Corros unsp deg mult right fingers (nail), inc thumb, init

This code signifies a chemical burn affecting multiple fingers, including the thumb, on the right hand, specifically involving the nail or nail bed. The severity of the corrosion is not specified, indicating it could range from superficial to full thickness.

Apply this code when a patient presents with a chemical injury to the right hand that impacts more than one finger, including the thumb, and the nail structure is involved. This code is appropriate for the initial treatment of such an injury.

• Ensure documentation specifies "right hand" and "multiple fingers, including thumb" with nail involvement.
• This "unspecified degree" code should be used when the depth of the chemical burn is not clearly documented.
• The "A" suffix indicates an initial encounter for active treatment of the injury.