Free cardiovascular calculators for RCIS study and the cath lab — cardiac output, cardiac index, stroke volume, shock index, mean arterial pressure, aortic valve area, QTc, BSA, and contrast dose. Every tool shows the formula and normal values.
Cardiac output & index from the Fick principle.
Open calculator →CI from cardiac output and BSA, with normal ranges.
Open calculator →Stroke volume & index from output and heart rate.
Open calculator →HR ÷ SBP, an early marker of instability.
Open calculator →MAP from systolic and diastolic BP.
Open calculator →Continuity, Gorlin & Hakki equations.
Open calculator →RCRI perioperative cardiac risk score.
Open calculator →Bazett & Fridericia corrected QT interval.
Open calculator →Rate from ECG boxes (300 & 1500 methods).
Open calculator →SVR & PVR from pressures and output.
Open calculator →Mosteller BSA from height and weight.
Open calculator →Cigarroa max contrast estimate.
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