Vaginal yeast infection is not difficult to treat, however, it is difficult to prevent recurrence because the fungal spores are very durable and have very good endurance. Therefore, if not prevented well, vaginal yeast infection is very easy to recur.

Acute genital ulcer (Lipschutz ulcer) is a rare condition that is not sexually transmitted; however, it is often mistaken for sexually transmitted infections due to its similar symptoms.