Inclusion CIM-10 : Acquired polycythemia; Emotional polycythemia; Hypoxemic polycythemia; Polycythemia due to fall in plasma volume; Erythrocytosis NOS; Polycythemia due to erythropoietin; Polycythemia NOS; Relative polycythemia; Polycythemia due to high altitude; Polycythemia due to stress; Nephrogenous polycythemia;
ICD-10 exclusion note : polycythemia vera (D45); polycythemia neonatorum (P61.1);