The vulva of infants and young girls is relatively delicate because of the skin, and there is no self-preventive function, if the parents do not take care of it properly, the vulvar adhesion is likely to happen, which is specifically manifested as the vulvar skin is adhered together at the vestibule, and the vaginal opening is covered, and the urethral opening is also covered in serious cases, so when there is an abnormal urination with the urinary line shifted, a lot of family members and even inexperienced doctors will think that it is an abnormality of the development of genitals, and will go to do a lot of unnecessary tests, such as checking the chromosomes, etc. How to avoid it? Chromosomes and so on, how to avoid, mainly pay attention to the vulva cleanliness and hygiene, often warm water sitz bath, avoid rough care, such as repeatedly picking the crack to watch, as early as possible to wear crotch pants, if the adhesion has occurred, should be as early as possible to the regular hospital to find an experienced doctor to deal with, in general, this adhesion is relatively loose, without anesthesia, both hands can be completed in a few seconds adhesion separation, family members do not have to be nervous, adhesion after the relaxation of the local After the adhesion is loosened, local erythromycin ointment can be applied for three days.