Laceration of the transverse mesocolon in an old man with a habit of abdominal massage for constipation: a case report.

This is the first report of life-threatening mesenteric injury caused by self-abdominal massage to resolve constipation, though other etiologies such as rupture of small aneurysms could not perfectly be excluded. Abdominal massage is reported to be effective and safe for the resolution of constipation; however, this case demonstrated it could be detrimental.