RUQ pain
-
Cholecystitis,
choledocholithiasis,
or cholangitis
- Hepatitis or hepatic
abscess or tumor
(eg, hepatoma)
- Pancreatitis
- Gastritis
- Intestinal
obstruction
- Budd-Chiari
syndrome
- Fitzhugh-Curtis
syndrome
- Appendicitis (retrocecal)
- Perforated peptic ulcer
Extra-Abdominal:
- Right lower lobe
pneumonia
- Empyema
- Pleuritis
- MI
- PE
- Rib fracture
- Herpes zoster
LUQ pain
- Gastritis
- Pancreatitis
- Splenic rupture
- infarction
- Splenomegaly
- Ruptured splenic
artery aneurysm
- Perforated
peptic ulcer
- Jejunal diverticulitis
- Diverticulitis
(splenic flexure)
Extra-Abdominal:
- Left lower lobe
pneumonia
- Pericarditis
- Pleuritis
- PE
- Empyema
- MI
- Herpes zoster
- Rib fracture
RLQ pain
- Appendicitis
- Crohn's ileitis
- Right sided
diverticulitis
- Cecal diverticulitis
- Meckel's
diverticulitis
- Mesentric adenitis
- Torsion of
appendix epiploica
- Intestinal
obstruction
- Perforated peptic
ulcer
- Cholecystitis
- Rectus sheath
hematoma
- Psoas abscess
- Herpes zoster
GU:
- Renal or ureteral
calculi
- Pylonephritis
Gyn:
- Ovarian torsion
- Endometriosis
- Ectopic pregnancy
- Ruptured ovarian
cyst (Mittelschmerz)
- PID
Vascular:
- Ruptured iliac artery
aneurysm
LLQ pain
- Diverticulitis
- Appendicitis
- Perforated
colon cancer
- Intestinal
obstruction
- Inflammatory
bowel disease (IBD)
- Ischemic colitis
- Psoas abscess
- Rectus sheath
hematoma
- Herpez zoster
GU:
- Renal or ureteral
calculi
- Pyelonephritis
Gyn:
- Ectopic pregnancy
- Ruptured ovarian
cyst (Mittelschmerz)
- Ovarian torsion
- Endometriosis
- PID
Vascular:
- Ruptured iliac
artery aneurysm
Diffuse Abdominal Pain
- Early appendicitis
- Perforated peptic ulcer
- Perforated diverticulitis
- Peritonitis
- Pancreatitis
- Mesenteric ischemia
- Ruptured AAA
- Stercoral perforation of colon
Nonsurgical causes:
- DKA
- Acute porphria
- Food poisoning
- Acute Leukemia
- Sickle cell crisis
- Heavy metal poisoning
- Gastroenteritis
Epigastric Pain
- Peptic ulcer
- Pancreatitis
- Gastritis
- Esophagitis
- Mesenteric ischemia
- Appendicitis
- Myocardial ischemia
- Pericarditis
- Cholecystitis
- IBD
- Intestinal obstruction
Periumbilical Pain
- Small intestinal obstruction or IBD
- Early appendicitis
- Pancreatitis
- Hernia
- Aneurysm
Hypogastric Pain
- Intestinal obstruction or IBD
- Intussusception
- Appendicitis
- Diverticulitis
- Enterocolitis
- Ovarian torsion
- Testicular torsion
- Degeneration or torsion of uterine fibroid
- Cystitis
- Endometriosis
- PID