重度贫血者输血时速度宜缓慢。
When specific weight anemia blood transfusion speed suitable slow.
目的：探讨重度贫血的病因。
结果1例极重度贫血合并心功能不全患者，术后因心功能衰竭死亡。
Results 1 cases with severe anemia associated with heart function insufficiency died from heart failure after operation.
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