Strain of unsp msl/tnd at ank/ft level, unsp foot, sequela

This code signifies a chronic or late-effect condition resulting from a previous strain injury to an unspecified muscle or tendon in the ankle or foot. The specific muscle or tendon involved is not documented, nor is the affected foot specified. This indicates a persistent issue rather than an acute injury.

Use this code when documentation clearly indicates a sequela (late effect) of a muscle or tendon strain in the ankle or foot, and the specific muscle/tendon or side (left/right) is not identified. This is appropriate for conditions like chronic pain, weakness, or instability directly attributed to an old, unspecified strain.

• Always look for documentation of a "sequela," "late effect," or "due to previous injury" to justify using this seventh character.
• Avoid this code if the specific muscle/tendon or laterality is known; instead, seek a more precise code.
• Ensure the medical record supports that the current condition is a direct consequence of a past strain, not a new injury.