OMIA:000453-9940 : Hepatic encephalopathy in Ovis aries (sheep)

In other species: dog , domestic cat

Categories: Nervous system phene

Mendelian trait/disorder: unknown

Considered a defect: yes

Cross-species summary: A degenerative disease of the brain induced by a failure of the liver to metabolise ammonia. Clinical signs include excitability, tremor, compulsive walking, head pressing, and apparent blindness, followed by coma and convulsions.

Cite this entry

Nicholas, F. W., Tammen, I., & Sydney Informatics Hub. (2005). OMIA:000453-9940: Online Mendelian Inheritance in Animals (OMIA) [dataset].


1994 Clark, A.M., Spence, J.A. :
Possible familial hepatic encephalopathy in a Suffolk ewe Veterinary Record 135:463 only, 1994.

Edit History

  • Created by Frank Nicholas on 06 Sep 2005