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Calculators

AppreciateOnline

Core Calculations

Essential pre-bypass planning and setup.

CPB Risk Scoring

EuroSCORE II & STS risk models

Flow Calculator

Calculate flow from BSA or weight

Hemodilution

Post-prime HCT & blood needed

Cannula Size Selector

Suggest sizes based on weight

On-Bypass Management

Calculations for managing the patient during CPB.

Anticoagulation

Initial dose, target ACT & reversal

Cardioplegia Calcs

Dose volumes & Calafiore CPG

Oxygenation Calculator

O₂ Content, Delivery & VO₂

Gas Adjustments

Adjust FiO₂ & Sweep Gas

Advanced Metrics & General Tools

Post-bypass analysis and general clinical calculations.

Circuit Resistance

Calculate resistance from pressures

Oxygenator Efficiency

Assess O₂ transfer efficiency

Blood Gas Interpreter

Analyze acid-base balance

Electrolyte Correction

Bicarb & Potassium deficits

Cardiac Output (Fick)

Assess CO and shock states

Drug Calculations

Dilutions & infusion rates

References

Documentation for all formulas used in the app.

Formula References

A complete list of all formulas used