech, Morocco, 2008.

Specialty Certification

American Board of Pathology, Anatomic & Clinical Pathology, 2014
Cytopathology Board certification, American Board of Pathology, 2016

Postgraduate Training

Anatomic & Clinical Pathology Residency, Rush University Medical Center, Chicago, IL, 2010-2014
Surgical Pathology Fellowship, Loyola University Medical Center, Maywood, IL, 2014-2015
Cytopathology Fellowship, Hospital of the University of Pennsylvania, Philadelphia, PA, 2015-2016

Awards and Honors

1st Prize, Trainee Award, Pulmonary Pathology Society, for “The role of BAX in carcinoid tumor of the lung”, USCAP annual meeting, San Diego CA, 2014

Memberships and Professional Organizations

American Society for Clinical Pathology, 2010 - 2015
United State and Canadian Academy of Pathology, 2010 - 2014
Chicago Pathology Society, 2011 - 2015
College of American Pathologists, 2011 - 2015
Illinois Society of Pathologists, 2011 - 2015
American Society of Cytopathology, 2015 - 2017

Web Links

Selected Publications

Correlation of p16 Expression on Cancer and Stromal Cells With Clinicopathologic and Immunohistochemical Features of Lobular Breast Carcinoma.

Harbhajanka A, Lamzabi I, Bitterman P, Reddy VB, Ghai R, Gattuso P., Appl Immunohistochem Mol Morphol. 2019 Oct;27(9):658-662, 2019

Amyloidosis diagnosed in cytology specimen of pleural effusion: A case report

Manur R, Lamzabi I., Diagn Cytopathol. 46(6): 522-524, 2018

Aberrant Cytokeratin 20 Reactivity in Epithelioid Malignant Mesothelioma: A Case Report.

Manur Rashmi, Lamzabi Ihab., Appl Immunohistochem Mol Morphol., 2017

Fine needle aspiration cytology of cystic primary adult granulosa cell tumor of the ovary: Potential diagnostic pitfalls with other cystic ovarian lesions

Harbhajanka Aparna, Lamzabi Ihab, Jain Richa, Syed Sahr, Murro Diana, Gattuso Paolo, Diagn Cytopathol, 2016, PMID:26956549

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Prognostic Value of Coexisting Lobular Carcinoma In Situ With Invasive Lobular Carcinoma

Harbhajanka Aparna, Lamzabi Ihab, Syed Sahr, Jain Richa, Ghai Ritu, Reddy Vijaya B, Bitterman Pincas, Gattuso Paolo, Appl Immunohistochem Mol Morphol, 2015, PMID:26574630

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Cytomorphology and immunohistochemistry of a recurrent clear cell odontogenic carcinoma with molecular analysis: A case report with review of literature

Harbhajanka Aparna, Lamzabi Ihab, Jain Richa, Gattuso Paolo, Kluskens Larry, Diagn Cytopathol 43(9): 743-6, 2015, PMID:26061809

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Myocardial changes in a patient with anorexia nervosa: a case report and review of literature

Lamzabi Ihab, Syed Sahr, Reddy Vijaya B, Jain Richa, Harbhajanka Aparna, Arunkumar Ponni, Am J Clin Pathol 143(5): 734-7, 2015, PMID:25873509

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Distribution of gastrointestinal neuroendocrine tumors: a changing paradigm

Gross Kristin, Richards Jjais, Lamzabi Ihab, Pinzon Maria Mora, Francescatti Amanda, Brand Marc, Jakate Shriram, Hayden Dana, Saclarides Theodore, Am Surg 81(2): 221-3, 2015, PMID:25642890

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Hematologic lesions in urine cytology.

Murro D, Slade JM, Lamzabi I, Gattuso P., J Am Soc Cytopathol. 2015 May - Jun;4(3):107-112. doi: 10.1016, 2015

Comparison of tumor markers for predicting outcomes after resection of nonfunctioning pancreatic neuroendocrine tumors

Cherenfant Jovenel, Talamonti Mark S, Hall Curtis R, Thurow Tiffany A, Gage Mistry K, Stocker Susan J, Lapin Brittany, Wang Edward, Silverstein Jonathan C, Mangold Kathy, Odeleye Melanie, Kaul Karen L, Lamzabi Ihab, Gattuso Paolo, Winchester David J, Marsh Robert W, Roggin Kevin K, Bentrem David J, Baker Marshall S, Prinz Richard A, Surgery 156(6): 1504-10; discussion 1510-1, 2014, PMID:25456943

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