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Third degree burns

Current definition

ACC

March 2022

Third degree burns – covering at least 5% but less than 20% of the body’s surface area or at least 10% but less than 20% of surface area of the face

Burns that involve damage or destruction of the skin to its full depth through to the underlying tissue and covering at least 5% and less than 20% of the body’s surface area, or at least 10% and less than 20% of the surface area of the face which for the purpose of this definition includes the forehead and ears.

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We've updated the bodies surface area to at least 5% and the surface of the face to 10% but less than 20%.

 

Previous definitions

ACC

November 2015

Third degree burns – covering at least 10% but less than 20% of the body’s surface area or at least 25% but less than 50% of surface area of the face

Burns that involve damage or destruction of the skin to its full depth through to the underlying tissue and covering at least 10% and less than 20% of the body’s surface area, or at least 25% and less than 50% of the surface area of the face which for the purpose of this definition includes the forehead and ears.