Question: what is the difference between rdp and sdp?
Answer: Random Donor platelets (RDP) are prepared from donated blood with in 4 to 6 hrs of collection by centrifugation & it contains approximately 5.5 x 1010 platelets. Single Donor Platelets (SDP) are prepared by platelet aphaeresis machine. One unit of SDP is equivalent to 5 to 10 units of RDP.