Vulvovaginal itching is not usually caused by Mycoplasma hominis infection. Vulvovaginal itching may be caused by allergic factors, mold infection and other causes of vulvovaginitis, suffering from long eczema may also cause itching; Mycoplasma hominis infection does not usually cause vulvovaginal itching, but it can cause urethritis, the patient can manifest as frequent urination, urinary urgency, urinary pain, urethra has a burning sensation, increase in secretion, urethral opening red and swollen, urinary difficulties and other symptoms. Patients with itchy pubic need to do pubic examination, examination of secretions, bacterial culture, antibody test, etc., to understand the cause of the disease treatment, pay attention to personal hygiene, do not have unclean sex. People with itchy pubic area need to consult the doctor in time, do not delay the condition, do not self-medication, to avoid adverse results, to be treated under the guidance of the physician’s interview.