peritoneal sac


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peritoneal sac

The enclosed, transparent mesothelial sac that is squeezed between the abdominal wall and the abdominal viscera.
See also: sac
References in periodicals archive ?
The tumors can be classified as saccular when they are primary (mesothelioma) or when metastatic disease involves the peritoneal sac itself, or as intrasaccular when the sac contains an organ with a primary malignant mass, as occurred in our case.
Anatomically, they represent herniations of the peritoneal sac through the femoral ring into the femoral canal, lying postero-inferiorly to the inguinal ligament.
He said it was possible that while she was manipulating the organ the thin membrane protecting the liver, the peritoneal sac, was breached.