Traumatic rupture of unsp ulnocarpal (palmar) ligament, init

This code signifies a tear or complete disruption of one of the ulnocarpal ligaments on the palmar side of the wrist, resulting from an injury. These ligaments are crucial for stabilizing the wrist joint, and their rupture can lead to pain, instability, and impaired wrist function. The specific ligament involved is not documented or identified.

Apply this code when documentation clearly indicates a traumatic rupture of an ulnocarpal ligament, but the specific named ligament (e.g., ulnolunate, ulnotriquetral) is not specified. This code is appropriate for the initial treatment of such an injury, including diagnosis and definitive care.

• Ensure the documentation specifies "traumatic rupture" and not just a sprain or strain.
• Only use this code when the specific ulnocarpal ligament is not identified. If a specific ligament is named, a more precise code should be selected.
• The "A" seventh character indicates an initial encounter for active treatment of the injury.