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Calcimator

Gastroenterology

Planning calculators for gastroenterology — estimates from industry-style inputs.

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MELD-Na Score Calculator

Calculate Model for End-Stage Liver Disease with Sodium correction for liver transplant prioritization.

simple

Child-Pugh Score Calculator

Classify severity of chronic liver disease and cirrhosis using five clinical parameters. Determines Child-Pugh class A, B, or C with survival estimates.

simple

GERD Severity Score Calculator

Score gastroesophageal reflux disease severity using the GERD-Q questionnaire. Evaluates symptom frequency, daily-life impact, and suggests treatment approach.

simple

Colonoscopy Prep Calculator

Calculate bowel preparation solution volumes, split-dose timing, and evaluate prep quality with the Boston Bowel Preparation Scale (BBPS).

simple

Bristol Stool Scale Calculator

Classify stool form on the Bristol Stool Scale (types 1–7), estimate colonic transit time, and screen for functional constipation or diarrhea criteria.

simple

FODMAP Elimination Planner Calculator

Plan a low-FODMAP diet protocol with elimination, reintroduction, and personalization phases. Estimates symptom improvement and creates a challenge schedule.

simple

Liver Fibrosis Score (FIB-4) Calculator

Calculate the FIB-4 index for non-invasive liver fibrosis assessment using age, AST, ALT, and platelet count. Includes APRI score and NAFLD-specific cutoffs.

simple

Celiac Probability Score Calculator

Estimate pre-test probability of celiac disease from symptoms, serology (tTG-IgA, EMA), and risk factors. Includes no-biopsy pathway eligibility assessment.

simple

IBD Activity Score Calculator

Calculate Crohn's Disease Activity Index (CDAI) from symptoms, lab values, and physical exam findings. Classifies remission, mild, moderate, and severe disease.

simple

Pancreatic Enzyme Dosing Calculator

Calculate pancreatic enzyme replacement therapy (PERT) lipase dosing by weight and fat intake. Includes capsule counts, safety limits, and monthly supply estimates.

simple