Hyperviscosity (with diminished O2 delivery) with risk of ischemic organ injury and thrombosis (venous or arterial) are most common.
Treatment: Polycythemia Phlebotomy recommended for Hct≥55%, regardless of cause, to low-normal range. Aspirin is routinely given to lower the thrombosis risk. |
For a more detailed discussion, see Adamson JW, Longo DL: Anemia and Polycythemia, Chap. 77, p. 392, in HPIM-19. |
Section 3. Common Patient Presentations