What Causes Abdominal Pain? Common & Serious Causes Explained
Abdominal pain can be caused by Appendicitis, Intestinal Obstruction, Ectopic Pregnancy and other conditions. Learn which causes are serious, which are benign, and when to seek urgent medical evaluation.
Updated March 27, 2026
Abdominal pain has multiple causes, ranging from benign to serious. The most common include Appendicitis, Intestinal Obstruction, Ectopic Pregnancy. Appendicitis is inflammation of the appendix causing progressive right lower quadrant abdominal pain, nausea, fever, and rebound tenderness. Perforation risk increases with delayed treatment; surgical removal (appendectomy) is standard care.
Clinical Context
The causes of abdominal pain range from benign to serious. Identifying the underlying cause requires clinical evaluation. Common causes include Appendicitis, Intestinal Obstruction, Ectopic Pregnancy, Ovarian Torsion, and others.
Clinical Pathway
Abdominal pain — Symptom HubSymptomAppendicitis — Full Condition GuidePrimary CauseAppendicitis — Differential DiagnosisDifferentialAppendicitis vs. Cholecystitis — Comparisonvs.Intestinal Obstruction — Full Condition GuideUrgent CauseEctopic Pregnancy — Full Condition GuideUrgent CauseOvarian Torsion — Full Condition GuideUrgent CauseFrequently Asked Questions
Why do I have abdominal pain? common & serious causes explained?+
Abdominal pain has multiple causes, ranging from benign to serious. The most common include Appendicitis, Intestinal Obstruction, Ectopic Pregnancy. Appendicitis is inflammation of the appendix causing progressive right lower quadrant abdominal pain, nausea, fever, and rebound tenderness. Perforation risk increases with delayed treatment; surgical removal (appendectomy) is standard care.
What is the most common cause of abdominal pain?+
Common causes include Appendicitis, Intestinal Obstruction, Ectopic Pregnancy. The most likely cause depends on age, associated symptoms, and medical history.
When is abdominal pain dangerous?+
Seek medical attention if abdominal pain is persistent, worsening, sudden in onset, or accompanied by other concerning symptoms.
Can abdominal pain be caused by stress or anxiety?+
Yes — psychological stress can contribute to many physical symptoms, but organic causes should be excluded by a healthcare provider.
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