Q:
What is the treatment for burns?
A: First degree or superficial burns heat naturally.Deep
second degree and full thickness burns require skin grafting for
rapid healing and minimum scarring and generally require hospital
care.
In addition supportive therapy like fluids, blood infusion
and pain medication is required. In some patients, the burn may
lead to intolerable and excruciating pain for which even lV morphine
may be required.
For
first degree burns and open wounds, topical creams like silver sulfadiazine
and bacitracin may be applied. Often dressings may be applied.
Q:
What is skin grafting?
A: Skin grafting consists of excision or removal of burnt
devitalised tissue, removal of healthy skin from a donor site to
cover the cleaned burnt area. An instrument (dermatome) gently shaves
a piece of skin about 1/100 of an inch thick from the healthy skin
and that skin is grafted over the burnt area. Skin can also be used
from dead people (cadavers).To help the graft become secure, the
area of the graft is immobilized for at least 5 days and later normal
daily activity is started. Skin grafting is usually done under anesthesia.
There
are other types of artificial skin grafts available which can temporarily
cover the wounds:-
(1) Xenograft or Heterograft:- Skin
is taken from animals.
(2) Collagen
Meshing is a process by which the donor skin is enlarged to cover
a large burnt area when there is not enough healthy skin available.
The disadvantage is that it is a less durable graft and leads to
more scarring. However, it helps by allowing the blood and body
fluids to drain under the graft and thus preventing graft loss and
it allows the donor skin to cover a great burnt area.
Grafts are held in place with surgical staples or stitches.
Once the graft usually becomes stable within 4-5 days, the staple/stitches
are removed.
Q:
What happens to the donor site from where the skin is removed?
A: Although the skin taken from the donor site is very thin,
it can cause scarring and pigmentary changes at the donor site.
Q:
How do you prevent contractures?
A: Contractures usually occur due to extension of burns over
a joint limiting movement. Skin tightness may be the first sign
of a contracture and anti contracture positioning may be required
for 24 hours a day. Exercises to stretch or elongate the skin are
recommended. Sometimes surgical procedures like release of the band
area (z-plasty) may be required. Before surgery, casting of the
limb may be required as a constant stretch is applied by the cast
to elongate the skin.
Q:How
do you prevent ugly scars (hypertrophic scars) from developing?
A: Compression garments are worn over the burnt area. Compression
can also be given by splints, orthoses and casts. Compression garments
help the burn heal with minimum amount of scarring by pressing and
flattening the scars. Compression is given for 22-23 hours a day.
It is required until almost 12-18 months post- burn or till the
burn completely heals (matures).
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Last
created on 8-12-2000
Last
updated on 18-11-2006