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Chad El-Zayaty, MD


Board Certifications

Anatomic and Clinical Pathology


Surgical Pathology




ProPath, a Sonic Healthcare anatomic pathology practice, is privileged to include Chad El-Zayaty, M.D., as a part of its dynamic medical staff. Dr. El-Zayaty is a board-certified pathologist with robust professional medical, leadership, and research experience.

Dr. El-Zayaty graduated with a Bachelor of Science degree in cell and structural biology from the University of Illinois in Urbana-Champaign, IL. He earned his medical degree from the University of Cincinnati College of Medicine in Cincinnati, Ohio. Dr. El-Zayaty served a residency in anatomic and clinical pathology at the University of Chicago Medical Center in Chicago, IL. Following his residency, he completed a fellowship in surgical pathology at the same institution.

Dr. El-Zayaty started as a pathologist at Pathology Consultants, Inc. in Chicago, IL. Following this position, he was hired as a pathologist by ProPath in Dallas, Texas, where he has been since 2018. He held several medical directorships. He was the medical director of the molecular diagnostics, flow cytometry, and immunohistochemistry department at PCL Alverno and the associate medical director of the PCL Alverno Central Laboratory in Hammond, Indiana. He was also the medical director of Dallas Medical Center.

Dr. El-Zayaty has an extensive list of peer-reviewed publications in prestigious medical journals in the areas of pathology and surgical pathology. These include articles published in the American Journal of Clinical Pathology and Archives of Pathology and Laboratory Medicine. He also has a chapter published in Dermatopathology, 3rd edition.

Dr. El-Zayaty belongs to several professional organizations. He is a fellow of the American Society of Clinical Pathologists and College of American Pathologists and a member of the Chicago Pathology Society.

Dr. El-Zayaty holds full medical licensure and is board certified in anatomic and clinical pathology by the American Board of Pathology.



University of Illinois (BS)
Urbana-Champaign, IL

University of Cincinnati College of Medicine (MD)
Cincinnati, OH


Postgraduate Training

Surgical Pathology Fellowship
University of Chicago Medical Center
Chicago, IL

Anatomic and Clinical Pathology Residency
University of Chicago Medical Center
Chicago, IL


Professional Memberships

American Society of Clinical Pathologists, Fellow
College of American Pathologists, Fellow
Chicago Pathology Society

Peer-Reviewed Articles

  1. Taxy JB, El-Zayaty S, Langerman A. Acute fungal sinusitis: natural history and the role of frozen section. Am J Clin Pathol. 2009;132(1):86-93.

  2. Faoro L, Hutto JY, Salgia R, El-Zayaty SA, Ferguson MK, Cheney RT, Reid ME, Armato SG III, Krausz T, Husain AN. Lymphatic vessel density is not associated with lymph node metastasis in non-small cell lung carcinoma. Arch Pathol Lab Med. 2008;132(12):1882-8.

  3. Daines MO, Andrews RP, Chen W, El-Zayaty SA, Hershey GK. DNA binding activity of cytoplasmic phosphorylated STAT6 is masked by an interaction with a detergent-sensitive factor. J Biol Chem. 2003;278(33):30971-4.

  4. El-Zayaty S, Schneider S, Mutema G, Augsburger J. Prostatic adenocarcinoma metastatic to the anterior uveal tract. Arch Opthalmology. 2003;121(2):276-8.

Book Chapters

  1. El-Zayaty S, Krausz T. Tumors of adipose tissue, muscle, cartilage, and bone. In: Barnhill RL, Crowson AN, Magro CM, Piepkorn, MW, eds. Dermatopathology. 3rd ed. New York, NY: McGraw-Hill Professional; 2010.


  1. Padilla MT, Seiwert TY, Tretiakova M, El-Zayaty SA, Kohli C, Gurbuxani S, Salgia R, Husain AN. Non-small cell lung carcinomas: expression of total Hsp27 and p-Hsp27; a possible target for siRNA therapy [abstract 1464]. USCAP Meeting, 2006. Mod Pathol. 2006;19(suppl 1s):314A.

  2. El-Zayaty S, Anders R, Yerian L, Hart J. Tissue microarray analysis of EGFR expression in hepatocellular carcinoma. USCAP Meeting, Vancouver, BC, 2004.