Paracolic Gutter Metastasis

Mucous and attached tumor are usually observed.

Paracolic gutter metastasis.

In the greater omentum under the right diaphragm in the paracolic gutters bilaterally around the liver and gallbladder in the abdominal cavity. Between the outer wall of the colon and back side of the abdominal wall there is an open space known as the paracolic gutter. The right and left paracolic gutters are peritoneal recesses on the posterior abdominal wall lying alongside the ascending and descending colon. The right paracolic gutter is continuous with the perisplenic space or area around the spleen.

The main paracolic gutter lies lateral to the colon on each side. Spread of deposits to the right subhepatic and subphrenic spaces is also frequently seen especially in ovarian cancer. It is also known as sulci paracolic and paracolic recesses. Paracolic gutters refer to open areas between the wall of the abdomen and the colon.

On ct seeded metastases appear as nodular or plaque like soft tissue masses in association with ascites. The right paracolic gutter. The left medial paracolic gutter. A less obvious medial paracolic gutter may be formed especially on the right side if the colon.

Etiologically it means a channel adjacent to the abdominal wall.