Clinical tools
Cardiology Calculators
Cardiology calculators include population-specific cardiovascular risk models, acute and perioperative scores, atrial-fibrillation risk-factor scores, exercise-test scoring, QT correction, pressure and Fick flow arithmetic, and a same-record Lipid Panel workspace.
Preserve each model's population, endpoint, time horizon, measurement method, and clinical question; a percentage or point total is not portable between models.
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Matching clinical tools
CVD RiskASCVD Risk Calculator – AHA PREVENTEstimate 10-year and age-eligible 30-year risk of a first ASCVD event with the corrected AHA PREVENT base equations.CVD RiskFramingham Risk Score Calculator (2008 General CVD)Calculate the 2008 lipid-based Framingham Risk Score for 10-year General CVD in adults aged 30–74 without established cardiovascular disease.Chest Pain / ACSHEART Score Calculator for Chest PainCalculate the classic HEART Score from clinician-assessed history, interpreted ECG, age, risk factors, and the initial same-assay troponin result.Chest Pain / ACSTIMI UA/NSTEMITIMI Risk Score Calculator for UA/NSTEMICalculate the classic seven-item TIMI UA/NSTEMI score with a complete point audit and the original 14-day composite-event source bin.Chest Pain / ACSGRACE Score Calculator for ACS Risk & MortalityEstimate GRACE 2.0 in-hospital and one-year ACS risk from the standard eight inputs, with the historical Classic GRACE 1.0 point score retained separately.PerioperativeRevised Cardiac Risk Index (RCRI) CalculatorCalculate the original six-item Lee RCRI point score and class for adult preoperative assessment before noncardiac surgery, with source-specific limitations.Atrial FibrillationClassic CHA₂DS₂-VASc Score CalculatorCalculate the classic 2010 CHA₂DS₂-VASc risk-factor point total for adults with clinician-established atrial fibrillation or atrial flutter.Atrial FibrillationHAS-BLED Bleeding Risk Calculator for Atrial FibrillationCalculate the original HAS-BLED 0–9 bleeding-risk-factor score for adults with established atrial fibrillation, with exact criteria and current guideline limits.ECG / ExerciseDuke Treadmill Score CalculatorCalculate the historical Duke Treadmill Score from standard Bruce equivalent exercise time, maximal ST-segment deviation, and the treadmill angina index.ECG / ExerciseQTc Calculator – Bazett, Fridericia, Framingham & HodgesCompare four fixed heart-rate correction formulas from a measured QT interval and representative heart rate, with ECG measurement and interpretation limits.HemodynamicsMean Arterial Pressure (MAP) CalculatorCalculate conventional mean arterial pressure from one paired systolic and diastolic blood-pressure reading, with pulse pressure and a transparent formula audit.HemodynamicsFick CO & CIFick Cardiac Output & Cardiac Index CalculatorCalculate Fick cardiac output from oxygen consumption and arterial–mixed-venous oxygen data, with optional cardiac index, stroke volume, SVI, and a complete calculation audit.LipidsLDL Cholesterol & Lipid Panel CalculatorCalculate Sampson/NIH LDL-C, non-HDL cholesterol and lipid ratios from one same-unit panel, with a labeled Friedewald comparison or reported-LDL provenance.
Important limits
- Risk scores, lipid ratios, and Fick-derived flow values do not establish a diagnosis or measure the causal benefit of a treatment change.
- These tools do not recommend anticoagulation, medication, procedures, referral, or discharge.