ICD-11 classes
03 Diseases of the blood or blood-forming organs
Anaemias or other erythrocyte disorders
Polycythaemia
3A80 — Congenital polycythaemia
3A80.0 — Primary inherited erythrocytosis

ICD-11 3A80.0 — Primary inherited erythrocytosis

A disease caused by genetically inherited factors leading to changes in the concentration of red blood cells. This disease is characterised by having a high concentration of red blood cells in the body leading to slow flow of blood. Confirmation is by identification of mutations by genetic testing.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.