Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm Look for surgical abdomen Upper quadrant: R/O cardiac, pulmonary, renal, musculoskeletal causes Lower quadrant: R/O genitourinary causes Peritonitic • Bowel Obstruction • Viscus Perforation • Ruptured abdominal aortic aneurysm • Pancreatitis (1,2) Non-Peritonitic • Gastroenteritis • Constipation • Mesenteric ischemia • Peptic ulcer disease • Metabolic disease (e.g., Diabetic Ketoacidosis) • Sickle cell anemia • Musculoskeletal • Trauma • Irritable bowel syndrome #Diffuse #Acute #Abdominal #Pain #Differential #Diagnosis #Algorithm
