D46.C
ICD-10BillableMyelodysplastic syndrome w isolated del(5q) chromsoml abnlt
Official ICD-10-CM descriptor (FY2026)
Myelodysplastic syndrome with isolated del(5q) chromosomal abnormality
D46.C is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Myelodysplastic syndrome with 5q deletion
- 5q minus syndrome NOS
Related codes in D46
- D46.0Refractory anemia without ring sideroblasts, so stated
- D46.1Refractory anemia with ring sideroblasts
- D46.2Refractory anemia with excess of blasts [RAEB]category
- D46.ARefractory cytopenia with multilineage dysplasia
- D46.BRefract cytopenia w multilin dysplasia and ring sideroblasts
- D46.4Refractory anemia, unspecified
- D46.ZOther myelodysplastic syndromes
- D46.9Myelodysplastic syndrome, unspecified
Where this code sits
- Chapter
- 2. Neoplasms (C00-D49)
- Parent code
- D46
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.