Types of Abdominal Pain or Stomach Ache Based on Organ Systems

Classification or Types of Abdominal Pain Based on Organ Systems

Abdominal Pain or Stomach Ache is classified by origin of pain from different organ systems.


Types of Abdominal Pain or Stomach Ache



1. Gastrointestinal System

2. Bile System:

3. Liver:

4. Pancreatic:

  • Inflammatory: Pancreatitis.
  • Cancer: Pancreatic Tumor.

5. Renal and Urological:

  • Inflammation: Pyelonephritis and Bladder Infection.
  • Obstruction: Kidney Stone, Urolithiasis, Ureter Stone, Bladder Stone, and Tumors.
  • Vascular: Left Renal Vein Entrapment.

6. Gynecological or Obstetric:

Ectopic Pregnancy Can Cause Abdominal Pain

  • Inflammatory: Pelvic Inflammatory Disease.
  • Mechanical: Ovarian Torsion.
  • Endocrinological: Menstruation, Mittelschmerz.
  • Tumors: Endometriosis, Fibroids, Ovarian Cyst, Ovarian Cancer.
  • Pregnancy: Ruptured Ectopic Pregnancy, Threatened Abortion.

7. Referred Pain:

  • Thorax: Pneumonia, Pulmonary Embolism, Ischemic Heart Disease, and Pericarditis.
  • Spine: Radiculopathy.
  • Genitals: Testicular Torsion.

8. Metabolic Disturbances:

9. Blood Vessels: Abdominal Aortic Aneurysm.

10. Immune Systems:

11. Idiopathic: Irritable Bowel Syndrome.

Also Read:

Pramod Kerkar

Written, Edited or Reviewed By:


Pain Assist Inc.

Last Modified On: May 25, 2018

This article does not provide medical advice. See disclaimer


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