What is the cause of this patient's abdominal distension and vomiting?
Small bowel obstruction. The small bowel is dilated and fluid-filled.
List some of the causes of small bowel obstruction.
Adhesions, hernia, volvulus are the top three in adults. More rarely, tumours (e.g. carcinoid), inflammation (Crohn's) or luminal obstruction (gallstone ileus) may occur.
What is the cause of small bowel obstruction in this case?
In this case, there is swirling of the SMA and SMV in the midline indicating midgut volvulus.
Small bowel obstruction, with locules of dependant gas in several loops, but no evidence of intestinal ischaemia or perforation.
Swirling vessels in the mesenteric root with superior mesenteric artery (SMA) and superior mesenteric vein (SMV) rotating around each other.