The fibrotic process can occur in the mesentery as a desmoplastic response and may lead to obstruction of the small bowel, but it can also occur in the lungs, skin or retroperitoneum. Importantly ...

"The patient was diagnosed with superior mesenteric artery thrombosis, a rare and life-threatening blockage of blood flow to the small bowel. The underlying cause was a congenital hypercoagulable ...

Intestinal villi ... The serosa continues onto the mesentery, the peritoneal fold that encircles most of the small intestine and connects it to the posterior abdominal wall.