A prospective, randomized, blinded study on the efficacy of using corticosteroids in hydrodilatation as a treatment for adhesive capsulitis of the shoulder.

Background: This study aimed to compare hydrodilatation with or without corticosteroid administration on the outcomes of patients with shoulder adhesive capsulitis.

Methods: This was a prospective, randomized, blinded study of 82 patients with adhesive capsulitis treated with hydrodilatation with corticosteroids (HDC) or without corticosteroids (HDA). Assessments were performed at 48 h and 1, 3, 6, and 12 months.