Olivia L. Snir, M.D.

  • Assistant Professor of Pathology & Laboratory Medicine, School of Medicine
  • Co-Director, Pathology Student Fellowship Program
  • Assistant Medical Director, Immunohistochemistry Lab


  • B.S., 2003, Fordham University
  • M.S., 2006, University of Pennsylvania
  • M.D., 2013, Perelman School of Medicine
  • Residency:

    • Anatomic and Clinical Pathology Residency, Yale University, School of Medicine, New Haven, Connecticut, 2013-2016
    • Chief Resident, Anatomic and Clinical Pathology, Yale University, School of Medicine, New Haven, Connecticut, 2016-1017
  • Fellowship:

    • Breast and Gynecologic Surgical Pathology Fellowship, Yale University, School of Medicine, New Haven, Connecticut, 2017-2018
  • Certifications:

    • Anatomic and Clinical Pathology (ABPath), 2017

Areas of interest

  • Gynecologic and breast pathology, with a focus on ovarian teratomas and related neoplasms.


Selected publications

  • 1.       Rabe K., Snir O.L., Bossuyt V., Harigopal M., Celli R., and Reisenbichler E.S.  “Interobserver Variability in Breast Carcinoma Grading Results in Prognostic Stage Differences.” Hum Pathol (accepted).
  • 2.       Rottmann D., Snir O.L., Wu X., Wong S., Hui P., Santin A.D., and Buza N.  “HER2 testing of gynecologic carcinosarcomas: tumor stratification for potential targeted therapy.” Mod Pathol (2019) Sept 2.  doi: 10.1038/s41379-019-0358-x (Epub ahead of print).
  • 3.       Wu X., Snir O., Rottmann D., Wong S., Buza N., and Hui P. “Minimal microsatellite shift in microsatellite instability high endometrial cancer: a significant pitfall in diagnostic interpretation.” Mod Pathol (2019); 32(5), 650-658.
  • 4.       Snir O.L., DeJoseph M., Wong S., and Hui P. “Frequent Homozygosity in Both Mature and Immature Ovarian Teratomas: A Shared Genetic Basis of Tumorigenesis.” Mod Pathol (2017); 30(10), 1467-1475.
  • 5.       Snir O.L., Buza N., and Hui P. “Mucinous Epithelial Tumours Arising from Ovarian Mature Teratomas: a Tissue Genotyping Study.” Histopathology (2016); 69(3): 383-392.
  • 6.       Dennis M.K., Mantegassa A.R., Snir O.L., Tenza D., Acosta-Ruiz A., Delevoye C., Zorger R., Sitaram A., de Jesus-Rojas W., Ravichandran K., Rux J., Sviderskaya E.V., Bennett D.C., Raposo G., Marks M.S., and Setty S.R. “BLOC-2 targets recycling endosomal tubules to melanosomes for cargo delivery.” J Cell Biol (2015); 209(4): 563-577.