Merck Manual

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Full-Thickness (Third-Degree) Burn
full_thickness_burn_high
Full-Thickness (Third-Degree) Burn

    Most of the third finger has a full-thickness (severe) burn, where the skin is dark and leathery. The base of the finger has blisters and redness, indicating that this part of the finger has a partial-thickness (second-degree) burn.

Image provided by Steven E. Wolf, MD.