What is (a) The spasmodic contraction of the intestines which causes colic. (b) Any twisting or displacement of the intestines causing obstruction; ileus. See Ileus called?

volvulus — (a) The spasmodic contraction of the intestines which causes colic. (b) Any twisting or displacement of the intestines causing obstruction; ileus. See Ileus. (Webster's 1913.)

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