You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Treatment of carcinoma left colon with acute obstruction and explain in detail?
.Obstruction due to rectosigmoid growth with patient being severely ill--Hamann's operation can be done to save the life of the patient wherein distal stump after removal of the growth is closed, proximal colon is brought out as end colostomy. ref:SRB&;s manual of surgery,ed 3,pg no 857