Atlas One · Host Biology · Scale 07 — System

Polycythemia Vera

Polycythemia vera is a JAK2-driven MPN with erythrocytosis, thrombocytosis, and leukocytosis; JAK2 V617F ~99%; phlebotomy + low-dose aspirin for all; hydroxyurea or ropeginterferon alfa-2b for high-risk; ruxolitinib for HU-resistant; MF/AML transformation risk.

Also known as: polycythemia vera, PV, polycythaemia vera, primary polycythemia, JAK2 V617F polycythemia, polycythemia rubra vera

Scale 07 — SystemScale
draftStatus
2026-06-06Last Reviewed
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polycythemia-vera

Polycythemia Vera

Polycythemia vera is a JAK2-driven MPN with erythrocytosis, thrombocytosis, and leukocytosis; JAK2 V617F ~99%; phlebotomy + low-dose aspirin for all; hydroxyurea or ropeginterferon alfa-2b for high-risk; ruxolitinib for HU-resistant; MF/AML transformation risk.