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Paroxysmal nocturnal hemoglobinuria

View larger version (16K): [in this window] [in a new window]   Figure 1. Flow cytometric demonstration of the absence of CD59 on erythroid cells has become the standard by which PNH is diagnosed. This is a single parameter histogram which demonstrates 3 populations of erythrocytes in a patient with PNH. Type I cells are normal residual erythroyctes. Type III cells are PNH cells with complete deficiency of CD59 while Type II cells are PNH cells with partial deficiency.

View larger version (139K): [in this window] [in a new window]   Figure 2. The appearance of the marrow in PNH can be variable. In this patient with significant hemolysis, the marrow is hypercellular with erythroid hyperplasia.

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This Article Figures Only Services Similar articles in this journal Alert me to new content in the Image Bank Download to citation manager Citing Articles Citing Articles via Google Scholar Google Scholar Articles by Maslak, P. Search for Related Content PubMed Articles by Maslak, P. Related Collections Hemolytic Disorders Related Image Bank Image Sets Related ASH Education Book Articles Social Bookmarking                   What's this?