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 Etiology for this condition: and explain in detail?
Ans. (b) Sigmoid volvulusRef: Bailey and Love 26th edition, Page 1195* Most common site of volvulus in colon -- sigmoid* Most common direction of volvulus is anticlockwise > Clockwise* X-ray shows --Coffee-bean or bent inner tube sign* Barium enema shows -- Bird beak sign