A disorder characterized by abnormally increased motility of the small and large intestines, producing abdominal pain, constipation, or diarrhea. Also called irritable colon Also called spastic colon肠过敏性症候群：一病症，其特征为大小肠的不寻常运动量增加，导致异常疼痛、便秘或是腹泻 也作 irritable colon 也作 spastic colon