Catalog
Refractory anaemia with ring sideroblasts
Link to WHO Definition
Refractory anaemia with ring sideroblasts – http://id.who.int/icd/entity/1793160341
A myelodysplastic syndrome characterised by an anaemia in which 15% or more of the erythroid precursors are ringed sideroblasts. The ring sideroblast is an erythroid precursor in which one third or more of the nucleus is encircled by granules which are positive for iron stain.