M18.3 - Unilateral post-traumatic osteoarthritis of first carpometacarpal joint M18 - Osteoarthritis of first carpometacarpal joint M18.3 - Unilateral post-traumatic osteoarthritis of first carpometacarpal joint
M18.30 - Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, unspecified hand M18.31 - Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, right hand M18.32 - Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, left hand