Abstract:Thrombotic thrombocytopenic purpura (TTP) is an acute, life-threatening syndrome typically characterized by thrombocytopenia and microangiopathic hemolytic anemia (MAHA). Both genetic and idiopathic TTP are caused by deficient activity of the serine protease ADAMTS-13, allowing its normal substrate, von Willebrand factor, to polymerize and bind platelets under high sheer conditions. Autoimmune TTP is typically treated by plasmapheresis and corticosteroids. Here, we describe a 69-year-old patient presenting wit… Show more
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