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Specialty Index: Gastroenterology
 

Medical Equations

 

Albumin-bilirubin (ALBI) grade estimate of survival of adults with hepatocellular carcinoma (conventional and SI units)

Ascites Albumin Gradient

Fractional Excretion of Amylase (Amylase to creatinine clearance ratio)

Hepatitis C Fibrosis Prediction Score

MELD 3.0 Score EXCLUDING Serum Albumin

MELD 3.0 Score Including Serum Albumin

MELD Score for End-Stage Liver Disease (NOT appropriate for patients under the age of 12) (SI units)

MELD Score for End-Stage Liver Disease (NOT appropriate for patients under the age of 12)

MELDNa Score (2008) for End-Stage Liver Disease (NOT appropriate for patients under the age of 12) (SI units)

MELDNa Score (2008) for End-Stage Liver Disease (NOT appropriate for patients under the age of 12)

MELDNa Score (2016) (SI units)

MELDNa Score (2016)

PELD Score for End-Stage Liver Disease in patients less than 12 years old (original)

PELD-Cr Score for End-stage Liver Disease in patients less than 12 years old (2023 update)

Stool Osmolal Gap

TIPS Risk predictor / Survival predictor (Transjugular Intrahepatic Portosystemic Shunt)

 

Clinical Criteria

 

Acetaminophen (Paracetamol) Toxicity Assessment (Original, 1975)

Acetaminophen (Paracetamol) Toxicity Assessment (Revised 2023)

Alcoholic Liver Disease: Criteria for One Year Mortality Prognosis

Autoimmune Hepatitis Diagnostic Criteria

Bedside Index of Severity in Acute Pancreatitis (BISAP) Score

Bowel Obstruction Diagnosis: Utility of X-ray

CAGE Criteria for Potential Excessive Alcohol Use

Child Pugh Classification for Severity of Liver Disease (SI units)

Child Pugh Classification for Severity of Liver Disease

Cirrhosis Probability in Hepatitis C (APRI)

Cirrhosis Probability in Hepatitis C (Bonacini discriminant score)

Cirrhosis probability in hepatitis C (FIB-4)

Cirrhosis Probability in Hepatitis C (GUCI)

Cirrhosis Probability in Hepatitis C (Lok index)

Cirrhosis Probability in Hepatitis C MultiCalc

Clostridium Difficile Disease (CDD) Severity (Hines VA Score)

Clostridium Difficile Severity Score (UPMC 2008)

Crohn's Disease Activity Index (CDAI) in adults

Eckardt symptom score for achalasia

Esophageal Varices: Prediction from Platelet Count to Spleen Diameter Ratio

Glasgow Alcoholic Hepatitis Score

Glasgow Blatchford Score for Gastrointestinal Bleeding

Harvey-Bradshaw Index of Crohn's Disease Activity

Hepatitis C Cirrhosis Probability

Hepatitis Discriminant Function for Corticosteroid Therapy in Alcoholic Hepatitis

Irritable Bowel Syndrome Diagnostic Criteria (Manning Criteria)

Ishak Grading of Chronic Hepatitis

Lower GI Bleeding and Risk of Severe Bleeding

MAF-5 metabolic dysfunction–associated fibrosis 5 score

Mayo Score for Assessing Ulcerative Colitis Activity

Milan Criteria in Liver Transplantation for Hepatocellular Carcinoma

Mortality risk in postoperative adult patients with cirrhosis

NAFLD Fibrosis Score

Newborn Hyperbilirubinemia Assessment (original, 2004)

Newborn hyperbilirubinemia assessment for infants born at 35 weeks or more gestation (2022 update)

Nonbiliary Cirrhosis Prognostic Criteria for One Year Survival

Omeprazole Therapeutic Gain (over placebo) in Dyspepsia

Omeprazole Therapeutic Index in Dyspepsia

Pancreatitis Prognosis Criteria When Disease Due To Gallstones

Pancreatitis Prognosis Criteria

Pediatric Ulcerative Colitis Activity Index (PUCAI)

Rockall Score for Upper Gastrointestinal Bleeding

 

Decision Trees

 

Barrett Esophagus Progression Risk TreeCalc

Hepatitis C Outcome TreeCalc

NASH Fibrosis Risk (Nonalcoholic Steatohepatitis) TreeCalc