[Pathogenesis and clinical observations of papillomatous diseases of the skin and of the mucous membranes (author's transl)].

In the certain skin-warts, condylomata acuminata, oral-, laryngeal- and bronchial papillomas a morphologically identic virus is often seen. This virus belongs to the papova-virus-group and causes papillomas: Independant of their localization their clinical behaviour is very similar. Using cytophotometric methods we tried to find out if there are any signs which allow to reveal malignancy in continous reappearing papillomas.