Fourth-degree burn

Definition

A fourth-degree burn is the most severe type of burn injury, penetrating all layers of the skin and affecting underlying tissues such as fat, muscle, and bone. These burns often result in permanent tissue damage and may require surgical intervention for treatment.

Related terms

Integumentary System: The organ system that includes skin, hair, nails, and exocrine glands; it protects the body from external damage.

Skin grafting: A surgical procedure to replace or repair areas of the skin that have been damaged by severe burns or injuries.

Escharotomy: A medical procedure involving an incision made into the necrotic (dead) tissue resulting from a severe burn, typically done to relieve pressure and improve blood flow