Cholecystitis on Gallbladder POCUS The landmark for the gallbladder is the portal vein, usually seen superiorly & posteriorly to the gallbladder neck when viewed sagittally. Thickened gallbladder wall (>4mm), sludge & stones & sonographic murphy's (not seen from this video) —> cholecystitis. Fluid outside gallbladder is not specific for cholecystitis. Dr. Meghan Herbst @EUSmkh #Cholecystitis #Gallbladder #POCUS #clinical #ultrasound #Abdominal #labeled #anatomy