Southern medical journal
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Southern medical journal · Mar 2007
Comparative StudyElevated red cell distribution width in the diagnosis of thrombotic thrombocytopenic purpura in patients presenting with anemia and thrombocytopenia.
To determine if red cell distribution width (RDW) is elevated in thrombotic thrombocytopenic purpura (TTP) and to evaluate the sensitivity and specificity of such elevation in the diagnosis of TTP. ⋯ TTP should be suspected in patients presenting with unexplained anemia and thrombocytopenia with an RDW > or = 18%.