Corros unsp deg of unsp site unsp low limb, ex ank/ft, sqla

This code describes the long-term effects or complications resulting from a chemical burn (corrosion) of an unspecified severity on an unspecified part of the lower limb, excluding the ankle and foot. It indicates that the acute injury has healed, but residual issues persist.

Use this code when documenting conditions such as scarring, contractures, chronic pain, or functional limitations that are directly attributable to a past chemical burn on the thigh, knee, or lower leg, but the specific degree of the original burn or exact location on the limb is not documented. This code is appropriate for follow-up encounters addressing these sequelae.

• Always attempt to identify the specific degree of corrosion and the precise anatomical site for more specific coding.
• This code should be used as a secondary diagnosis, following a code for the specific sequela (e.g., scar, contracture).
• Ensure documentation clearly links the current condition to a previous chemical burn on the lower limb.