Development of inhibitors in haemophilia
Autor: | D. Savescu, L. Pop, L. Ritli, D. Mihailov, C. Petrovanu, E. Ursu, H. Ionita, V. Uscatescu, Margit Serban, A. Cucuianu, P. Stancu, Wolfgang Schramm, D. Baghiu, S. Talpos-Niculescu |
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Rok vydání: | 2011 |
Předmět: | |
Zdroj: | Hämostaseologie. 31:S20-S23 |
ISSN: | 2567-5761 0720-9355 |
Popis: | SummaryA number of 513 consecutive patients (494-haemophilia A and 19-haemophilia B) from eight haemophilia treatment centers have been investigated with Bethesda assay for the presence of factor VIII or IX inhibitors. The overall prevalence of inhibitors was 15.20%, 18.48% in severe, 5.60% in moderate and 12.24% in mild forms. The prevalence was higher than reported in most of the western countries. The age at start of substitution (p = 0.9775), the frequent switching of factor concentrates (p = 0.8931) were not relevant factors for the development of inhibitors. It is worth to be mentioned the unexpectedly occurrence of inhibitors in prior inhibitor negative (6/72) patients (during surgical interventions) probably due to their previous scarce substitution, occurrence which seems not being connected with the continuous infusion modality of factor VIII administration (p = 0.8341). In controversial situations, in the field of low titer (≤1 BU/ml) inhibitors for a reliable interpretation of the results the performance of recovery index and half-life time assessment of FVIII/IX was undertaken. |
Databáze: | OpenAIRE |
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