Burns

Question 1

Factors that suggest inhalation injury

Answer 1

Incident-related

• Burn in a confined space
• Flash burns

Clinical examination

• Singed hair on the face
• Soot at the nostrils

Question 2

Estimating burn area

Answer 2

Lund and Browder = most accurate

Wallace rule of 9s

Does not include areas of superficial burn

Question 3

Referral to a burn centre

Answer 3

> 10% total burn surface area in adult

> 5% total burn surface area in child

Face, hands, feet genitalia

Burn involving airway inhalation

Circumferential

Very old frail patients

Pregnant patients

Chemical burns

Question 4

Urine output for electrical burns

Answer 4

Aim 75mls / hour due to myoglobinuria

Question 5

Parkland formula

Answer 5

= volume required in first 24 hours, split between first 8 hours and subsequent 16 hours

4 x TBSA in % x weight in kg = vol in mls

Question 6

Recovery of burn without surgical intervention

Answer 6

At level of partial thickness burn

Dermal appendages intact