Musculoskeletal ultrasound in symptomatic thumb-base osteoarthritis: Clinical, functional, radiological and muscle strength associations

Thumb-base osteoarthritis (OA) is a common cause of pain and disability This study aimed to investigate the associations of musculoskeletal ultrasound OA pathologies with the extent of pain, function, radiographic scores, and muscle strength in symptomatic thumb-base osteoarthritis.