Acute Abdomen Differential Diagnosis: Upper Quadrants
- Cholecystitis
- Biliary Colic
- Cholangitis
- Perforated Duodenal Ulcer
- Acute Hepatitis
- Splenic Rupture
- IBS (Splenic Flexure Syndrome)
Acute Abdomen Differential Diagnosis: Midepigastrium and Diffuse
- Peptic Ulcer Disease
- Pancreatitis
- Aortic Dissection
- Myocardial Infarction
- Peritonitis
- Hemorrhage or Perforation
- Bowel Obstruction
- Strangulation
- Acute Hepatitis
Acute Abdomen Differential Diagnosis: Lower Quadrants
- Appendicitis
- Salpingitis
- Sigmoid Volvulus
- Sigmoid Diverticulitis
- Ectopic Pregnancy
- Ovarian Torsion
- Renal Calculi
- Pyelonephritis
Appendicitis
- Fecalith leading to obstruction and infection
- Most commonly affects teenagers
- Initial peri-umbilical visceral pain
- Subsequent somatic right lower quadrant pain
- Rebound tenderness
- Positive psoas sign
- Pain at McBurney's point
- Leukocytosis
- Fever
- Appendectomy
Acute Appendicitis Treatment
- CT Scan
- Immediate Appendectomy
- NPO
- IV Fluids
- Antibiotics
- Tertiary Intention
- Antibiotics Until Afebrile