Clinical & Lab Medicine calculators

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Clinical & Lab Medicine

Iron Deficit Calculator — Ganzoni Formula

Estimate total iron deficit using the Ganzoni formula for educational IV iron planning discussions.

Source-mapped educational formula Source-mapped educational formula 3 sources

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Clinical & Lab Medicine

Corrected Calcium Calculator

Estimate albumin-corrected total calcium using conventional or SI units, with ionized-calcium caveats.

Source-mapped educational formula Source-mapped educational formula 3 sources

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Clinical & Lab Medicine

Ideal Body Weight Calculator — Devine Formula

Calculate ideal body weight using the Devine formula for medication-dosing education and clinical reference.

Source-mapped educational formula Source-mapped educational formula 2 sources

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Clinical & Lab Medicine

Adjusted Body Weight Calculator

Calculate adjusted body weight from actual weight, ideal body weight, and a correction factor for clinical dosing reference.

Source-mapped educational formula Source-mapped educational formula 2 sources

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Clinical & Lab Medicine

Body Surface Area Calculator — Mosteller Formula

Estimate body surface area from height and weight using the Mosteller formula.

Source-mapped educational formula Established clinical formula 2 sources

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Clinical & Lab Medicine

eGFR Calculator — CKD-EPI 2021 Creatinine Equation

Estimate adult eGFR using the 2021 CKD-EPI creatinine equation without race coefficient.

Source-mapped educational formula Guideline-supported kidney function estimate 3 sources

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Clinical & Lab Medicine

Creatinine Clearance Calculator — Cockcroft-Gault

Estimate adult creatinine clearance using the Cockcroft-Gault equation.

Source-mapped educational formula Classic clinical pharmacokinetic estimate 2 sources

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Clinical & Lab Medicine

Anion Gap Calculator

Calculate serum anion gap with optional potassium inclusion and albumin correction.

Source-mapped educational formula Established acid-base formula 2 sources

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Clinical & Lab Medicine

Corrected Sodium Calculator for Hyperglycemia

Estimate corrected sodium in hyperglycemia using common 1.6 or 2.4 mEq/L correction factors.

Source-mapped educational formula Common electrolyte correction formula 2 sources

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Clinical & Lab Medicine

Serum Osmolality Calculator

Calculate estimated serum osmolality from sodium, glucose, and BUN.

Source-mapped educational formula Established lab calculation 2 sources

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Clinical & Lab Medicine

BUN/Creatinine Ratio Calculator

Calculate the BUN-to-creatinine ratio for kidney and hydration context discussions.

Source-mapped educational formula Common lab ratio 2 sources

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Clinical & Lab Medicine

Mean Arterial Pressure Calculator

Estimate mean arterial pressure from systolic and diastolic blood pressure.

Source-mapped educational formula Established vital-sign calculation 2 sources

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Clinical & Lab Medicine

QTc Calculator — Bazett, Fridericia, Framingham, Hodges

Calculate corrected QT interval from QT duration and heart rate using common correction formulas.

Source-mapped educational ECG calculator Established ECG correction formulas 2 sources

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Clinical & Lab Medicine

CHA₂DS₂-VASc Score Calculator

Estimate CHA₂DS₂-VASc stroke risk score components for people with atrial fibrillation.

Source-mapped clinical score for education Guideline-referenced AF stroke-risk score 2 sources

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Clinical & Lab Medicine

HAS-BLED Score Calculator

Estimate HAS-BLED bleeding risk score components in atrial fibrillation anticoagulation review.

Source-mapped clinical score for education Validated AF bleeding-risk score 2 sources

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Clinical & Lab Medicine

Wells Score Calculator for DVT

Calculate the two-level Wells score for suspected deep vein thrombosis.

Source-mapped clinical pretest-probability score Guideline-referenced diagnostic pathway score 2 sources

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Clinical & Lab Medicine

CURB-65 Pneumonia Severity Calculator

Calculate CURB-65 score for community-acquired pneumonia severity screening in adults.

Source-mapped adult CAP severity score Guideline-referenced pneumonia severity score 2 sources

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Clinical & Lab Medicine

HbA1c to Average Glucose Converter

Convert HbA1c percentage to estimated average glucose in mg/dL and mmol/L using the ADA ADAG relationship.

Activated — ADA ADAG formula ADA ADAG formula converter 2 sources

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Clinical & Lab Medicine

LDL Friedewald Calculator

Estimate LDL cholesterol from total cholesterol, HDL, and triglycerides using the Friedewald equation, with triglyceride-limit warnings.

Activated — Friedewald LDL estimate Classic lipid formula with known limitations 2 sources

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Clinical & Lab Medicine

Non-HDL Cholesterol Calculator

Calculate non-HDL cholesterol from total cholesterol and HDL, with conservative interpretation notes for cardiovascular-risk discussions.

Activated — non-HDL cholesterol formula Standard lipid-panel derived value 2 sources

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Clinical & Lab Medicine

Transferrin Saturation Calculator

Calculate transferrin saturation percentage from serum iron and TIBC, with conservative iron-deficiency and overload context notes.

Activated — serum iron/TIBC formula Standard iron studies calculation 2 sources

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Clinical & Lab Medicine

Reticulocyte Index Calculator

Calculate corrected reticulocyte percentage and reticulocyte production index using hematocrit-adjusted anemia response logic.

Activated — corrected reticulocyte/RPI formula Common hematology interpretation formula 2 sources

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