Posttransfusion Purpura

Posttransfusion purpura is an increasingly rare complication of blood transfusion. It is characterized by an acute episode of severe thrombocytopenia occurring about a week after a transfusion in HPA-1a negative women who have been alloimmunized by pregnancy. Although the thrombocytopenia resolves s...

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Bibliographic Details
Main Author: Murphy, M
Format: Book section
Published: John Wiley and Sons 2013
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author Murphy, M
author_facet Murphy, M
author_sort Murphy, M
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description Posttransfusion purpura is an increasingly rare complication of blood transfusion. It is characterized by an acute episode of severe thrombocytopenia occurring about a week after a transfusion in HPA-1a negative women who have been alloimmunized by pregnancy. Although the thrombocytopenia resolves spontaneously within a few weeks, haemorrhage is common and sometimes severe. High-dose intravenous immunoglobulin (IVIgG) (2 g/kg given over 2 or 5 days) is the current treatment of choice to shorten the duration of thrombocytopenia, with responses in about 85% of cases. The pathophysiology remains uncertain. Universal leucocyte reduction of blood components in the UK has resulted in a marked reduction in the number of reported cases. This edition first published 2013 © 2001, 2005, 2009, 2013 John Wiley and Sons Ltd.
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spelling oxford-uuid:2933ea93-cf46-467e-b393-ec0082f70e0f2022-03-26T12:17:47ZPosttransfusion PurpuraBook sectionhttp://purl.org/coar/resource_type/c_3248uuid:2933ea93-cf46-467e-b393-ec0082f70e0fSymplectic Elements at OxfordJohn Wiley and Sons2013Murphy, MPosttransfusion purpura is an increasingly rare complication of blood transfusion. It is characterized by an acute episode of severe thrombocytopenia occurring about a week after a transfusion in HPA-1a negative women who have been alloimmunized by pregnancy. Although the thrombocytopenia resolves spontaneously within a few weeks, haemorrhage is common and sometimes severe. High-dose intravenous immunoglobulin (IVIgG) (2 g/kg given over 2 or 5 days) is the current treatment of choice to shorten the duration of thrombocytopenia, with responses in about 85% of cases. The pathophysiology remains uncertain. Universal leucocyte reduction of blood components in the UK has resulted in a marked reduction in the number of reported cases. This edition first published 2013 © 2001, 2005, 2009, 2013 John Wiley and Sons Ltd.
spellingShingle Murphy, M
Posttransfusion Purpura
title Posttransfusion Purpura
title_full Posttransfusion Purpura
title_fullStr Posttransfusion Purpura
title_full_unstemmed Posttransfusion Purpura
title_short Posttransfusion Purpura
title_sort posttransfusion purpura
work_keys_str_mv AT murphym posttransfusionpurpura