What reason is a big hard bag growing beside vulva

vulva grew next to a big bag, may be related to the following factors: first, consider is to show vestibular gland cyst, due to vestibular gland mouth is blocked by inflammation, resulting in secretions can not be discharged in time, so the formation of cyst symptoms; second, consider is folliculitis or local tissue inflammation caused by symptoms, if the body's ability to resist disease decline, do not pay attention to personal hygiene, may cause to show local skin inflammation, so produce hard bag; Third, it may be caused by other diseases, such as eating irritating food frequently, which may cause fire, so it may cause inflammatory reaction. In addition, it may be caused by allergies and other factors, such as eczema, urticaria and other diseases. It is possible to stimulate the vulva, so it can show hard block-like substances. It is recommended to observe the symptoms first. If there is no recovery for a period of time, it is recommended to go to the hospital in time for specific examinations.