Primary hemostasis

病理缺陷- Thrombocytopenia, vascular defect(Senile purpura), 牙齦出血

Lab- Bleeding time(可以用PFA-100測)

1.Vasoconstriction

2.Platelet adhesion- Collagen結合GP Ia, vWF結合GP Ib

3.Platelet activation- Platelet分泌TXA2, ADP

4.Platelet aggregation- 表現GPIIb/IIIa→ fibrinogen

Published by Steve Johnson

I am a doctor who like to organise knowledges and share ideas with others. As a doctor, a lot of knowledges influx everyday and need some patient to organise and absorb. Here was my notes to share with you and hope to save your time to know it.

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