You can distinguish seborrheic keratosis from flat warts by symptoms and examination.
1. Symptoms:
Seborrheic keratosis is common in the middle-aged and elderly population, more common on the head, neck, back of the hands and trunk, etc., the color may be normal skin color is light brown or black, is a round or ovoid plaque or papule, usually no discomfort.
The actual warts are caused by human papilloma virus infection, more common in the face, back of the hands and forearms, the main manifestation of slightly elevated flat papules, rice grain to soybean size, round or oval, the surface is relatively smooth, if repeated scratching, but also lead to autologous inoculation spread, most of the uncomfortable symptoms, most of the number of more, more dense.
2. examination: flat warts, if the histopathological examination, can be found in the manifestation of viral infection, such as concave hollow cells, and seborrheic keratosis histopathology will not appear the above performance.
If you can’t distinguish between seborrheic keratosis and flat warts on your own, you should go to the hospital to identify them under the guidance of a doctor and give them targeted treatment.