Fallopian tubes
Benign / nonneoplastic
Torsion


Topic Completed: 1 September 2013

Revised: 23 August 2019

Copyright: (c) 2002-2019, PathologyOutlines.com, Inc.

PubMed Search: Fallopian tubes torsion [title]

Nicole Riddle, M.D.
Jamie Shutter, M.D.
Page views in 2018: 1,891
Page views in 2019 to date: 1,995
Cite this page: Riddle N, Shutter J. Torsion. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/fallopiantubestorsion.html. Accessed November 19th, 2019.
Definition / general
  • "Twisting" of fallopian tube that blocks blood flow, causing ischemia and associated edema and pain
  • Often accompanies torsion of adjacent ovary (often with a cyst) but may be isolated to tube
Epidemiology
  • Occurs in women of all ages
  • 2/3 involve right tube
Etiology
  • Usually associated with a mass / cyst causing rotation / obstruction
  • Also PID, hydrosalpinx, tubal ligation or adhesions
  • Occasionally no identifiable cause
Clinical features
Radiology description
  • Ultrasound usually shows adnexal mass with heterogeneous echogenicity and cystic component with fluid levels
Case reports
Treatment
  • May resolve or tube may become necrotic and calcified with autoamputation of tube and ovary
  • Often requires surgical excision
Clinical images

Images hosted on other servers:

Various images

Gross description
  • Swollen, dusky fallopian tube, with or without associated mass / cyst
Gross images

AFIP images

Hemorrhagic infarction of tube

Microscopic (histologic) description
  • Ischemic necrosis of mucosa and wall
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