Testis and epididymis
Nonneoplastic testicular lesions

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

Revised: 8 June 2017, last major update December 2012

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

PubMed Search: Spermatocele

Cite this page: Spermatocele. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/testisspermatocele.html. Accessed July 20th, 2017.
Definition / general
  • Cystic dilation of rete testis or head of epididymis, often in efferent ducts
Microscopic (histologic) description
  • Lined by cuboidal or flattened epithelium, often cilia can be identified
Microscopic (histologic) images

Images hosted on other servers:

Flattened epithelial cells

Numerous spermatozoa

Differential diagnosis
  • Hydrocele: mesothelial lining, lumen does not contain spermatozoa