↑ RBCs, ↑ WBCs, ↑ PLTs
HCT > 60%, ↓ EPO
Pruritus after shower
Platelet dysfunction
Sludging of blood, hyperviscosity
Death is usually from thrombosis or hemorrhage
Treatment: Phlebotomy, hydroxyurea, aspirin
WHO criteria for diagnosis of Polycythemia Vera