Andrew Horvai, MD



UCSD Medical School 1998


UCSF, Pathology 2002


UCSF, Surgical Pathology 2003

Selected Research and Publications

  1. Cohen JN, Yeh I, Jordan RC, Wolsky RJ, Horvai AE, McCalmont TH, LeBoit PE. Cutaneous Non-Neural Granular Cell Tumors Harbor Recurrent ALK Gene Fusions. Am J Surg Pathol. 2018 Jul 11.
  2. Baal JD, Horvai AE, Link TM. Progression of dialysis-related amyloidoma towards pathologic fracture. Skeletal Radiol. 2018 Jun 26.
  3. Cohen JN, Sabnis AJ, Krings G, Cho SJ, Horvai AE, Davis JL. EWSR1-NFATC2 Gene Fusion in a Soft Tissue Tumor with Epithelioid Round Cell Morphology and Abundant Stroma: A Case Report and Review of the Literature. Hum Pathol. 2018 Apr 04.
  4. Bean GR, Joseph NM, Folpe AL, Horvai AE, Umetsu SE. Recurrent GNA14 mutations in anastomosing hemangiomas. Histopathology. 2018 Mar 25.
  5. Ud Din N, Ahmad Z, Zreik R, Horvai A, Folpe AL, Fritchie K. Abdominopelvic and Retroperitoneal Low-Grade Fibromyxoid Sarcoma: A Clinicopathologic Study of 13 Cases. Am J Clin Pathol. 2018 Jan 29; 149(2):128-134.
  6. Bean GR, Wen KW, Horvai AE. Adipocyte size variability in benign and malignant lipomatous tumors and morphologic mimics: a quantitative definition using digital pathology. Hum Pathol. 2018 Feb; 72:52-58.
  7. Perry KD, Al-Lbraheemi A, Rubin BP, Jen J, Ren H, Jang JS, Nair A, Davila J, Pambuccian S, Horvai A, Sukov W, Tazelaar HD, Folpe AL. Composite hemangioendothelioma with neuroendocrine marker expression: an aggressive variant. Mod Pathol. 2017 Oct; 30(10):1512.
  8. Pekmezci M, Cuevas-Ocampo AK, Perry A, Horvai AE. Significance of H3K27me3 loss in the diagnosis of malignant peripheral nerve sheath tumors. Mod Pathol. 2017 Dec; 30(12):1710-1719.
  9. Perry KD, Al-Lbraheemi A, Rubin BP, Jen J, Ren H, Jang JS, Nair A, Davila J, Pambuccian S, Horvai A, Sukov W, Tazelaar HD, Folpe AL. Composite hemangioendothelioma with neuroendocrine marker expression: an aggressive variant. Mod Pathol. 2017 Nov; 30(11):1589-1602.
  10. Sangoi AR, Kshirsagar M, Roma AA, Horvai AE, Chivukula M, Ellenson LH, Fadare O, Folkins AK, Garg K, Hanley K, Longacre TA, Haas J, McCluggage WG, McKenney JK, Nucci MR, Oliva E, Park KJ, Parkash V, Quick CM, Rabban JT, Rutgers JKL, Soslow R, Vang R, Yemelyanova A, Zaloudek C, Beck AH. Interobserver Reproducibility Among Gynecologic Pathologists in Diagnosing Heterologous Osteosarcomatous Component in Gynecologic Tract Carcinosarcomas. Int J Gynecol Pathol. 2017 Jul; 36(4):386-392.
  11. Dahlin LB, Scherman P, Besjakov J, Lindberg E, Solomon DA, Horvai AE, Perry A. Intraneural glomus tumor of "uncertain malignant potential" and with BRAF mutation in the median nerve - an unusual case. Clin Neuropathol. 2017 Jul/Aug; 36(4):164-170.
  12. Awad MA, Murphy GP, Gaither TW, Osterberg EC, Sanford TA, Horvai AE, Breyer BN. Surgical excision of perineal nodular induration: A cyclist's third testicle. Can Urol Assoc J. 2017 May; 11(5):E244-E247.
  13. Sangoi AR, Kshirsagar M, Horvai AE, Roma AA. SATB2 Expression Is Sensitive but Not Specific for Osteosarcomatous Components of Gynecologic Tract Carcinosarcomas: A Clinicopathologic Study of 60 Cases. Int J Gynecol Pathol. 2017 Mar; 36(2):140-145.
  14. Bean GR, Joseph NM, Gill RM, Folpe AL, Horvai AE, Umetsu SE. Recurrent GNAQ mutations in anastomosing hemangiomas. Mod Pathol. 2017 May; 30(5):722-727.
  15. Kang Y, Horvai AE. p16 Immunohistochemistry is Less Useful Than MDM2 and CDK4 to Distinguish Dedifferentiated Liposarcomas From Other Retroperitoneal Mimics. Appl Immunohistochem Mol Morphol. 2017 01; 25(1):58-63.
  16. Sherborne AL, Lavergne V, Yu K, Lee L, Davidson PR, Mazor T, Smirnoff IV, Horvai AE, Loh M, DuBois SG, Goldsby RE, Neglia JP, Hammond S, Robison LL, Wustrack R, Costello JF, Nakamura AO, Shannon KM, Bhatia S, Nakamura JL. Somatic and Germline TP53 Alterations in Second Malignant Neoplasms from Pediatric Cancer Survivors. Clin Cancer Res. 2017 Apr 01; 23(7):1852-1861.
  17. Kansagra AP, Wan JJ, Devulapalli KK, Horvai AE, O'Donnell RJ, Link TM. Malignant Transformation of an Aneurysmal Bone Cyst to Fibroblastic Osteosarcoma. Am J Orthop (Belle Mead NJ). 2016 Sep/Oct; 45(6):E367-E372.
  18. Trivedi H, Link TM, O'Donnell RJ, Horvai AE, Motamedi D. Multiple hereditary exostoses: A pseudoaneurysm masquerading as tumor. J Radiol Case Rep. 2016 Aug; 10(8):50-59.
  19. Cohen JN, Solomon DA, Horvai AE, Kakar S. Pancreatic involvement by mesenchymal chondrosarcoma harboring the HEY1-NCOA2 gene fusion. Hum Pathol. 2016 12; 58:35-40.
  20. Wentworth K, Hsing A, Urrutia A, Zhu Y, Horvai AE, Bastepe M, Hsiao EC. A Novel T55A Variant of Gs a Associated with Impaired cAMP Production, Bone Fragility, and Osteolysis. Case Rep Endocrinol. 2016; 2016:2691385.

Publications are derived from MEDLINE/PubMed and provided by UCSF Profiles, a service of the Clinical & Translational Science Institute (CTSI) at UCSF. Researchers can make corrections and additions to their publications by logging on to UCSF Profiles.