The palm method of the person who is burned (not fingers or wrist area) is about 1% of the body.
What is palm method ?
Using patients hand surface area is a simple method of assessing the size of burn or injury especially in small patchy burn and in extensive burns where non burned area can be counted using hand.
The results indicate that whole hand not the palm represents more closely to 1% of TBSA.
Use the person's palm to measure the body surface area burned.