Detection of joint effusion
Detection of synovial thickening and hypertrophy
Assessment of cartilage lesions
Evaluation of osteophytes and bony cortex involvement
Assessment of periarticular soft-tissue abnormalities in OA (bursitis)
Therapeutic and diagnostic US-guided procedures
Follow-up of the response to local and systemic therapies
References:
https://pmc.ncbi.nlm.nih.gov/articles/PMC4951794/
https://commons.wikimedia.org/wiki/File:0910_Oateoarthritis_Hip.jpg