<prompt> Ramu is a 60-year-old male with CA Descending colon presents with acute intestinal obstruction. In emergency department tt of choice is -Defunctioning colostomyHartmans procedureTotal colectomyLt hemicolectomy  <response>: A variety of operations can be done in the obstructing lesion of left colon depending on a variety of factors, but Hartmans procedure is the most commonly preferred operation. 