Burns

Question 1

Local effects of burn (exam Q)

Answer 1

• pain
• vasodilation
• increase capillary permeability with loss of albumin
• loss of fluid and electrolytes into ISS and environment
• loss of heat
• loss of protective skin barrier

Question 2

systemic effect of burns (exam q)

Answer 2

• hypovolaemia
• hypermeability of capillaries
• heat induced denaturing of collagen fibers
• hyper-metabolic state
• suppression of insulin, growth hormone
• immune response to burn
• stress ulceration
• bone marrow suppression

Question 3

Jacksons burn wound model zone

Answer 3

1. Zone of coagulation
   - non-viable tissues
2. zone of stasis
   -initially blood flow is here
3. zone of hyperemia
   -viable tissue

Question 4

what is fluid resuscitation

Answer 4

1. Measured by urine output
2. Lactated ringers is most common fluid
3. If not enough urine, not getting enough fluid. DON’T GIVE DIURETICS