Partial traumatic amp at knee level, unsp lower leg, sequela

This code describes the long-term effects or complications arising from a partial traumatic amputation that occurred at the knee level, affecting an unspecified lower leg. It indicates that the patient is experiencing a current condition directly resulting from this past injury, such as chronic pain, nerve damage, or functional limitations.

Use this code when documenting a patient's current medical condition that is a direct consequence of a previous partial traumatic amputation at the knee level, where the specific lower leg (left or right) was not documented or is unknown. This applies to follow-up encounters for complications or ongoing management related to the amputation.

• Requires a seventh character "S" to indicate sequela, meaning the current condition is a late effect of the original injury.
• Do not use for the initial injury or subsequent acute care; reserve for chronic conditions or complications.
• Always code the specific sequela (e.g., chronic pain, nonunion) first, followed by this code to indicate the cause.