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Two dark lesions on the mid-upper back - both in situ melanomas (MIS-patient1)
Keywords: 27 years, Histopathology-confirmed, Male, Regional image, Superficial spreading type, Trunk, Upper back
Melanoma in situ is an early form of primary melanoma in which the malignant cells are confined to the tissue of origin, the epidermis. It is also known as in-situ melanoma and level 1 melanoma.
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Source: dermnetnz.org