Myelodysplastic Syndrome with TP53 Inactivation

**Semantic type:** Neoplastic Process

**Definition:** Myelodysplastic syndrome characterized by the presence of TP53 gene inactivating alterations. They include monoallelic or biallelic TP53 gene mutations or one TP53 gene mutation and concurrent copy loss of TP53.

**Synonyms:** - Myelodysplastic Neoplasm with TP53 Alteration - Myelodysplastic Neoplasm with TP53 Inactivation - Myelodysplastic Syndrome with TP53 Alteration