OverviewMild, or first degree burns cause only reddening of the epidermis (outer layer of the skin), as seen in this photograph. Second degree burns cause blistering and extend into the dermis (lower layer of skin). Third degree burns cause tissue death through the dermis and affect underlying tissues.
Update Date 5/14/2016
Updated by: Jesse Borke, MD, FACEP, FAAEM, Attending Physician at FDR Medical Services/Millard Fillmore Suburban Hospital, Buffalo, NY. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.