Work out animal blood transfusion volume instantly with clear inputs, formula shown and shareable results.
Applies the standard veterinary transfusion formula, using species-specific blood volume factors and an assumed donor packed cell volume of 40 percent.
Veterinary transfusion volume
Volume (mL) = species factor (90 dog, 60 cat) x weight (kg) x (target PCV - current PCV) / donor PCV
Educational estimate only. Not a substitute for professional clinical judgement, and must not be used to make treatment or dosing decisions.
Yes. Cats have naturally occurring alloantibodies, so blood typing is essential even for a first transfusion.
Slowly for the first 15 to 30 minutes while watching for reactions, then completed within four hours.