Leukorrhea is tofu scum-like discharge, suggesting that the patient has the possibility of mycosis vaginalis. Mycosis vaginalis is a fungal infection, there are three main ways of infection: first, cross-infection of the body, the source of infection of mycosis vaginalis and ringworm, jock itch and tinea pedis, all belong to the same source of infection of fungal infections, so if the person himself has tinea pedis or tinea pedis, it will be easy to cross-infection. Second, through the clothing infection, because mold likes to survive in a moist environment, can be parasitic on the human body, can also be parasitic on clothing. If a woman’s clothing is stored in a humid environment for a long time, it is easy to breed mold, which leads to patients suffering from mycosis vaginalis. Third, sexual intercourse transmission, mycosis vaginalis can be transmitted through sexual partners.