Benign tumors

Author: Nat Pernick, M.D. (see Authors page)

Revised: 22 September 2017, last major update March 2003

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

PubMed Search: Vaginal rhabdomyoma

Cite this page: Pernick, N. Rhabdomyoma. website. Accessed December 12th, 2018.
Definition / general
  • Presents as polypoid mass in adults in vulva, vagina or cervix
Microscopic (histologic) description
  • Interweaving and haphazardly oriented bundles of spindled to strap shaped cells, some with cross striations
  • Within myxoid matrix, beneath intact squamous epithelium
  • Rare mitotic figures, no concentration of neoplastic cells beneath the epithelium
  • May have huge cells with cytoplasmic vacuolization
  • Adult type: abundant eosinophilic cytoplasm
  • Fetal type: small cells and cells resembling fetal muscle
  • Juvenile type: intermediate between adult and fetal types
Microscopic (histologic) images

Images hosted on other servers:

Various images and stains from cervix

Positive stains
Differential diagnosis