Sara R Avalos Hernandez, M.D

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Assistant Professor of Clinical Pathology and Laboratory Medicine
Department: Pathology and Laboratory Medicine
Contact information
Hospital of the University of Pennsylvania
6 Founders
3400 Spruce Street
Philadelphia, PA 19104
Email: Sara.AvalosHernandez@pennmedicine.upenn.edu
Education:
MD (Medicine and Surgery)
Universidad Nacional Autónoma de Honduras, 2011.
 MS (Infectious and Zoonotic Diseases)
Universidad Nacional Autónoma de Honduras, 2017.
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Description of Clinical Expertise

Breast Pathology

Description of Research Expertise

Breast cancer
Infectious Diseases

Selected Publications

Avalos Hernandez, S., Hu,T., Dumoff, K., Vickery, J., Bleiweiss, I., Nayak, A.: Clinicopathologic Spectrum of Cystic Hypersecretory Breast Lesions and Ki-67 Index Analysis Laboratory Investigation 106, March 2026 Notes: DOI: 10.1016/j.labinv.2025.104378

Tondi Resta, I., Hu, t., Dumoff, k., Vickery, J., Avalos Hernandez, S., Bleiweiss, I., Nayak, A.: Tubulopapillary Carcinomas of the Breast: Histopathologic Features, Immunohistochemical Staining with p16, p53, and SOX10, and Molecular Finding. Laboratory Investigation 105(Issue 3), March 2025 Notes: //doi.org/10.1016/j.labinv.2024.102459.

 Avalos Hernandez, S., Hu,T., Dumoff, K., Vickery, J., Bleiweiss, I., Nayak, A.: Invasive Lobular Carcinoma with Extracellular Mucin (ILCEM) Presenting at Distant Metastases and Recurrences May Exhibit Triple Negative Phenotype. Laboratory Investigation 105(Issue 3), March 2025 Notes: //doi.org/10.1016/j.labinv.2024.102339.

 Avalos Hernandez S, Liu L, Truskinovsky A: Ki-67 Index Counting: A New Semiautomated Method. Laboratory Investigation 103, March 2023.

 Knowles KJ, Avalos SR, Shi M, Parwani A, Holloway AR, Keel CE.: Rhabdomyosarcoma of the urinary bladder in an adult: Case report and review of the literature. Urol Case Rep 45(no issue): 102169, August 2022 Notes: doi: 10.1016/j.eucr.2022.102169. eCollection 2022 Nov. Case Report.

 Avalos HS, Manci E, Mulekar M, Finnegan A, Barui S, Galliani C, Kelly D, Herrera GA.: Congenital granular cell epulis: 24 new cases with more differences than similarities to granular cell tumor. Ultrastruct Pathol 46(4): 388-400, July 2022 Notes: doi: 10.1080/01913123.2022.2107750.

 Avalos Hernandez S, Smelley C, Turbat-Herrera E, Ramirez-Alcantara V, Ozcelik Y,Campbell Moore P, Herrera G, Wei E, del Pozo-Yauner L: Studying p53 Aggregation in Breast cancer with Conformation-Sensitive Antibodies Mod Pathol 35(Supplement 2): 85, March 2022.

 Sandoval C, Araujo G, Sosa W, Avalos S, Silveira F, Corbett C, Zúniga C, Laurenti M.: In situ cellular immune response in non-ulcerated skin lesions due to Leishmania (L.) infantum chagasi infection. J Venom Anim Toxins Incl Trop Dis 27(no issue): e20200149, February 2021 Notes: doi: 10.1590/1678-9199-JVATITD-2020-0149.

 Avalos SR, Anderson SA, Dal Zotto VL: Checkpoint Inhibitor-Induced Colitis: A Case Series. Am J Clin Pathol 154(Supplement_1): S63-S64, October 2020 Notes: DOI:10.1093/ajcp/aqaa161.137.

 Fnu S, Liu SS, Avalos SR, Elkadi O: Basal Ganglia Intracranial Mixed Germ Cell Tumor With Predominance of Yolk Sac Component. Am J Clin Pathol 154(Supplement_1): S46–S47, October 2020 Notes: https://doi.org/10.1093/ajcp/aqaa161.099

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Last updated: 04/29/2026
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