Medical Calculators

Calculate the Absolute Neutrophil Count (ANC) from CBC lab values with visual gauge, NCI toxicity grading, step-by-step calculation breakdown, and clinical interpretation for neutropenia assessment.

Score a newborn on the five APGAR signs - Appearance, Pulse, Grimace, Activity and Respiration. Pick a plain-language option for each and see the total out of 10, the interpretation band and guidance for the 1, 5 and 10 minute checks.

Predict possible blood types of offspring based on the blood types of both parents using ABO and Rh factor genetics. See Punnett square analysis and probability breakdown.

Calculate body surface area (BSA) using 5 medical formulas including Du Bois, Mosteller, Haycock, Gehan-George, and Boyd. Features step-by-step calculations, formula comparison, and drug dosing applications.

Calculate your BUN to creatinine ratio with instant clinical interpretation, visual kidney health indicators, and comprehensive analysis of what your results mean for kidney function.

Calculate creatinine clearance (CrCl) using the Cockcroft-Gault equation. Supports actual, ideal, and adjusted body weight calculations for accurate drug dosing guidance. Includes CKD stage classification and step-by-step formula breakdown.

Calculate the Fractional Excretion of Sodium (FENa) with step-by-step formula breakdown, clinical interpretation, and visual diagnosis guide for acute kidney injury assessment.

Calculate estimated glomerular filtration rate using the CKD-EPI 2021, CKD-EPI 2009, MDRD and Cockcroft-Gault equations. See your CKD stage, compare the results across formulas, and get kidney health context for each.

Calculate the Glasgow Coma Scale score from eye-opening, verbal and motor responses. Get the total (3-15), the E-V-M notation, a colour-coded severity gauge and an interpretation, for adult and paediatric scales plus the NT modifier.

Calculate and convert between HbA1c percentage and average blood glucose levels in mg/dL or mmol/L. Essential tool for diabetes management and monitoring.

Estimate your 10-year risk of atherosclerotic cardiovascular disease with the ACC/AHA Pooled Cohort Equations. Calculate your heart age, see how each risk factor contributes, and get suggestions for lowering your cardiovascular risk.

Calculate relative risk from a 2x2 contingency table. Get confidence intervals, absolute risk reduction, number needed to treat, attributable risk and step-by-step solutions with visuals for clinical and epidemiological studies.

Calculate the Wells score for the clinical pretest probability of deep vein thrombosis and pulmonary embolism. Switch between DVT and PE criteria, tick the risk factors, and get a running score with three-tier and two-tier interpretations.