Health & Medical

Blood Type Compatibility Guide

Blood type compatibility is critical for safe transfusions. ABO and Rh (positive/negative) factors must match between donor and recipient. This guide includes a full compatibility matrix and a quick lookup tool for any donor-recipient pair.

Quick Compatibility Check

Donor: Recipient:

Full Compatibility Matrix

Rows = Recipient blood type. Columns = Donor blood type. ✓ = Compatible.

Note: This chart applies to red blood cell transfusions. Plasma and platelet compatibility rules differ. Always consult a medical professional for actual transfusion decisions. AB+ is the universal recipient for RBCs; O- is the universal donor.