OMIA 000781-9615 : Patent urachus in Canis lupus familiaris

In other species: domestic cat , mountain zebra , white rhinoceros , sheep

Mendelian trait/disorder: unknown

Considered a defect: yes

Cross-species summary: The urachus is a canal present in the foetus, connecting the bladder with the allantois via the navel. It normally disappears after birth. A patent urachus is one which persists after birth, allowing urine to drip out of the bladder through the umbilicus.


2004 Rahal, SC., Mamprim, MJ., Torelli, SR. :
What is your diagnosis? Patent urachus. J Am Vet Med Assoc 225:1041-2, 2004. Pubmed reference: 15515981.

Edit History

  • Created by Frank Nicholas on 18 Sep 2005