IBD
Crohn's Disease
Harvey-Bradshaw Index
(HBI)
Simple scoring system for assessing Crohn's disease activity based on clinical symptoms
Crohn's Disease Activity Index
(CDAI)
Comprehensive scoring system combining clinical, laboratory, and imaging parameters for Crohn's disease activity
Simple Endoscopic Score for Crohn's Disease
(SES-CD)
Endoscopic scoring system for mucosal inflammation severity in Crohn's disease
Rutgeerts Score
(Rutgeerts)
Post-operative endoscopic assessment of recurrence risk after ileocolonic resection for Crohn's disease
Montreal Classification for Crohn's Disease
(Montreal CD)
Phenotypic classification system for Crohn's disease based on age, location, and behavior
Ulcerative Colitis
Mayo Endoscopic Score
(Mayo)
Scoring system for assessing severity of ulcerative colitis based on endoscopic findings and clinical symptoms
Endoscopic Mayo Score
(Endoscopic Mayo)
Endoscopic-only component of the Mayo score focusing on mucosal appearance
Ulcerative Colitis Endoscopic Index of Severity
(UCEIS)
Multi-item endoscopic scoring system for ulcerative colitis providing detailed mucosal assessment
Simple Clinical Colitis Activity Index
(SCCAI)
Simple clinical activity scoring system for ulcerative colitis based on symptoms only
Acute Severe Colitis
Truelove and Witts Criteria
(Truelove & Witts)
Classic criteria for severe ulcerative colitis requiring hospitalization and intensive therapy
Lichtiger Score
(Lichtiger)
Clinical activity index for hospitalized patients with severe ulcerative colitis
Travis Day-3 Criteria
(Travis Day-3)
Early predictor of response to IV steroids in severe ulcerative colitis
Liver Disease
Fibrosis Assessment
FIB-4 Index
(FIB-4)
Non-invasive fibrosis risk stratification using age, AST, ALT, and platelet count
APRI Score
(APRI)
AST-to-Platelet Ratio Index for non-invasive hepatic fibrosis prediction
NAFLD Fibrosis Score
(NFS)
Non-invasive score for predicting advanced fibrosis (F3–F4) in non-alcoholic fatty liver disease
Cirrhosis Severity
MELD Score
(MELD)
Model for End-Stage Liver Disease — predicts 3-month mortality in advanced liver disease
MELD-Na Score
(MELD-Na)
MELD with sodium adjustment — current standard for liver transplant allocation in the US (UNOS/OPTN since 2016)
Child-Pugh Score
(Child-Pugh)
Clinical staging of liver cirrhosis based on 5 parameters — biochemical and clinical
Alcoholic Hepatitis
Maddrey Discriminant Function
(Maddrey DF)
Assesses severity of acute alcoholic hepatitis and guides steroid therapy decision
GI Bleeding
Upper GI Bleeding
Glasgow-Blatchford Score
(GBS)
Predicts need for clinical intervention (endoscopy, blood transfusion, or surgery) in acute upper GI bleeding
Rockall Score
(Rockall)
Risk stratification and mortality prediction in upper GI bleeding using pre- and post-endoscopy findings
AIMS65 Score
(AIMS65)
Simple 5-point score for predicting in-hospital mortality in acute upper GI bleeding
Lower GI Bleeding
Oakland Score
(Oakland)
Predicts safe outpatient management in patients with acute lower GI bleeding