Paracolic Gutter Retroperitoneal

Organs are retroperitoneal if they have peritoneum on their anterior side only.

Paracolic gutter retroperitoneal.

The retroperitoneal space retroperitoneum is the anatomical space sometimes a potential space in the abdominal cavity behind retro the peritoneum. There are two paracolic gutters in the body the right and left lateral paracolic gutter. The left medial paracolic gutter. Transgastric endoscopic necrosectomy with nasocystic lavage is accepted as one of the standards of care for the management of walled off necrosis secondary to acute pancreatitis.

The inframesocolic space also contains paracolic gutters which are peritoneal recesses that are inferolateral extensions of their corresponding inframesocolic spaces on the posterior abdominal wall lateral to the ascending and descending colon respectively. Hemoperitoneum starts near the site of injury and flows along expected anatomic pathways. The right and left paracolic gutters are peritoneal recesses on the posterior abdominal wall lying alongside the ascending and descending colon. Ipsilateral psoas hematoma and fat stranding in the right paracolic gutter confirmed rupture of the hemorrhagic cyst from the right native kidney.

Common sites of peritoneal implants are in the dependent aspects of the pelvis pouch of douglas in women or retrovesical space in men ileocecal region paracolic gutters subhepatic space subphrenic space and root of the mesentery. Hemorrhage from the liver typically flows in a caudal direction from the perihepatic spaces and hepatorenal fossa along the right paracolic gutter and into the cul de sac which is the rectouterine space in women and rectovesical space in men fig 1. Paracolic gutters are open areas between the wall of the abdomen and the colon. It has no specific delineating anatomical structures.

The paracolic spaces gutters are located lateral to the peritoneal reflections of the left and right sides of the colon fig 8a. There are two paracolic gutters. The right lateral paracolic gutter. What are the paracolic gutters rectouterine pouch retroperitoneal space ulnar gutter subphrenic space abdominal wall hepatic flexure peritoneal space ascendi.

Ct is the study of choice for the evaluation of peritoneal and mesenteric pathology. In severe cases necrosis and inflammation can extend caudally toward the retroperitoneal spaces near the paracolic gutters.