<unk>  is a highly contagious sexually transmitted infection caused by some sub-types of human papillomavirus (HPV). It is spread through direct skin-to-skin contact during oral, genital, or anal sex with an infected partner.
Genital warts
Genital candidiasis
Genital herpes
Genital ulcer
Trichostasis spinulosa
Acral nevus
Hydroa vacciniforme
Melasma