Testis and epididymis
Infectious testicular lesions

Author: Sean Williamson, M.D. (see Authors page)

Revised: 5 April 2017, last major update December 2012

Copyright: (c) 2002-2017, PathologyOutlines.com, Inc.

PubMed Search: testicular lesions Syphilis

Cite this page: Syphilis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/testissyphilis.html. Accessed April 27th, 2017.
Definition / general
  • Testis usually involved first
Gross description
  • Discrete gummas contribute to enlarged, irregular testis
Microscopic (histologic) description
  • Gummas: diffuse interstitial inflammation with edema, lymphocytes and plasma cells, with obliterative endarteritis and perivascular cuffing
  • Spirochetes usually identified in gummatous but not fibromatous stages