Hi Kim,
Having a subclinical PNH clone is not too unusual in AA and should not be concerning. It is thought to be an indicator that the bone marrow failure is immune mediated.
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55 yo female, dx 9/08, AA/hypo-MDS, subclinical PNH, ATG/CsA 12/08, partial response. small trisomy 6 clone, low-dose cyclosporine dependent
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