Cardiac Output Calculator
Calculate cardiac output (CO) and cardiac index (CI) from heart rate, stroke volume, and body surface area.
How to Use
- Enter heart rate in bpm and stroke volume in mL.
- Enter body surface area (BSA) in m² if known.
- Click Calculate to see cardiac output and cardiac index.
Use Cases
- •ICU hemodynamic monitoring.
- •Heart failure management.
- •Anesthesia and perioperative care.
Formula
CO (L/min) = Heart Rate × Stroke Volume / 1000. CI (L/min/m²) = CO / BSA.
Frequently Asked Questions
What is a normal cardiac output?
Normal cardiac output is 4–8 L/min at rest. Values below 4 L/min suggest low cardiac output states.
What is the cardiac index?
The cardiac index adjusts CO for body size using body surface area. Normal CI is 2.2–4.0 L/min/m².
Disclaimer
For educational purposes only. Does not replace professional medical evaluation.