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M18.31 - Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, right hand


The ICD 10 Code for Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, right hand is listed as M18.31.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: M18.31
Description: Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, right hand
Diagnostic Related Groups
(MS-DRG v30.0)
553 - Bone Diseases & Arthropathies W Mcc
554 - Bone Diseases & Arthropathies W/o Mcc
Chapter Diseases of the musculoskeletal system and connective tissue (M00-M99)
Block Osteoarthritis (M15-M19)
Parent M18.3 - Unilateral post-traumatic osteoarthritis of first carpometacarpal joint
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 715.24 - Osteoarthrosis, localized, secondary, hand (approximate)
ICD-10-CM Siblings (same level / similar specificity) of M18.31:
M18.30 - Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, unspecified hand
M18.32 - Unilateral post-traumatic osteoarthritis of first carpometacarpal joint, left hand