Skin cancer has several categories, and different categories have different symptoms. It is necessary for everyone to learn more about skin cancer. Now, let the experts introduce to you what the symptoms of skin cancer are. I hope it can help you better understand the symptoms of skin cancer. 1. Basal cell carcinoma is often asymptomatic at the onset. The initial symptoms of skin cancer are mostly plaque-like papules with a hard base, some of which are wart-like protrusions, and then break down into ulcers. They are irregular, with raised edges, like craters, uneven bottoms, and grow slowly. Metastasis is extremely rare. First, a translucent nodular ulcer with a shallow ulcer margin appears, which then gradually expands and may erode surrounding tissues and organs, becoming an erosive ulcer. 2. Squamous cell carcinoma is often transformed from keratosis, leukoplakia and other precancerous diseases. It grows quickly and the early symptoms of skin cancer are ulcers. Some are nodular or cauliflower-shaped, with less invasion into the deep and a movable base. Some are butterfly-shaped, infiltrate deeply, are very destructive, and often involve bones. Squamous cell carcinoma is often accompanied by purulent infection, with foul odor and pain. Regional lymph node metastasis is common. The author encountered a huge squamous cell carcinoma on the head, which had an extremely foul odor, a lot of purulent secretions, and was prone to bleeding. When cervical lymph node metastasis occurs, the squamous cell carcinoma at the junction of the mucosa and skin develops fastest, and those that develop in the mucosa are more likely to metastasize. 3. Squamous cell carcinoma is more common in people aged 30 to 50 years old, while basal cell carcinoma is more common in people over 50 years old. The former develops quickly and often grows rapidly in a short period of time; the latter develops slowly. The symptoms of squamous cell carcinoma are that it often occurs on the lower lip, tongue, nose, vulva, and often occurs at the junction of the skin and mucous membranes. The ulcer has a raised edge, is red and hard, and is ring-shaped and cauliflower-like in appearance. There is a significant inflammatory reaction around it, and there are often regional lymphadenopathy. Basal cell carcinoma often occurs in the eye sockets, inner canthus, nose, cheeks, forehead, and back of hands; the edges of the ulcers are waxy, nodular, and rolled up, and some are black. The inflammatory reaction is mild or absent, and metastasis is very rare. It mainly infiltrates into deep tissues. The above content is the symptoms of skin cancer introduced by experts. Please pay attention to it. I hope it will be helpful to you. If you have other questions about the symptoms of skin cancer, please consult online experts and they will give you detailed answers. |
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