clonal hematopoiesis age-related clonal hematopoiesis https://github.com/monarch-initiative/mondo/issues/7137 UMLS:C4722404 MONDO:0100544 GARD:0026274 ARCH MEDGEN:1670618 A precancerous condition characterized by the gradual, clonal expansion of hematopoietic stem and progenitor cells carrying specific, disruptive, and recurrent genetic variants, in individuals without clear diagnosis of hematological malignancies. It is associated with an increased risk of developing hematologic cancers.