Burn of third degree of chest wall, sequela

This code signifies a third-degree burn affecting the chest wall, specifically indicating that the burn is a sequela, meaning it represents a late effect or complication of an initial burn injury that has healed. Third-degree burns are full-thickness injuries, destroying the epidermis and dermis, and often extending into subcutaneous tissue, muscle, or bone.

This code is appropriate for documenting long-term complications or residual conditions resulting from a third-degree burn to the chest wall. This includes scarring, contractures, chronic pain, or other persistent issues directly attributable to the original burn, occurring after the acute phase of healing has passed.

• Always assign a secondary external cause code (e.g., from categories X00-X19, X71, X92, Y92) to indicate the cause of the original burn.
• Do not use this code for acute burn injuries; it is exclusively for sequelae.
• Consider additional codes for specific sequelae, such as hypertrophic scars (L91.0) or contractures (M24.5-), if documented.