Many people may be unfamiliar with the early symptoms of melanoma. As the incidence of early symptoms of melanoma increases, many people begin to pay attention to the early symptoms of melanoma . What are the common early symptoms of melanoma? First, the atypical melanocytes of nodular melanoma proliferate vertically downward and invade the dermis, but not the epidermis. Epithelial cell-type melanocytes are often arranged in alveoli; spindle cell-type melanocytes are similar to fibroblasts, and sometimes arranged in bundles. Second, acral lentigo melanoma is an early symptom of melanoma in which the epidermis is thickened and atypical melanocyte nests containing a large amount of pigment are located in the lower part of the epidermis. Spindle melanocytes are common, and chromophagic cells can be seen in the dermal papillae. Third, lentigo maligna is one of the early symptoms of melanoma. There are many atypical melanocytes in the basal layer, and they invade the dermis downward. The chromatophores in the tumor cells or in the intercellular matrix contain a considerable amount of melanin. Fourth, superficial spreading melanoma has irregular proliferation of epidermal protrusions downward, and atypical nevus cell nests can be seen at the dermal-epidermal junction and in the dermis. Obvious infiltration of inflammatory cells in the dermis is an early symptom of melanoma. What are the early symptoms of melanoma? The above is a brief introduction to the early symptoms of melanoma. I hope you have a certain understanding of the early symptoms of melanoma. If you still have questions about the early symptoms of melanoma, please consult our online experts. I wish you a speedy recovery. |
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