Cecal-colic volvulus was confirmed by surgery in two dogs. Both dogs w
ere intact, male Great Danes. The clinical and diagnostic findings wer
e not specific for large bowel volvulus. Clinical signs included perac
ute to acute onset of vomiting, mild abdominal distention and pain, la
ck of feces, and tenesmus. Abdominal radiographs demonstrated severe d
ilatation of bowel loops in both dogs. One dog survived.