Lentigo maligna melanoma is a type of skin cancer that develops in areas of skin with significant sun damage, such as the face, neck, or arms. It begins as a non-invasive form of skin cancer called lentigo maligna, which is confined to the top layer of skin (the epidermis). Over time, lentigo maligna may progress …
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A nevus (plural: nevi) is a medical term used to describe a growth or spot on the skin that develops from melanocytes. Melanocytes are the cells in the skin that produce melanin, the pigment responsible for skin and hair colour. Most nevi are harmless and commonly called moles, though the term nevus includes various pigmented …
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Actinic keratosis (AK) is a pre-cancerous skin disease. It is considered a pre-cancerous disease because, for some patients, the disease will change over time into a type of skin cancer called squamous cell carcinoma. It is made up of abnormal keratinocytes in a layer of the skin called the epidermis. What causes actinic keratosis? Actinic …
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