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May is Skin Cancer Awareness Month
FREE Skin Cancer Screenings in
Lexington, Richmond and London
While appointments last
1.800.432.9005
Basal Cell Carcinoma
This is the most common skin cancer found in caucasians with
light hair, blue eyes and complexions that don't tan easily;
they seldom occur in dark-skinned persons. This tumor of
the skin usually appears as a small, fleshy bump or nodule
on the head, neck and hands. Occasionally these nodules
may appear on the trunk of the body, usually as flat growths.
These tumors usually don't grow rapidly. It
may take many months or years for one to reach a diameter
of one-half inch. Untreated, the cancer will begin to bleed,
crust over, then repeat the cycle.
Although this type of cancer does not often
metastasize (spread to other parts of the body), it can
extend below the skin to the bone and cause considerable
local damage. When properly treated the cure rate approaches
100 percent.
Squamous Cell Carcinoma
This
is the second most common skin cancer found in caucasians;
(pictured on the right is a finger with Squamous Cell Carcinoma) and is rarely found on dark-skinned persons. These tumors may appear
as nodules or as red, scaly patches typically found on the
rim of the ear, the face, the lips and sun-exposed areas
of the body. This cancer will increase in size, developing
in time into large masses. Unlike basal cell carcinoma,
it can metastasize (spread to other parts of the body).
Other less important factors would include: a history of
repeated medical and industrial X-ray exposure, scarring
from disease or burns, occupational exposure to such compounds
as coal tar and arsenic, or a family history of skin cancer.
Malignant Melanoma
The principal cause of this skin cancer is almost universally
accepted by medical experts to be over-exposure to sunlight,
especially when it results in sunburn and blistering.
Malignant melanoma is the most virulent of all skin cancers
and develops on the skin of 32,000 Americans. Every year an estimated 6,800 Americans will die from melanoma.
One in 75 Americans will develop a Melanoma in their lifetime. Melanoma, like its less aggressive cousins, basal cell and
squamous cell carcinomas, is almost always curable in its
early stages.
Melanoma has its beginnings in melanocytes, the skin cells
that produce the dark protective pigment called melanin.
Melanoma cells usually continue to produce melanin, which
accounts for the cancers appearing in mixed shades of tan,
brown and black.
Melanoma may suddenly appear without warning but it may
also begin in or near a mole or other dark spot on the skin.
Other warning signs include: changes in the surface of
a mole, scaliness, oozing, bleeding or the appearance of
a bump or nodule, spread of pigment from the border into
surrounding skin, and change in sensation including itchiness,
tenderness, or pain.
The "ABCD's" for early detection of melanoma:
A: Asymmetry: The shape of one half does not match the
other.

B: Border: The edges are uneven, ragged, or notched.

C: Color: Different shades of brown, black,
tan, blue or red
 
D: Diameter: Any change in size. (Normal moles
are usually less than 6 mm the size of a pencil eraser.)
Prevention of melanoma skin cancer is obviously the most
desirable weapon against this disease. Periodic self-examinations
are helpful to aid in early recognition of any new or developing
lesion. Limit the exposure of the skin to harmful rays by
covering up and using sunscreens with at least a 40 SPF
rating.
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