familial polycythemia primary familial polycythemia due to EPO receptor mutation https://github.com/monarch-initiative/mondo/issues/4521 https://rarediseases.info.nih.gov/diseases/9843/familial-erythrocytosis-1 https://www.malacards.org/card/erythrocytosis_familial_1 primary congenital erythrocytosis erythrocytosis autosomal dominant benign UMLS:C4551637 icd11.foundation:962836252 familial erythrocytosis PFCP erythrocytosis, somatic SCTID:17342003 MEDGEN:1641215 familial polycythemia caused by mutation in EPOR EPOR familial polycythemia GARD:0009843 Orphanet:90042 erythrocytosis, familial, 1 Primary familial polycythemia is an inherited hematological disorder resulting from mutations in the erythropoietin (EPO) receptor and is characterized by an elevated absolute red blood cell mass caused by uncontrolled red blood cell production in the presence of low EPO levels. ICD9:289.6 ECYT1 familial erythrocytosis, 1 MONDO:0007572 DOID:0060652 OMIM:133100 familial erythrocytosis type 1 congenital erythrocytosis due to erythropoietin receptor mutation congenital polycythemia due to erythropoietin receptor mutation erythrocytosis, familial, type 1 primary familial and congenital polycythemia obsolete_Primary familial polycythemia