Oxygen Content (CaO2/CvO2)

Name: Oxygen Content (CaO2/CvO2)
Creator: Daniel Diaz-Gil, MD
Keywords: oxygen content, CaO2, CvO2, arterial oxygen content, venous oxygen content, AV difference, arteriovenous oxygen difference, hemoglobin, cardiac catheterization

Calculates arterial and venous oxygen content and arteriovenous oxygen difference

Clinically Verified· 5 tests

For educational and informational purposes only. Verify all results before clinical application.

Hemoglobin *

g/dL

Arterial O2 Saturation (SaO2) *

Systemic arterial oxygen saturation (%)

Arterial PO2 (PaO2) *

mmHg

Partial pressure of oxygen in arterial blood (mmHg)

Venous O2 Saturation (SvO2) *

Mixed venous oxygen saturation (%)

Venous PO2 (PvO2) *

mmHg

Partial pressure of oxygen in mixed venous blood (mmHg)

References

Grossman W, Baim DS. Cardiac Catheterization, Angiography, and Intervention. 8th ed. Lippincott Williams & Wilkins; 2014.

Reviewed by Daniel Diaz-Gil, MD · Last updated March 2026

Medical disclaimer

This tool is for educational and informational purposes only. It is not a substitute for professional clinical judgment. Always independently verify results before making clinical decisions.

Professional Resources — Tools used by pediatricians for oxygen content calculation

Grossman's Cardiac Catheterization HandbookEssential hemodynamic assessment and cath lab reference~$70via Amazon Hemodynamic Rounds, KernCase-based hemodynamic interpretation for the cath lab~$70via Amazon Park's Pediatric Cardiology for Practitioners, 7th EdComprehensive reference for pediatric cardiology evaluation and management~$95via Amazon