Genital warts are the clinical manifestation of an active infection of the male and female genital, perigenital and perianal region skin and mucous membrane, with certain strains of human papillomavirus (HPV).
The disease is both sexually and non-sexually transmitted (infected hands, iatrogenic, prenatal or perinatal transmission in children).
Venereal vegetation is highly contagious. It is regarded as the most frequent sexually transmitted infection in certain countries. It is frequently associated to other sexually transmitted diseases.