"Where does it hurt?" is the first question every doctor asks about abdominal pain — because location is one of the most valuable diagnostic clues. symptom.md maps the most common causes of abdominal pain by region so you can communicate effectively with your healthcare provider and know when to seek urgent care.

Who Is This For?

This symptom.md abdominal pain guide is for:

  • Anyone with abdominal pain trying to understand possible causes
  • People deciding whether their stomach pain needs medical attention
  • Patients preparing to describe symptoms to their doctor

Right Upper Quadrant (Below Right Ribs)

Most common causes:

  • Gallbladder problems (cholecystitis, gallstones): Sharp pain after fatty meals, may radiate to right shoulder or back. Nausea and vomiting common.
  • Liver conditions: Hepatitis, fatty liver, liver congestion
  • Right kidney: Kidney stones or infection (may also cause flank pain)

Left Upper Quadrant (Below Left Ribs)

  • Spleen: Enlarged spleen (mononucleosis, blood disorders)
  • Stomach: Gastritis, ulcers
  • Left kidney: Stones or infection
  • Pancreas: Pancreatitis (often radiates to the back)

Epigastric (Upper Middle)

  • Stomach: Gastritis, peptic ulcer, GERD
  • Pancreas: Pancreatitis (severe, often radiating to back)
  • Heart: Heart attack can present as epigastric pain (especially in women and diabetics)
  • Esophagus: Reflux, esophageal spasm

Right Lower Quadrant

  • Appendicitis: The classic concern. Starts around navel, migrates to right lower quadrant. Worse with movement. Fever. Requires urgent evaluation.
  • Ovarian issues (women): Ovarian cyst, ectopic pregnancy, ovarian torsion
  • Ileitis: Crohn's disease often affects the terminal ileum

Left Lower Quadrant

  • Diverticulitis: Most common in adults over 40. Left-sided pain with fever and altered bowel habits.
  • Ovarian issues (women): Cyst, ectopic pregnancy
  • Constipation: Sigmoid colon is in the left lower quadrant — stool backup causes pain here

Periumbilical (Around the Navel)

  • Early appendicitis: Often starts here before migrating right
  • Small bowel obstruction: Crampy, comes and goes, with bloating and vomiting
  • Gastroenteritis: Food poisoning, viral infection

Diffuse/Generalized

  • Gastroenteritis: Viral or bacterial — cramping with diarrhea and/or vomiting
  • IBS: Recurrent cramping with diarrhea, constipation, or both
  • Peritonitis: Severe, generalized pain — medical emergency

When to Go to the ER

symptom.md says go immediately for:

  • Severe pain that's getting worse
  • Abdominal rigidity (abdomen feels hard/board-like)
  • Pain with high fever (>101°F/38.3°C)
  • Bloody vomit or bloody/black stools
  • Possible pregnancy with abdominal pain (ectopic pregnancy risk)
  • Pain after abdominal trauma
  • Inability to keep fluids down for >24 hours