Meaning of coloanal anastomosis: A surgical procedure in which the colon is attached to the anus after the rectum has been removed.

Definition of coloanal anastomosis

A surgical procedure in which the colon is attached to the anus after the rectum has been removed. Also called coloanal pull-through.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.