transfusion requirement
The documented need for blood product administration in trauma patients, often used as a marker of injury severity and hemorrhage.
Full Definition
Transfusion requirement refers to the clinical need for blood product administration in trauma patients, serving as both a therapeutic intervention and a marker of injury severity. This encompasses red blood cells, platelets, plasma, and cryoprecipitate given during the acute trauma phase. The volume and timing of transfusion requirements are critical indicators used in trauma scoring systems and research studies. Massive transfusion protocols are activated when transfusion requirements exceed specific thresholds. Documentation must include the type, volume, and timing of all blood products administered. Transfusion requirements are also used retrospectively to assess the accuracy of initial triage decisions and the effectiveness of hemorrhage control measures.
Usage
Usage note: Always specify the type and volume of blood products when documenting transfusion requirements.
In Context
- "The patient's transfusion requirement totaled 8 units of packed red blood cells within the first 24 hours." — trauma registry entry
- "Early recognition of transfusion requirement is essential for activating massive transfusion protocols." — clinical guideline