ICD-10 Code: M18.50 – Other unilateral secondary osteoarthritis of first carpometacarpal joint, unspecified hand

ICD-10 code M18.50 corresponds to Other unilateral secondary osteoarthritis of first carpometacarpal joint, unspecified 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.