Doge Cap Sign on Abdominal X-Ray aka Morrison Pouch Sign Triangular shaped lucency below the 11th rib in the right upper quadrant due to air in Morrison's Pouch. The doge cap sign is so called because apparently the triangular shape of the air resembles the headgear sported by italian doges! Dr. Devpriyo Pal @drdevrad #DogeCap #Sign #Abdominal #XRay #kub #clinical #radiology
