gi-hepatology
Montreal Classification for Inflammatory Bowel Disease (IBD)
Standardised classification system for both Crohn's disease (CD) and ulcerative colitis (UC) based on age at diagnosis, disease location, and behaviour. Accepted international standard since 2005 Montreal IBD World Congress.
References
- Silverberg MS et al. Toward an integrated clinical, molecular and serological classification of inflammatory bowel disease: Report of a Working Party of the 2005 Montreal World Congress of Gastroenterology. Can J Gastroenterol. 2005;19(Suppl A):5A-36A.
- NICE NG129. Crohn's disease: management. NICE. 2019 (updated 2022).
Related
Curated clinical cross-links plus same-class fallbacks.
Calculators
- Harvey-Bradshaw Index for Crohn's Disease · Inflammatory Bowel Disease
- Mayo Score for Ulcerative Colitis Activity · Inflammatory Bowel Disease
- Crohn's Disease Activity Index (CDAI) · Inflammatory Bowel Disease
- Truelove and Witts Severity Index for Ulcerative Colitis · Inflammatory Bowel Disease
- Ulcerative Colitis Endoscopic Index of Severity (UCEIS) · Inflammatory Bowel Disease
- Simplified Endoscopic Score for Crohn's Disease (SES-CD) · Inflammatory Bowel Disease
Drugs
- Dapsone · Anti-inflammatory / Antimicrobial
- Methotrexate (Dermatology — Psoriasis) · Disease-Modifying Antirheumatic / Immunosuppressant
- Risankizumab · IL-23 Inhibitor — Psoriasis / Crohn's
- Colchicine · Anti-inflammatory — Neutrophilic Dermatoses / Vasculitis
- Acetazolamide (Ménière's Disease) · Carbonic Anhydrase Inhibitor (Diuretic)
- Diclofenac · Non-Steroidal Anti-Inflammatory Drug (NSAID)
Decision support only — verify against MDCalc, NICE, or your local guideline before clinical use.