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1. In humans, a twisting of the stomach that may result in obstruction and impairment of the blood supply to the organ; it can occur in paraesophageal hernia and occasionally in eventration of the diaphragm.
2. In veterinary medicine, a common condition most often seen in deep-chested breeds of dogs. May involve complete 360o torsion with complete vascular compromise or partial volvulus or torsion; spleen may rotate as well. Severe volvulus is often fatal without intensive care and early intervention; often begins with gastric bloat
[L.] torsion of a loop of intestine, causing obstruction with or without compromising the blood supply to the part by strangulation.
see gastric dilatation-volvulus.
a common finding in horses because of the weight of the contents, the power and the duration of the peristaltic movements, and the long mesentery of some parts of the intestines.