Gut Malrotation, Nonrotation and Volvulus for USMLE

Gut Malrotation is arrest of the normal gut as it rotates around the super mesenteric artery. EMBRYOLOGY Normal at 6 weeks the gut goes through the yolk sac and as time goes on it continues to enlarge and goes into the yolk sac even further. At 9 weeks there is rotation of the gut and the distal part of the gut rotates until it is anterior to the proximal part of the gut. Afterwards the gut returns to the fetus abdomin and there is another 180 degree rotation continues. Therefore there is a total of 270 d