Accidental malfunction of machine gun, sequela

This code signifies a long-term consequence or complication arising from an accidental discharge or malfunction of a machine gun. It indicates that the patient is presenting for treatment of a condition directly attributable to a past injury involving such an incident, rather than the initial acute injury itself.

This code is appropriate for encounters where a patient is being treated for a chronic condition, scar tissue, nerve damage, or other lasting effects that resulted from an accidental machine gun malfunction. It should be used when the initial injury has healed, but its residual effects require ongoing medical attention.

• Always sequence this code after the code(s) identifying the specific sequela being treated (e.g., scar, chronic pain, nerve damage).
• Ensure documentation clearly links the current condition to a past accidental machine gun malfunction.
• Do not use for initial or acute injury encounters; those would use the appropriate acute injury code.