Blood Loss Calculator

Free calculate allowable blood loss (ABL) for surgery. This is an educational tool only - always consult a healthcare provider.

Patient Information

Typical minimum: 7-10 g/dL depending on patient

Results

Enter patient information to calculate allowable blood loss

Important Disclaimer

  • • This calculator is for educational purposes only
  • • Always consult a healthcare provider for medical decisions
  • • Individual patient factors may require different thresholds
  • • Clinical judgment is essential in determining safe blood loss