DO_rare_slim has material basis in autosomal dominant disease familial erythrocytosis 1 DOID:0060652 ECYT1 MIM:133100 disease_ontology ORDO:90042 ICD10CM:D75.0 A primary polycythemia that has_material_basis_in mutation in the gene encoding the erythropoietin receptor. It is characterized by increased serum red blood cell mass and hemoglobin concentration, hypersensitivity of erythroid progenitors to EPO, and low serum levels of EPO. autosomal dominant benign erythrocytosis primary familial and congenital polycythemia primary polycythemia autosomal dominant inheritance