肠扭转
Volvulus \Vol"vu*lus\, n. [NL., fr. L. volvere to turn about, to roll.] (Med.) (a) The spasmodic contraction of the intestines which causes colic. (b) Any twisting or displacement of the intestines causing obstruction; ileus. See {Ileus}.
volvulus n : abnormal twisting of the intestines (usually in the are of the ileum or sigmoid colon) resulting in intestinal obstruction