Intraabdominal Abscess on POCUS RUSH exam for fever, hypotension, abd pain. You notice this in RUQ. Diagnosis? Answer: Large intra-abdominal abscess. Middle age female with hx of Crohn's disease. See CT scan. Note the sonographic signatures of air within this large mass. #Intraabdominal #Abscess #POCUS #ultrasound #clinical #Crohns