Role of platelet-rich plasma in early osteoarthritis of knee joint: Experience from a tertiary care center in Pakistan.

Purpose: Osteoarthritis is the most common articular disease. The aim of this study was to observe the outcome after intra-articular platelet-rich plasma (PRP) injection in our patients presenting with knee osteoarthritis.

Methods: This study was conducted in Dow University of Health Sciences, Karachi, Pakistan, from December 2014 to December 2015.