retroperitoneal
adj.
(Anatomy) located behind the peritoneum, of or pertaining to the area behind the peritoneum
Retroperitoneum
The retroperitoneum (adj. retroperitoneal) is the anatomical space behind (retro) the
abdominal cavity. It has no specific delineating anatomical structures. Organs are retroperitoneal if they only have peritoneum on their anterior side. Retroperitoneal cancer has one of the lowest survival rates of all cancers.
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Retroperitoneal
retroperitoneal
[RET-row-PAIR-ih-toe-NEE-ul]
Having to do with the area outside or behind the peritoneum (the tissue that lines the abdominal wall and covers most of the organs in the abdomen).
retroperitoneal