"A chronic leukemia characterized by a clonal proliferation of eosinophilic precursors resulting in persistently increased numbers of eosinophils in the blood, marrow and peripheral tissues."^^ . . . "NCI:C4563"^^ . "disease_ontology"^^ . "DOID:0080367"^^ . "ICDO:9964/3"^^ . . "chronic eosinophilic leukemia"@en . .