Did You Know About the Different Types of Melanoma?
Melanoma is a cancer of the skin. It begins in
melanocytes. They are the cells that produce the pigment melanin that provides
colour to the skin, hair as well as eyes. Melanocytes also form moles, where
melanoma usually develops. The most common sign of melanoma is a change in an
existing mole or the appearance of a new mole. This can occur anywhere on your
body, but the most commonly affected areas are the legs in women and the back
in men. Let us understand the different types of melanoma in detail.
Types of melanoma
These are one of the most common types of Melanoma:
Superficial
Spreading Melanoma
Around 70% of all melanomas in the UK are the
superficial spreading melanomas. This type of superficial spreading melanoma is
more common in people with freckles and pale skin and less common in darker
skinned people. Initially, they tend to grow outwards, so don't pose a problem.
However, if they start growing downwards into the deeper layers of your skin,
they can easily spread to other parts of the body. Therefore, you should
consult and go for Prescription
Medicines services if
you have a mole that's getting bigger, especially if it has an irregular edge.
Nodular Melanoma
Nodular melanomas are known as the faster-developing
type of melanoma which can quickly grow downwards into the deeper layers of
skin. These melanomas usually appear as a changing lump on your skin which
might be black to red. They often grow on the previously healthy skin and most
commonly occur on the head and neck, chest or back. Bleeding or oozing is a
common symptom.
Lentigo Malignant
Melanoma
Statistically, one in 10 melanomas (10%) is lentigo
malignant melanoma. They most commonly affect older people, particularly those
who've spent a lot of time outdoors. They develop slowly over some years and
appear in areas that are often exposed to the sun, such as the face. Lentigo malignant
melanomas are quite flat and develop sideways in the surface layers of skin.
They often look like a freckle, but they're usually larger, darker and stand
out more than a common freckle. They can slowly get bigger and may change
shape. At a later stage, they may grow into the deeper layers of skin and can
form lumps.
Acral Lentiginous
Melanoma
This type of melanoma is a rare kind of melanoma that
usually occurs on the soles of the feet and palms of the hands. They can also
sometimes develop around a nail, most commonly big toenail or the thumbnail. This
type of melanoma is one of the most common types of melanoma in people with
darker skin, but they can occur in individuals with any skin type.
Amelanotic Melanoma
Amelanotic melanomas
are rare, accounting for about 5% of the total. They usually have light or no
colour, but may seldom be pink or red, or have light brown or grey edges.
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