Seborrheic keratosis, also known as senile warts and basal cell papillae, can be removed by surgical excision, but recurrence cannot be avoided. Seborrheic keratosis is a relatively common clinical benign skin tumor, is a benign epidermal cell hyperplasia, preferably in middle-aged and elderly people, the occurrence of the disease is related to sun exposure, the clinical manifestations of light brown, slightly higher than the skin surface of the flat papules or plaques. This disease generally does not require special treatment, but if the aesthetic factors, you can take liquid nitrogen cryotherapy, laser therapy or surgical excision treatment. The lesions can be completely removed after treatment, but there may be localized scarring, and seborrheic keratosis may recur in the same area.