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Acne Scarring
Acne is something most of us have experienced at
one time or another. As many as three out of four teenagers have experienced it
to some extent. It is most prevalent during adolescence because hormonal changes
stimulate the sebaceous glands (oil glands) into producing more sebum (oil),
increasing the chance of acne. While most people outgrow acne in their late
teens or early twenties, many continue to be affected much longer. Aggravation
of acne in later life may occur with menstrual periods, use of birth control
pills, use of oil-based products and stress. What causes acne?Acne occurs when the oil produced by sebaceous
glands does not reach the surface of the skin but is trapped in tiny pores or
follicles. This plug may close off the pore, causing the follicle wall to bulge,
which creates a whitehead. If the pore stays open, the top surface of the plug
may become darkened, causing a blackhead. In both cases, the bacteria, P acnes,
thrives in the clogged follicles. When the bacteria and pus leak from the
follicle into the surrounding tissue, pimples are formed. You may have heard
that "blackheads are dirt"; "only teens have acne"; "junk foods cause acne"; or
"it will just go away by itself." These and other myths have prevented many from
seeking the appropriate acne treatment for years. Your doctor will determine the severity of your
acne and may select one or more treatments that are best for you. The basic
steps of acne control may include topical antibacterials and antibiotics, oral
antibiotics, comedolytics (such as Retin-A™ ), sebostatics (such as Accutane™ ),
astringents and exfoliants. Recent advances in device-based acne treatments
include:
Treating acne scarsMore than 12 million Americans suffer from
varying degrees of acne scars. Even a mild case of adolescent acne can leave
permanent scars throughout adulthood. In addition to physical trauma, for many,
acne scars can also have adverse psychological effects. Physicians say that the
scarring itself represents only a small part of the actual damage. To gauge the
psychological effect of acne scarring, the makers of injectable collagen
gathered a focus group of men and women to discuss their feelings before and
after acne scar treatments. Common acne scar treatmentsInjections with Collagen, Cymetra™ , Restylane™
, and Hylaform™ are good treatments for shallow and deep acne scars. These
fillers can be injected into the area of the scar, smoothing depressions.
Results are immediately apparent. Patients usually require touch-up treatments
every six months to two years. Dermabrasion is often recommended for
severe acne scars and works well on both raised and grooved areas of the skin.
The skin is first treated with an anesthetic, and the top layer of the skin is
then "sanded down" with a wire brush or diamond burr. Seven to ten days later,
the skin forms a new, smoother layer. Patients can expect full recovery in about
six weeks. Micro-Dermabrasion can be likened to a
superficial "skin polishing" using micro-crystals vacuumed over your skin's
surface to remove damaged skin cells. These gentle treatments can provide
noticeable improvement to acne scars. The treatments are progressive and are
applied through a course of weekly sessions. Chemical Peels use a chemical solution to
burn away the fine outer layers of the skin. The solutions are available in
several strengths, depending on the degree of peeling desired. Healing can take
from three days to three weeks. A new, smoother layer of skin is then formed. Non-Ablative Laser Treatments do not
require anesthesia, as they are not painful and there is no downtime. Most
patients receive a series of about five treatments. Depending on the type of
acne scar, improvement can be dramatic. The improvement is gradual and continues
to improve even after the treatment stops. Laser Resurfacing gives your physician precise control as the procedure gently vaporizes the damaged or acne-scarred skin to reveal the smooth, fresh skin underneath. Scars are removed in a precise, rapid, bloodless fashion achieving excellent results. Laser scar removal can be performed with local anesthesia if limited areas are treated, while full face resurfacing is usually performed with the administration of intravenous sedation by an anesthesiologist. Both procedures may be performed in your doctor's office.
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Copyright © 2004 Academic Dermatology & Skin Cancer Institute of Chicago
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