Chapter 9 - Thermal Injuries

Question 1

CO partial pressure of 1mmHg results in an HbCO level of

A. >10
B. >20
C. >30
D. >40

Answer 1

D

Question 2

In the abscence of measuring carboxyhaemoglobin levels - adequate treatment of CO poisoning requires treatment with 100% via a tight fitting non-rebreather mask for _____ duration?

Answer 2

4-6 hour

Question 3

CO shifts the oxyhaemoglobin curve to the left and dissociates very slowly.

What is the half life of carboxyhaemoglobin?

Answer 3

4 hours

Question 4

According to the American Burn Association - what are the 2 requirements for burn inhalation?

Answer 4

Exposure to a combustible agent

Signs of exposure to smoke in the lower airway below the vocal cords seen on bronchoscopy

Question 5

What are the urine output targets for adults and children?

Answer 5

0. 5ml.kg.hr or 30-50ml.hr in adults or children older than 14
   1ml. kg.hr children < 30kg

Question 6

What are the fluid rates for infants and children (<30kg) from a flame of scald injury?

Answer 6

3ml RL x weight (KG) x TBSA %

+

5% Dextrose in RL at maintenance rate

Question 7

What are the fluid rates for infants and children (<30kg) from an electrical injury?

Answer 7

All ages recieve fluids at 4ml RL x weight (KG) x TBSA %

Target urine output rate is 1-1.5ml.kg.hr until urine clears