Hip odor may be caused by gynecological inflammation, such as vaginitis, cervicitis will cause increased vaginal discharge, odor and other conditions, if there is cervical cancer will also appear increased secretion, the odor. If there is no gynecological inflammation for a long time without washing the underwear will also appear odor, because the vaginal secretion of leukorrhea and urine residues mixed together for a long time without cleaning there will be an odor, usually pay attention to vulvar hygiene, change underwear diligently, wash the vulva with lukewarm water can be, if it is caused by inflammation, you can use anti-inflammatory drugs in a timely manner to treat the vulva can also be used to clean the vulva. Excluding gynecological diseases may be anorectal problems, such as hemorrhoids, anal fissure, anal fistula, etc., it is best to drink more water, to keep the bowel movement, the anus localized more potassium permanganate solution sitz bath, can promote the recovery, if the hemorrhoids, fistula is serious and need timely surgery.