Clinical Medicine
Medical calculators for clinical decision-making — dosing, scoring systems, risk assessment, and diagnostic tools used by healthcare professionals.
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IV Drip Rate Calculator
Calculate drops per minute and mL per hour for IV fluid administration based on volume, time, and drop factor.
Drug Dosage by Weight Calculator
Calculate medication dosage based on patient weight (mg/kg), dosing frequency, and drug concentration.
Pediatric Dosing Calculator
Calculate age- and weight-adjusted medication doses for children using Young's, Clark's, and Fried's rules.
Creatinine Clearance Calculator
Calculate creatinine clearance using the Cockcroft-Gault equation for renal function assessment and drug dose adjustment.
APACHE II Score Calculator
Calculate the APACHE II (Acute Physiology and Chronic Health Evaluation) score for ICU mortality prediction.
Glasgow Coma Scale Calculator
Calculate the Glasgow Coma Scale (GCS) score from eye, verbal, and motor responses for assessing consciousness level.
MELD Score Calculator
Calculate the Model for End-Stage Liver Disease (MELD) score to assess severity of chronic liver disease and transplant priority.
CHA₂DS₂-VASc Score Calculator
Calculate the CHA₂DS₂-VASc score for stroke risk stratification in atrial fibrillation patients.
Wells Score for DVT Calculator
Calculate the Wells score for deep vein thrombosis (DVT) probability assessment using clinical criteria.
Wells Score for PE Calculator
Calculate the Wells score for pulmonary embolism (PE) probability using clinical prediction criteria.
CURB-65 Pneumonia Severity Calculator
Calculate the CURB-65 score for community-acquired pneumonia severity and disposition guidance.
HEART Score Calculator
Calculate the HEART score for early risk stratification of chest pain patients in the emergency department.
Parkland Formula for Burns Calculator
Calculate IV fluid resuscitation requirements for burn patients using the Parkland (Baxter) formula.
Corrected Calcium Calculator
Calculate albumin-corrected serum calcium to account for hypoalbuminemia using the standard correction formula.
Anion Gap Calculator
Calculate the serum anion gap and delta-delta ratio for metabolic acidosis workup and acid-base disorder classification.
A-a Gradient Calculator
Calculate the alveolar-arterial (A-a) oxygen gradient to evaluate oxygenation and differentiate causes of hypoxemia.
Fractional Excretion of Sodium (FENa) Calculator
Calculate the fractional excretion of sodium to differentiate prerenal from intrinsic renal causes of acute kidney injury.
Body Surface Area (BSA) Calculator
Calculate body surface area using Mosteller, DuBois, Haycock, and Gehan-George formulas for drug dosing and clinical assessments.
Corrected QT Interval (QTc) Calculator
Calculate the corrected QT interval using Bazett, Fridericia, Framingham, and Hodges formulas from QT interval and heart rate.
Pregnancy Wheel Calculator
Calculate gestational age, estimated due date, and trimester from the last menstrual period (LMP) using Naegele's rule.
APGAR Score Calculator
Calculate the APGAR score at 1 and 5 minutes after birth to assess newborn vitality using appearance, pulse, grimace, activity, and respiration.
Bishop Score Calculator
Calculate the Bishop score to assess cervical readiness for labor induction based on dilation, effacement, station, consistency, and position.
Framingham Risk Score Calculator
Calculate the 10-year cardiovascular disease risk using the Framingham Risk Score based on age, cholesterol, blood pressure, smoking, and diabetes.
ASCVD Risk Calculator
Calculate the 10-year atherosclerotic cardiovascular disease (ASCVD) risk using the ACC/AHA pooled cohort equations.
HAS-BLED Score Calculator
Calculate the HAS-BLED score to estimate the risk of major bleeding in patients on anticoagulation for atrial fibrillation.