OMIA:000631-9940 : Megaoesophagus, generic in Ovis aries (sheep)

In other species: dog , domestic ferret , domestic cat , horse , llama , taurine cattle , goat

Categories: Digestive / alimentary phene

Links to MONDO diseases: No links.

Mendelian trait/disorder: unknown

Considered a defect: yes

Cross-species summary: Dilatation and atony of the body of the oesophagus, usually associated with asynchronous function of the oesophagus and the caudal oesophageal sphincter. Causes regurgitation and aspiration pneumonia. This disorder occurs in many different forms, many of which are not inherited.

Genetic engineering: Unknown
Have human generated variants been created, e.g. through genetic engineering and gene editing

Cite this entry

Nicholas, F. W., Tammen, I., & Sydney Informatics Hub. (2005). OMIA:000631-9940: Online Mendelian Inheritance in Animals (OMIA) [dataset].


1990 Braun, U., Steiger, R., Fluckiger, M., Bearth, G., Guscetti, F. :
Regurgitation Due to Megaesophagus in a Ram Canadian Veterinary Journal-Revue Veterinaire Canadienne 31:391-392, 1990.

Edit History

  • Created by Frank Nicholas on 06 Sep 2005