In the recent years there has been a paradigm shift in consideration of platelets from being just hemostatic cells to actually performing a myrad of diverse functions. The recent use of Platelet Rich Plasma as therapeutic agent is based on its growth factor content and the matrix provided by the platelets themselves. An overview of PRP, its uses in the field of medicine is provided for correct understanding of PRP therapy. Standardization of preparation and administration also remains a challenge due to various variables present. How beneficial are these individually tailored protocols, still remains to be seen.
Blood is mainly liquid plasma containing small solid components such as RBC, WBC and platelets. Platelets contain different growth factors and cytokines contributing to haemostasis and capable of stimulating healing of both bone and soft tissue.