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Merck Manual
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Gastroenterology
Inflammatory Bowel Disease (IBD)
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Overview of Inflammatory Bowel Disease
General references
Epidemiology
Epidemiology references
Extraintestinal Manifestations
Extraintestinal manifestations references
Treatment
Supportive care
Treatment reference
Health Maintenance
Immunizations
Screening tests
Health maintenance references
Crohn Disease
Pathophysiology
Classification
Complications
Pathophysiology references
Symptoms and Signs
Symptoms and signs references
Diagnosis
Laboratory testing
Assessing disease severity
Diagnosis references
Treatment
General management
Mild disease
Moderate to severe disease
Fulminant disease or abscess
Fistulas
Monitoring response to therapy
Surgery
Treatment references
Prognosis
Prognosis references
Key Points
Ulcerative Colitis
Pathophysiology
Toxic colitis
Symptoms and Signs
Diagnosis
Initial evaluation and differential diagnosis
Assessing disease severity
Recurrent symptoms
Acute severe attacks
Diagnosis references
Treatment
General management
Mild left-sided disease
Moderate or extensive disease
Severe disease
Fulminant colitis
Maintenance therapy
Surgery
Treatment references
Prognosis
Colon cancer
Prognosis references
Key Points
Medications for Inflammatory Bowel Disease
5-Aminosalicylic Acid (5-ASA, Mesalamine)
5-aminosalicylic acid references
Glucocorticoids
Glucocorticoids references
Immunomodulating Medications
Azathioprine and 6-mercaptopurine
Methotrexate
Cyclosporine and tacrolimus
Immunomodulating medications references
Biologic Agents
Anti-TNF medications
Other biologic agents
Biologic agents references
Small Molecules
Small molecules references
Antibiotics and Probiotics
Antibiotics
Probiotics
Antibiotics and probiotics references