During a platelet transfusion, a patient develops abrupt high fever, rigors, and hypotension. What laboratory action is most important in evaluating possible bacterial contamination?

• 1 Return the component to routine inventory
• 2 Warm the component and resume transfusion
• 3 Perform only an indirect antiglobulin test
• 4 Culture the patient and residual component according to the transfusion-reaction protocol ✓ 정답

학습 참고용입니다. 실제 임상은 최신 지침과 소속 기관 프로토콜을 따르세요.