A mole is a nevus, a dark or brown colored spot on skin that is composed of skin cells. There are different types of skin moles which are mostly appearing in groups not individually.
Thes are called melanocytes that produce pigmentation. Moles appear on our skin from sun exposure and they come with our born time.
The number of moles varies from men to men and fair people have more moles due to less melanin in their skin. The average mole number varies from 10-40 for adults. It is found that moles may appear with the hormonal changes like during pregnancy and puberty.
Types of skin moles
All moles are not equal but they vary in different ways like according to shape, size, place of growth, typical or raised amount etc. Moles can be described by multiple classifications. For example you may have a functional nevus or atypical congenital nevus.
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- Common mole: A common mole is about 5-6 mm, has distinct edge and smooth surface and pigmentation. These are found on skin regularly exposed to the sun and rarely turn to cancer.
- Atypical mole: Atypical moles or dysplastic nevi that shows irregular symptoms. They always have fuzzy borders and vary in color. These are larger than normal moles and have both flat and raised components. The person that carries this type of moles have more chances of cancerous moles.
- Congenital moles: Congenital mole or congenital nevi that appear at the of birth of a child. You can see these moles clearly in the first year of baby.They are caused by melanocytes cells in dermis or epidermis or both. This type of mole may be in different sizes and sometime referred to as birthmarks.
- Acquired mole: This type of moles appears at the childhood and adulthood. Most of these moles are benign and pose no risk but sometime turn to cancerous. These are most common and may grow due to sun exposure.
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Functional melanocytic nevi:
These type of moles grow due to accumulation of melanocytes at the junction point of dermis and epidermis. These moles are slightly raised with regular border and dark pigmentation. Their color vary from tan to dark brown. People generally acquire these in between childhood and early adulthood. Sometime these moles migrate to deeper skin.
- Intradermal nevi: Intradermal nevi are same colored with skin color and oftem blend with surrounding color. Their pigmentation color is not like as junction nevi and they normally grow in the dermis or middle layers of skin. These moles develop in the late childhood and throughout the adulthood. They are very common and mostly benign.
- Compound nevi: This type of moles show signs of both functional and intradermal nevi with melanocytes cells located in the dermis and epidermis junction and these look like central raised area and flat areas around the edge. They have got distinct borders and even pigmentation.
- Halo nevi: Halo nevi are raised moles surrounded by ring of skin that has lost its pigmentation due to inflammatory cells. Doctors are still trying to understand why this reaction occurs. These moles are benign and need not to be treated unless for cosmetic reasons.
Is your mole safe?
Only the cancerous moles are unsafe but all others are safe. The safe moles have the following features.
- Have neat edges.
- They are smooth and domed shaped.
- The mole have ¼ inch or 6 mm dia.
- They preserve the same size, shape or color overtime.
It is very important to survey or make inventory of your skin moles. These may change overtime and sometime become dangerous. You should always discuss with your doctor or dermatologist about the future of the mole.
When you need to treat mole?
Almost every adult have moles on average 10-40 moles per person. Those who are with light skin have more moles. Most moles appear at ones childhood and at adolescence. Some mole will be darken some will be lighten overtime.
These changes are very dangerous as because of turning to cancerous. For adults new moles and changes in mole are symptom of melanoma. If caught early then it is treatable. Here are 3 facts that can find melanoma early and get treated.
- A new mole or a change in old mole is the first sign of melanoma.
- You can find melanoma by checking your skin early.
- If you see that a mole or a spot is growing, itching, bleeding or changing in any way you should consult immediately with a doctor or a dermatologist. Accordingly the dermatologist will suggest you.
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