The early treatment effect of melanoma is relatively good, so everyone needs to understand the early symptoms of melanoma. Below, let the experts introduce the early symptoms of melanoma to everyone, hoping to help everyone learn more about the early symptoms of melanoma . 1. Nodular melanoma: Atypical melanocytes proliferate vertically downward and invade the dermis without invading the epidermis. Epithelial cell-type melanocytes are often arranged in alveoli; spindle cell-type melanocytes are similar to fibroblasts, and sometimes arranged in bundles. 2. Acral freckles are early symptoms of melanoma. Atypical melanocyte nests containing a large amount of pigment are located in the lower part of the epidermis, and spindle-shaped melanocytes are common. Paget-like melanocytes can also be seen in the upper part of the epidermis, and early symptoms of melanoma of chromophages can be seen in the dermal papilla. 3. Early symptoms of lentigo maligna melanoma include a large number of atypical melanocytes in the basal layer, which invade the dermis downwards. The chromatophores in the tumor cells or in the intercellular matrix contain a considerable amount of melanin. 4. Superficial spreading melanoma: irregular proliferation of epidermal protrusions downwards, atypical nevus cell nests can be seen at the dermal-epidermal junction and in the dermis. Early symptoms of melanoma with obvious infiltration of dermal inflammatory cells. The above content is a simple introduction to the early symptoms of melanoma. Experts remind that early detection and early treatment of melanoma are the fundamentals of maintaining health. |
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