A wart on the hand is usually caused by the infection of the human papilloma virus, which can usually be removed by laser, freezing or chemical corrosion.
The wart on the hand is what we usually call common warts, is the human papilloma virus infection, the virus through the skin mucous membrane tiny break into the epithelial cell replication, proliferation, resulting in the epithelial cell abnormal differentiation and proliferation, the formation of warts. The first thing you need to do is to remove the warts with laser, freezing or chemical corrosion, and then apply interferon ointment to prevent recurrence of the treatment.
Infected with this kind of virus, mostly due to the decline of their own immunity, so usually pay attention to protect their own immunity, more exercise, to ensure that sleep. Avoid contact with other patients.
The virus is contagious and can be transmitted through traumatized wounds, so you should pay attention to hygiene in order to prevent the infection from spreading to the pubic area, armpits and other parts of the skin that are thin and tender.