dangerous for the health and performance enhancer or contrary to the ethic of sport2. Blood doping defines all substances and methods enhancing oxygen transport (i.e. rhEPO, NESP, autologous or homologous blood [...] has been installed. Actually, we rely on a Sysmex XT-2000i (Sysmex Corporation, Japan) to analyze all the parameters, including reticulocytes determination. For the determination of free plasma haemoglobin [...] in the literature”. This combination of results is not known in the medical community, and is in all likelihood due to prior use of forbidden substances that induce bone marrow stimulation, or to blood