Liberal blood transfusion in traumatic brain injury: does it help?

Underpowered HEMOTION trial still suggests benefit

When deciding whether to transfuse red blood cells to critically ill patients with anemia, less is more, generally speaking.

Because transfusion can be harmful, current practice is to usually restrict it in the ICU to patients with hemoglobin less than 7 g/dL. Some patients, though (e.g., those with significant coronary artery disease), may benefit from …