- 1st degree - The "typical" burn is red, painful, dry, and with no blisters. Mild sunburn is an example. Permanent damage is unlikely. Brun depth as NDD described.
- 2nd degree - The "typical" burn site appears red, blistered, and may be swollen and painful. Burn depth as NDD described.
- 3rd degree - The "typical" burn site appears white or charred. There is usually no initial sensation in the area since the nerve endings are destroyed.
Pic added for very basic review of skin anatomy.