This document discusses blood transfusion, including indications, contraindications, types of blood components, preparation, nursing management, and risks. Blood transfusion is used to replace lost blood volume or components, and is indicated for anemia, bleeding disorders, major surgeries or trauma. Types of blood components include whole blood, packed red blood cells, platelets, and fresh frozen plasma. Nursing management involves preparing supplies, checking physician orders and blood compatibility, monitoring the patient during transfusion, and treating any potential complications. Risks include acute and delayed transfusion reactions with symptoms like hives, fever or pain.