Body surface areas and classification of burns

Question 1

What are the percentages of the body surface areas

Answer 1

Approx. by the rule of 9s
Entire head and arm is 9% (front is 4.5%)
Entire thorax, abdomen, leg is 18% (one side is 9%)
Perineum is 1%

Question 2

Involvement, appearance and sensation of a superficial burn

Answer 2

Involves epidermis only
Appears similar to sunburns; localized, dry, blanching redness w no blisters
Painful

Question 3

Involvement, appearance and sensation of a superficial partial-thickness burn

Answer 3

Involves epidermis & papillary dermis
Appears w blisters, blanches w pressure, swollen and warm
Painful to temp and air

Question 4

Involvement, appearance and sensation of a deep partial-thickness burn

Answer 4

Epidermis & reticular dermis
Blisters (easily unroofed), doesn’t blanch w pressure
Painless, perception of pressure only

Question 5

Involvement, appearance and sensation of full thickness burns

Answer 5

Epidermis and full-thickness dermis
White, waxy, dry, inelastic, leathery, does not blanch with pressure
Painless; perception of deep pressure only

Question 6

Involvement, appearance and sensation of deeper injury burn

Answer 6

Epidermis, dermis, and involvement of underlying tissue (eg, fascia, muscle)
White, dry, inelastic, does not blanch with pressure
Painless; some perception of deep pressure