ICD-10 Code: M18.31 – Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, right hand

ICD-10 code M18.31 corresponds to Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, right hand. This code is classified under the chapter M18 Osteoarthritis of first carpometacarpal joint, which is part of the M00-M25: Arthropathies category.

The parent chapter is Diseases of the musculoskeletal system and connective tissue.