Predisposing situations are already investigated as prolonged shoulder immobility secondary to trauma or medical procedures, cardiovascular disease and Parkinson’s disease3,6. In addition there are evidences that protease inhibitors employed for antiretroviral therapy are already related to the development of AC7. Should the frozen shoulder doesn't respond to non-surgical treatment, then https://www.theorthopaedicandpainpractice.com/what-does-it-mean-to-have-a-frozen-shoulder/