what is plantar warts in the feet
Causes. Plantar warts are caused by an infection with the human papillomavirus (HPV) in the outer layer of skin on the soles of your feet. More than 100 types of HPV exist, but only a few cause warts on your feet.Other types of HPV are more likely to cause warts on other areas of your skin or on mucous membranes.lantar warts are caused by an infection with the human papillomavirus (HPV) in the outer layer of skin on the soles of your feet. More than 100 types of HPV exist, but only a few cause warts on your feet.