Myeloid/Lymphoid Neoplasms with FGFR1 Rearrangement

**Semantic type:** Neoplastic Process

**Definition:** Hematologic neoplasms characterized by the rearrangement of the FGFR1 gene, resulting in translocations with an 8p11 breakpoint. Patients present with a myeloproliferative neoplasm, acute myeloid leukemia, lymphoblastic lymphoma/leukemia of T or B-cell lineage, or acute leukemia of mixed phenotype.

**Synonyms:** - 8p11 Myeloproliferative Syndrome - 8p11 Stem Cell Leukemia/Lymphoma Syndrome - 8p11 Stem Cell Lymphoma/Leukemia Syndrome - 8p11 Stem Cell Syndrome - M/LN-eo with FGFR1 Rearrangement - Myeloid and Lymphoid Neoplasms with FGFR1 Rearrangement - Myeloid and lymphoid neoplasms with FGFR1 abnormalities - Myeloid/Lymphoid Neoplasm with FGFR1 Rearrangement