Corrosion of third degree of nose (septum), init encntr

This code signifies a full-thickness burn injury to the nasal septum, characterized by destruction of all skin layers, often extending into underlying tissue. Such a corrosion typically presents with a leathery, charred appearance, and the affected area may be numb due to nerve damage.

Apply this code when documenting a third-degree chemical burn or corrosion specifically affecting the nasal septum, during the initial phase of treatment. This is appropriate for acute cases requiring active management, such as debridement, grafting, or extensive wound care.

• Ensure the documentation explicitly states "third degree" and specifies the "nasal septum" as the affected site.
• Confirm that this is the patient's first encounter for this specific injury, not a subsequent visit for follow-up care.
• Distinguish from other degrees of burns (first or second) and other nasal structures (e.g., external nose).