ACUTE ABDOMINAL PAIN

Acute Abdominal Pain (< 72 hours) Focal Upper Abdominal Pain Biliary/Hepatic Biliary colic Cholecystitis Choledocholithiasis Hepatitis Pancreatic Pancreatitis Upper GI Tract Gastroesophageal reflux / GERD* Malrotation / Volvulus* Gastroenteritis* Peptic ulcer Other Referred pain (e.g., Pneumonia) Musculoskeletal injury Periumbilical / Lower Abdominal Pain GI Tract Acute abdomen* Appendicitis* Intussusception* Malrotation / Volvulus* Incarcerated hernia Obstruction Constipation* Gastroenteritis* Genitourinary Pregnancy* / Ectopic pregnancy Ovarian / Testicular torsion* Dysmenorrhea STI* (e.g., PID) UTI* Renal colic Generalized Metabolic (e.g., DKA) IgA Vasculitis Sickle cell disease Gastroenteritis* Functional* Red Flags Suggestive of Surgical/Acute Abdomen Shock Peritonitis Bilious vomiting Hematemesis Hematochezia Jaundice