melanoma

Mucosal melanoma of the head and neck

What is mucosal melanoma? Mucosal melanoma is a type of cancer that starts from a thin layer of tissue called mucosa. In the head and neck, mucosa is found inside the mouth (oral cavity), nose (nasal cavity), paranasal sinuses (maxillary sinus, ethmoid sinus, frontal sinus, and sphenoid sinus), and throat (pharynx and larynx). The 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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Lentigo maligna

What is lentigo melanoma? Lentigo maligna is a type of early, non-invasive skin cancer made up of melanocytes. Another name for lentigo maligna is melanoma in situ. In lentigo maligna, the abnormal melanocytes are only found in the top layer of the skin called the epidermis. Without a microscope, lentigo maligna can look like a …
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Invasive melanoma of the skin

What is invasive melanoma? Invasive melanoma is a type of skin cancer. The tumour is made up of specialized cells called melanocytes. Invasive melanoma typically starts in the skin although it can start in other sites such as the inside of the eye, mouth, nasal cavity, or esophagus. In the skin, melanoma is associated with …
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