Black puncta due to capillary thromboses may stud the surface. Walking causes pressure that both embeds the wart into the underlying soft tissue and causes an overlying white or yellow callus formation. This can be clearly seen in a higher magnification view . Plantar warts can be very painful when weight bearing. Venereal warts are most commonly caused by HPV types 6 and 11.
Transmission is both sexual and non sexual.
The lesions are filiform or sessile shaped. They are soft skin-colored sometimes pink, red, or brown macules, papules, or plaques. These can be pinpoint or apple size. The most frequent sites are the anorectal area and external genitalia however infection of the urethra or vagina can occur.