melanocytes

Dermal nevus

What is a dermal nevus? A dermal nevus is a non-cancerous type of skin tumour made up of specialized cells called melanocytes. The tumour is called ‘dermal’ because the melanocytes are only found in a layer of skin called the dermis. Dermal nevi (more than one nevus are called nevi) are usually seen in individuals …
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Compound nevus

What is a compound nevus? A compound nevus is a very common non-cancerous type of skin tumour made up of specialized cells called melanocytes. Compound nevi (nevi is the plural of nevus) are more common in people with light-coloured skin and can be found anywhere on the body. Another name for this type of tumour …
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Melanoma in situ of the skin

What is melanoma in situ? Melanoma in situ is a type of early, non-invasive skin cancer. The tumour is made up of specialized cells called melanocytes. Another name for melanoma in situ is lentigo maligna. In melanoma in situ, the abnormal melanocytes are only found in the top layer of the skin called the epidermis. …
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