The treatment of warts

Warts are caused by the human papillomavirus and produce a variety of clinical manifestations, depending on the viral type and the site of the lesion. In this article, the pathophysiology of warts is reviewed briefly, and options for treatment, including liquid nitrogen, dinitrochlorobenzene, bleomycin, podophyllin, Duofilm, and surgical excision, are examined. Several case studies are also presented.