A vaginal infection may develop when there is a change in the normal balance of organisms in your vagina. These changes may be caused by an overgrowth of yeast or bacteria in your vagina. The symptoms are often similar.
The symptoms of vaginal yeast infection include:
Symptoms of a vaginal yeast infection are more likely to occur during the week before a menstrual period. Itching and redness of the vulva can also be caused by a reaction to vaginal products such as soap, bath oils, spermicidal jelly, or douches.
Vaginal yeast infections may go away on their own; persistent infections are treated with medications.
Bacterial vaginosis (BV) causes a thin, grayish white vaginal discharge with a "fishy" smell. Your symptoms may be worse after sex and following your menstrual period. Some women with BV do not have symptoms. BV may cause problems with pregnancy, such as preterm labor.
Bacterial vaginosis often clears up on its own without treatment. You may be treated with antibiotics if you have persistent symptoms or if you are pregnant.
Symptoms of a sexually transmitted disease (STD) include:
Call your health professional for an appointment if you think you may have an STD:
WebMD Medical Reference from Healthwise