Sigmoidectomy vs. Colectomy — What's the Difference?

(surgery) A colectomy in which the sigmoid colon is removed.

Colectomy (col- + -ectomy) is bowel resection of the large bowel (colon). It consists of the surgical removal of any extent of the colon, usually segmental resection (partial colectomy).

Surgical removal of part or all of the sigmoid colon (usually to remove a malignant tumor)

Surgical removal of part or all of the colon.

(surgery) The surgical procedure to remove all or part of the large intestine or colon.