Dir infct of unsp wrist in infec/parastc dis classd elswhr

This code signifies an inflammatory arthritis of the wrist joint caused by a direct infection, where the specific infectious agent is classified elsewhere in the ICD-10-CM system. It indicates that the infection is not intrinsic to the joint itself but rather a manifestation of an underlying systemic infectious or parasitic disease. The affected wrist is not specified as left or right.

Use this code when documentation confirms infectious arthritis of an unspecified wrist, and the primary infectious or parasitic disease is coded separately. This typically applies when a patient presents with wrist pain, swelling, and signs of infection, and diagnostic tests (e.g., synovial fluid culture) confirm a bacterial, viral, fungal, or parasitic etiology linked to another coded condition.

• Always sequence the underlying infectious or parasitic disease code first, as this code is a manifestation code.
• Ensure documentation specifies "direct infection" or "infectious arthritis" of the wrist, not just inflammation.
• Avoid using this code if the infection is due to a localized injury or surgical complication; other codes would be more appropriate.