Surgical removal of part or all of the colon. colectomy. surgical excision of part or all of the colon, performed to treat cancer of the colon, diverticulitis, or severe chronic ulcerative colitis. For several days before surgery a low-residue diet is prescribed.
Airborne Rangers are a direct-action force of raiders. The U.S. Army website describes a regiment of Airborne Rangers as a lethal, agile and flexible force.. They must maintain a state of combat readiness and, when deployed, are asked to complete complex, often dangerous missions.
The 10th Special Forces Group (Airborne) is an active duty United States Army Special Forces (SF) Group. The 10th Special Forces Group is responsible for operations within the EUCOM area of responsibility, as part of the Special Operations Command, Europe . 10th Group has also been involved in parts of Africa and the Middle East.