Pneumobilia on POCUS Patient is s/p Whipple surgery and has pneumobilia. Both cause intrahepatic branching gas pattern. Pneumobilia tends to result in larger collections of centrally located air while pneumatosis tends to result in small air densities located peripherally. Mnemonic Portal venous gas-- P for peripheral Common bile duct gas (pneumobilia)-- C for central Dr. Robert Jones @RJonesSonoEM #Pneumobilia #POCUS #clinical #abdominal #ultrasound #Liver
