Several Studies have indicated the existence of thrombo-embolic complications in cancer patients and that this could be associated with changes in heamorheological parameters. Packed cell volume (PCV), heamoglobin (Hb), relative plasma viscosity (RPV) and plasma Fibrinogen concentration (PFC) were measured in 50 healthy control women, 50 age-matched women with breast cancer, and 10 women with histophathologically proven benign breast tumour. There were significant differences between the controls and breast cancer patients in all the parameters measured (
