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Abstract: Myelodysplastic syndrome (MDS) is a heterogeneous group of clonal disorders of bone marrow characterized by peripheral blood cytopenia and can progress to leukeamia.The clinical course of patients with MDS is characterized by wide variability reflecting the underlying genetic and biological heterogeneity of the disease.Diagnosis is currently based on the presence of peripheral blood cytopenias,peripheral blood and bone marrow dysplasia/blasts,and clonal cytogenetic abnormalities.Incomplete understanding of disease pathogenesis,the inherent biological complexity of MDS and the presence of poor performance status in the typical older patients with MDS,have been major impediments to development of effective novel therapies.In this review,we will discuss recent advances in our collective understanding of the pathogenesis,diagnosis classification and risk assessment of MDS.
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Key words:
- melodysplastic syndrome /
- pathogenesis /
- diagnosis classification /
- risk assessment
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