Perforated gastric antral ulcer
Gallstone ileus
Closed loop small bowel obstruction - adhesive disease and hemorrhagic ischemia
Malignant small bowel obstruction due to lymphoma
Small bowel/mesenteric ischemia due to SMA embolus
Choledocholithiasis, cholangitis, and portal vein thrombophlebitis
Active lower gastrointestinal bleeding - diverticular
Perforated pyloric channel ulcer with free spillage of oral contrast
Obstructive distal colonic adenocarcinoma causing cecal perforation
Infectious labyrinthitis
Metastatic cecal adenocarcinoma, polycystic liver and kidney
How to read a CT of the abdomen and pelvis
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