Mycosis fungoides can be determined by the clinical symptoms and signs of the patient to determine whether it is serious or not. In severe cases, the vulva is very itchy, the patient is in pain and there is a lot of leukorrhea, which is often thick and tofu-like and sticks to the vulva and vaginal walls. Some women also experience pain during intercourse and urination, which is caused by urine irritation of the edematous vulva and vestibule. During gynecological examination, the doctor will find that the vulva is flushed, edematous, with scratches, and in severe cases, the epidermis will be peeled off, the mucous membranes of the vagina are congested and edematous, with a large number of white lumps adhering, and in some cases, vesicles and superficial ulcers may be seen on the walls of the vagina.