Bladder, ureter & renal pelvis
Congenital anomalies
Urachal lesions-benign


Topic Completed: 1 December 2014

Minor changes: 31 July 2020

Copyright: 2003-2019, PathologyOutlines.com, Inc.

PubMed Search: Bladder urachal lesions

Monika Roychowdhury, M.D.
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Page views in 2020 to date: 2,034
Cite this page: Roychowdhury M. Urachal lesions-benign. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/bladderurachalbenign.html. Accessed August 7th, 2020.
Definition / general
Etiology
  • Persistent urachal remnants is common; clinically important when infected, dilated or neoplastic
Diagrams / tables

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Urachal cysts and fistulas

Case reports
Treatment
  • Complete surgical excision to prevent malignant transformation
Clinical images

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Urachal cysts - sinus tract between bladder dome and umbilicus

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Infected urachal cyst

Gross images

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Infected urachal cyst and fibrous tract

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Urachal cyst containing stones

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Urachal sigmoid fistula

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Inflamed urachal cyst

Microscopic (histologic) description
  • Urachal cysts are lined by urothelium, cuboidal, flat or atrophic cells
Microscopic (histologic) images

AFIP images

Fig 2-79: Urachal cyst

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