how is platelet donation done?
<answer> A platelet donation is an automated procedure in which a machine collects platelets while returning the red cells and most of the plasma back to the donor. <context> Donate Platelets Platelet donors are urgently needed. Like red cells, a platelet donation is an automated procedure in which a machine collects platelets while returning the red cells and most of the plasma back to the donor. Depending on your blood type and the current needs of patients, you may be asked to make a platelet donation.