Idiopathic Dysplasia of Uncertain Significance

**Semantic type:** Disease or Syndrome

**Definition:** Prominent hematopoietic cell dysplasia with mild or absent cytopenia. It may progress to an overt myelodysplastic syndrome or other myeloid neoplasms such as acute myeloid leukemia, myeloproliferative neoplasm, or mast cell disorder.

**Synonyms:** - IDUS - Idiopathic Dysplasia of Undetermined/Uncertain Significance