First transfusion of cold-stored low-titer group O whole blood in the French armed forces.

This case report of a bleeding combat casualty, transfused with cold-stored low-titer group O whole blood for the first time in the French Armed Forces, emphasizes two important points: the importance of clinical assessment in the management of a bleeding patient with hemorrhagic shock and the feasibility of early massive transfusion using cold-stored low-titer group O whole blood.