This study was prospective randomized comparative trial on patients with chronic shoulder pain presented at outpatient Clinic of Physical Medicine, Rheumatology and Rehabilitation Department at Assiut University Hospitals from June 2019 to December 2020. Our study started by 70 patient with chronic shoulder pain 20 of them were missed in follow up period, the range of age from 36 - 56 years, history, clinical examination, Laboratory investigation, and imaging (X-ray or MRI) done for all patient to complete the diagnosis, patient divided randomly into two groups, Group (A) included 25 patients were treated by PRP injection and group (B) included 25 patients were treated by HA injection, both injections were performed under ultrasound (US) guidance. Randomization by sealed envelopes technique, the follow up was at the baseline, 4 weeks and 6 months post injection.
Aim of This study is to compare between the effect of ultrasound-guided local injection of Platelet Rich Plasma (PRP)versus Hyaluronic (HA) for the treatment of chronic shoulder pain.