Prostate gland & seminal vesicles
Other tumors

Topic Completed: 1 June 2012

Minor changes: 3 September 2020

Copyright: 2003-2020,, Inc.

PubMed search: Prostatic leiomyoma

Komal Arora, M.D.
Page views in 2019: 589
Page views in 2020 to date: 401
Cite this page: Arora K. Leiomyoma. website. Accessed October 24th, 2020.
Definition / general
Microscopic (histologic) description
Positive stains
  • Desmin, actin, androgen receptor
Differential diagnosis
  • Nodular hyperplasia: no well organized fascicles, no hyalinization, no necrosis, no calcification
  • Leiomyosarcoma: hypercellular, infiltrative, variable atypia, definite mitotic activity, necrosis
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