Other juvenile arthritis, right wrist

This code signifies a form of juvenile arthritis affecting the right wrist that does not fit into other specific categories of juvenile idiopathic arthritis (JIA), such as systemic, oligoarticular, or polyarticular JIA. It encompasses various less common or unclassified types of chronic inflammatory joint disease with onset before 16 years of age.

Apply this code when documentation clearly indicates a diagnosis of juvenile arthritis in the right wrist that is not otherwise specified or classified under more defined JIA subtypes. This typically applies to cases where the rheumatologist has diagnosed "other" or "unspecified" juvenile arthritis localized to the right wrist. Supporting documentation should detail the chronic inflammatory nature of the arthritis and its onset in childhood.

• Ensure the documentation specifies "right wrist" for laterality; otherwise, an unspecified laterality code may be more appropriate.
• Distinguish this from specific JIA subtypes (e.g., M08.0- for oligoarthritis) or other forms of arthritis (e.g., M13.0- for polyarthritis, unspecified).
• Always sequence this code after any underlying systemic condition if applicable, though for primary diagnosis, it stands alone.