Thrombotic thrombocytopenic purpura: Difference between revisions

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In [[medicine]] and [[hematology]], '''thrombotic thrombocytopenic purpura''' ('''TTP''') is "an acquired, congenital, or familial disorder caused by [[platelet aggregation]] with [[thrombosis]] in terminal arterioles and capillaries. Clinical features include [[thrombocytopenia]]; [[hemolytic anemia]]; [[azotemia]]; [[fever]]; and thrombotic microangiopathy. The classical form also includes neurological symptoms and end-organ damage, such as [[renal failure]]."<ref>{{MeSH}}</ref>
In [[medicine]] and [[hematology]], '''thrombotic thrombocytopenic purpura''' ('''TTP''') is "an acquired, congenital, or familial disorder caused by [[platelet aggregation]] with [[thrombosis]] in terminal arterioles and capillaries. Clinical features include [[thrombocytopenia]]; [[hemolytic anemia]]; [[azotemia]]; [[fever]]; and thrombotic microangiopathy. The classical form also includes neurological symptoms and end-organ damage, such as [[renal failure]]."<ref>{{MeSH}}</ref>


Patients with primary TTP may have low von Willebrand factor-degrading protease (ADAMTS13 protein) which allows thrombi due to von Willebrand factor (vWF).<ref name="pmid20032506">{{cite journal| author=Hovinga JA, Vesely SK, Terrell DR, Lämmle B, George JN| title=Survival and relapse in patients with thrombotic thrombocytopenic purpura. | journal=Blood | year= 2010 | volume= 115 | issue= 8 | pages= 1500-11; quiz 1662 | pmid=20032506  
Patients with primary TTP may have low von Willebrand factor-degrading protease (ADAMTS13 protein), an [[ADAM Protein]].<ref name="pmid20032506">{{cite journal| author=Hovinga JA, Vesely SK, Terrell DR, Lämmle B, George JN| title=Survival and relapse in patients with thrombotic thrombocytopenic purpura. | journal=Blood | year= 2010 | volume= 115 | issue= 8 | pages= 1500-11; quiz 1662 | pmid=20032506  
| url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=clinical.uthscsa.edu/cite&retmode=ref&cmd=prlinks&id=20032506 | doi=10.1182/blood-2009-09-243790 }} </ref>
| url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=clinical.uthscsa.edu/cite&retmode=ref&cmd=prlinks&id=20032506 | doi=10.1182/blood-2009-09-243790 }} </ref> This deficiency allows thrombi due to von Willebrand factor (vWF)


==References==
==References==
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Revision as of 20:27, 25 September 2013

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In medicine and hematology, thrombotic thrombocytopenic purpura (TTP) is "an acquired, congenital, or familial disorder caused by platelet aggregation with thrombosis in terminal arterioles and capillaries. Clinical features include thrombocytopenia; hemolytic anemia; azotemia; fever; and thrombotic microangiopathy. The classical form also includes neurological symptoms and end-organ damage, such as renal failure."[1]

Patients with primary TTP may have low von Willebrand factor-degrading protease (ADAMTS13 protein), an ADAM Protein.[2] This deficiency allows thrombi due to von Willebrand factor (vWF)

References