Mycosis vaginalis is a vaginal inflammation caused by Candida albicans infection. The main causes of mycosis vaginalis are: 1. The actual vaginitis can be caused by the proliferation of Candida albicans; 3, sexually transmitted, if the male partner has Candida albicans infection, it can be transmitted to the female partner through sex to cause vaginitis; 4, wearing non-breathable underwear or unclean underwear can also easily cause mycosis fungoides.