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Medicine

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Hematology

Question
7 out of 16
 

All of the following can cause megakaryocytic thrombocytopenia, except- (AIIMS Nov 2010)



A Idiopathic thrombocytopenic purpura

B Systemic lupus erythematosus

C Aplastic anemia

D Disseminated intravascular coagulation (DIC)

Ans. C

Aplastic anemia

Aplastic anemia will have …

1. Amegakaryocytic thrombocytopenia IS due to Bone marrow defect so no megakaryocyte is produced ..e.g. Aplastic anemia/Myelofibrosis/ chemo therapy/radiotherapy…

2. Megakaryocytic thrombocytopenia –is due to platelet destruction in peripheral blood and so bone marrow will form megakaryocytes in excess…e.g. DIC /HUS/TTP/ITP….

Hematology Flashcard List

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