https://idwiki.org/index.php?action=history&feed=atom&title=Post-transfusion_purpuraPost-transfusion purpura - Revision history2026-05-13T00:16:45ZRevision history for this page on the wikiMediaWiki 1.43.8https://idwiki.org/index.php?title=Post-transfusion_purpura&diff=8766&oldid=prevAidan: Created page with "== Background == * Caused by transfusion of platelet antigen positive blood product to a patient who is antigen negative ** Most commonly HPA-1a positive product to an HPA-1a..."2022-02-11T21:22:38Z<p>Created page with "== Background == * Caused by transfusion of platelet antigen positive blood product to a patient who is antigen negative ** Most commonly HPA-1a positive product to an HPA-1a..."</p>
<p><b>New page</b></p><div>== Background ==<br />
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* Caused by transfusion of platelet antigen positive blood product to a patient who is antigen negative<br />
** Most commonly HPA-1a positive product to an HPA-1a negative patient<br />
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== Clinical Manifestations ==<br />
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* Onset about 9 days after transfusion (range 1 to 24 days)<br />
* Severe thrombocytopenia, usually below 10<br />
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== Diagnosis ==<br />
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* Testing patient for platelet specific antibodies<br />
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== Management ==<br />
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* [[IVIg]] 1 g/kg daily for 2 days<br />
** Response usually seen by 4 days<br />
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[[Category:Hematology]]</div>Aidan