<unk>  ( ) is a bacterial sexually transmitted infection characterized by painful sores on the genitalia.<unk>  is known to spread from one individual to another solely through sexual contact. However, there have been reports of accidental infection through another route which is by the hand. While uncommon in the western world, it is the most common cause of genital ulceration worldwide.
Chancroid
Genital herpes
Tinea manuum
Demodicosis
Tinea faciei
Lentigo simplex
Tinea capitis
Melanosis coli