| 释义 |
DictionarySeeplateletpheresisEncyclopediaSeeplateletplatelet transfusion
platelet transfusion The administration of platelets to ↑ platelet concentration in the circulation. See Platelet antigens. Platelet transfusion guidelines Platelet count–PC < 20 x 109/L–US: < 20 000/mm3 PC < 40 x 109/L in active hemorrhage PC < 50 x 109/L in neonates, or Pts with documented coagulopathies, recurrent fever, severe infections or receiving drugs that cause platelet dysfunction PC < 100 x 109/L before 'bloody' surgery, eg cardiopulmonary bypass or < 48 hrs after surgery Bleeding time > twice upper limit of normal For transfusing one unit of random-donor platelets/10 kg body weight/24 hrs
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