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 Communicating opening between greater sac and lesser sac? and explain in detail?
Epiploic foramen (foramen of winslow or aditus to lesser sac) is a slit-like opening through which lesser sac communicates with greater sac. It is situated at the level of T12 veebra. Its boundries are :- Anterior :- Right free margin of lesser omentum (contains poal vein, hepatic aery proper and bile duct). Posterior :- IVC, right suprarenal gland and T12 veebra. Superior :- Caudate lobe of liver. Inferior :- 1 pa of duodenum and horizontal pa of hepatic aery.