Testis and epididymis
Nonneoplastic testicular lesions
Cystic dysplasia

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

Revised: 6 April 2017, last major update December 2012

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

PubMed Search: testicular Cystic dysplasia

Cite this page: Cystic dysplasia. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/testiscysticdysplasia.html. Accessed April 24th, 2017.
Definition / General
  • Rare congenital disorder with numerous irregular cystic spaces in mediastinum testis
  • May be due to defect in connection between rete testis / seminiferous tubules and efferent tubules
  • Sometimes associated with renal agenesis or dysplasia (ipsilateral)
Case Reports
Clinical Images

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Epididymal cyst

Micro Description
  • Cysts lined by flattened to cuboidal epithelium separated by incomplete connective tissue septa; resembles rete testis
Micro Description

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Multiple cystic spaces

Positive Stains