Senile warts tumor?

Known as senile warts seborrheic keratosis, basal cell papilloma, a benign skin tumors. Senile warts occur in the face, especially temporal, followed by the nails, trunk and upper limbs, but also can occur in any part of body surface. Skin for small and flat state clearly rash of olive drab or dark brown, or showed a smooth surface like papilloma change overlying greasy sexual subtype or callus, inconsistent rough, subtype stripped renewable. Pigmentation is very significant. Old color variation of the damage is great, healthy skin color was to black. Shuan hair follicle angle of the disease is an important feature of the rash may clear and present. Course usually slow, damage to the peripheral expansion, integration into films. No self-healing tendencies. Damage occurred suddenly and rapidly growing, and we should pay attention to whether the tumor with offal. The rare malignant disease, such as malignant, often for squamous cell carcinoma.