Mycotic vaginitis, also known as Candida vaginitis, is caused by 1. foot fungus and eczema: I or my family have foot fungus or eczema, which can cause mycotic vaginitis by cross-infection; 2. misuse of antibiotics; 3. excessive washing: frequent use of drugs to douche the vagina destroys the normal vaginal flora, leading to mycotic infection causing vaginitis; 4. long-term use of pads; 5. gray nails. In addition, bad habits, such as wearing tight chemical fiber underwear, sexual disorders, diabetes, etc., also tend to cause mycotic vaginitis.