Burns are classified as superficial (1^st degree), partial thickness (2^nd degree) or full thickness (3^rd degree) depending on the depth of the injury. For the most part, burns can be quickly classified during the initial assessment or primary survey and a more detailed evaluation can be conducted during the focused history and physical examination.

Superficial (1^st Degree)

Epidermis

• The skin will appear red without any blisters.
• The area will be painful and tender.

Partial Thickness (2^nd Degree)

Epidermis, Dermis

• The skin will appear red or white with blisters.
• The area will be severely painful.

Full Thickness (3^rd Degree)

Epidermis, Dermis, Subcutaneous Fat, Muscles

• The skin will appear leathery and dark brown to black.
• The inner area will not be painful, but the outer edges will be.