Corros 3rd deg mu sites of unsp lower limb, ex ank/ft, subs

Corrosion of third degree of multiple sites of unspecified lower limb, except ankle and foot, subsequent encounter

📋Clinical Description

This code signifies a severe, full-thickness burn injury (corrosion) affecting multiple, non-specific areas of the lower limb, excluding the ankle and foot. The damage extends through all layers of the skin, often involving underlying tissue, and is documented during a follow-up visit after the initial treatment.

🎯When to Use

Apply this code for subsequent encounters when a patient presents with ongoing management or complications related to a third-degree chemical burn that impacted various sites on the thigh, knee, or lower leg. This is appropriate when the exact location on the lower limb is not specified in the documentation.

💡Coding Tips

Ensure documentation clearly states "third degree" and "multiple sites" on the lower limb, excluding ankle/foot.
Confirm the encounter is for follow-up care, not the initial treatment of the burn.
Avoid using this code if a more specific site on the lower limb (e.g., thigh, knee, lower leg) is documented.

AI-generated reference — verify against official guidelines

Code Hierarchy

▲T24.799Corros 3rd deg mu sites of unsp lower limb, except ank/ft

T24.799D(current)

Crosswalks

V58.89ApproxICD-9

Same Category

T24Burn and corrosion of lower limb, except ankle and foot T24.0Burn of unsp degree of lower limb, except ankle and foot T24.00Burn of unsp degree of unsp site lower limb, except ank/ft T24.001Burn unsp deg of unsp site right lower limb, except ank/ft T24.001A