Diverticulitis
Kidney stone
UTI
Pyelonephritis
Ectopic pregnancy
Infectious colitis
Inflammatory bowel disease (Crohn's Disease, Ulcerative Colitis)
Inguinal hernia
Mesenteric ischemia
Epiploic appendagitis
Mittelschmerz
Ovarian cyst
Ovarian torsion
PID
Psoas abscess
Testicular torsion
Appendicitis
Abdominal aortic aneurysm
Herpes zoster
Endometriosis
Colon cancer
Irritable bowel syndrome
Small bowel obstruction
Left lower quadrant abdominal pain
Diverticulitis
Left upper quadrant abdominal pain
Kidney stone
Right lower quadrant abdominal pain
UTI
Right upper quadrant abdominal pain
Pyelonephritis