World Health Organization · 2026-01 · English
Myelodysplastic syndromes
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
2A30Refractory anaemia2A31Refractory neutropaenia2A32Refractory thrombocytopenia2A33Refractory anaemia with ring sideroblasts2A34Refractory cytopenia with multi-lineage dysplasia2A35Refractory anaemia with excess of blasts2A36Myelodysplastic syndrome with isolated del(5q)2A37Myelodysplastic syndrome, unclassifiable2A38Refractory cytopenia of childhood2A3YOther specified myelodysplastic syndromes2A3ZMyelodysplastic syndromes, unspecified© World Health Organization · CC BY-ND 3.0 IGO