Last reviewed: August 2020
Last updated: July  2020

Summary

Differentials

Common

  • GERD
  • Peptic ulcer disease
  • Infectious gastroenteritis
  • Lactase deficiency
  • Chronic cholecystitis, Chronic cholelithiasis
  • Nephrolithiasis
  • Pelvic inflammatory disease (PID)
  • Irritable bowel syndrome
  • Gastroparesis
  • Functional dyspepsia
  • Centrally mediated abdominal pain syndrome (CAPS)
  • Chronic abdominal wall pain
  • Referred pain

Uncommon

  • Crohn disease
  • Ulcerative colitis
  • Subacute intestinal obstruction
  • Celiac disease
  • Chronic pancreatitis
  • Esophageal cancer
  • Gastric cancer
  • Colorectal cancer
  • Pancreatic cancer
  • Hepatocellular cancer
  • Cholangiocarcinoma
  • Chronic mesenteric ischemia
  • Superior mesenteric artery syndrome
  • Acute intermittent porphyria
  • Heavy metal poisoning (lead, arsenic)
  • Familial Mediterranean fever
  • Paroxysmal nocturnal hemoglobinuria
  • Chronic pyelonephritis
  • Endometriosis
  • Ovarian cystic disease
  • Narcotic bowel syndrome
  • Abdominal migraine

Contributors

Assistant Professor

Department of Maternal and Child Health

Gillings School of Global Public Health

University of North Carolina

Chapel Hill

NC

Disclosures

TRK declares that she has no competing interests.

Professor of Medicine

Department of Medicine

Division of Gastroenterology and Hepatology

University of North Carolina

Chapel Hill

NC

Disclosures

YR declares that he has no competing interests.

Drs Tamar Ringel-Kulka and Yehuda Ringel would like to gratefully acknowledge Dr A. Sidney Barritt IV, a previous contributor to this topic.

Peer reviewersVIEW ALL

Surgery Resident

Department of Surgery

University of Tennessee Graduate School of Medicine

Knoxville

TN

Disclosures

FA declares that he has no competing interests.

Professor of Medicine

Chief of Clinical Gastroenterology and Hepatology

University of Texas Medical Branch

Galveston

TX

Disclosures

NS declares that he has no competing interests.

Gastroenterologist

Dartmouth-Hitchcock Nashua

Nashua

NH

Disclosures

SN declares that he has no competing interests.

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