11 May Aerobic vaginitis (AV) is the name given in to a vaginal infectious entity which was not recognized as such before. It is characterized by abnormal ( dysbiotic) vaginal microflora containing aerobic, enteric bacteria, variable levels of vaginal inflammation and deficient epithelial maturation. Although AV. Causes of abnormal vaginal discharge, often accompanied by a fishy smell, include bacterial vaginosis, thrush, forgotten tampons (left in after your period), Do not just take advise from strangers on here how to treat your problems because every woman is different, and we all have different discharge and smells some. 28 Sep Vaginal odor is often linked with vaginal discharge or vaginal itching and can have different causes. Vaginal odor is often caused from a change in the bacteria that normally live in your vagina (bacterial vaginosis) or from a yeast infection. Other reasons for vaginal odor can be caused from a forgotten.