Copyright ©2013 Baishideng.
World J Hematol. May 6, 2013; 2(2): 20-43
Published online May 6, 2013. doi: 10.5315/wjh.v2.i2.20
Table 8 Vascular complications, hematocrit and platelet counts in 65 patients with classical polycythemia vera at time of presentation and during follow-up treatment: results from a retrospective observational study 1985
At presentationAfter treatment
No. of PV patients6565
Follow-up-225 patient-years
Hematocrit0.60 (0.49-0.74)< 0.48 before 1975
< 0.45 since 1975
Platelet count (× 109/L) (mean)512390
Major vascular occlusive events49%35%
Microvascular/large vessels13/19 (not specified)Specified
Cerebrovascular events mainly TIA-15
Superficial thrombophlebitis
or venous thrombosis-20
Microvascular disturbances-5
Myocardial infarction-1
Mesenteric vein thrombosis-1