Ten-year-old girl labia majora on both sides of the white secretion to consider may be physiological phenomenon may also be caused by vaginitis. 1. physiological phenomenon: labia majora on both sides of the white secretion may be due to sebaceous gland secretion, usually pay attention to cleanliness and hygiene, clear sebaceous gland secretion accumulation can be. 2. Vaginitis: If the ten-year-old girl’s body is weak, by bacteria, fungi and other infections, then it is easy to cause bacterial vaginitis, vulvovaginal pseudofilamentous yeast disease, etc., there will be a white discharge, accompanied by vulvar itching, redness and swelling of the mucosa of the vagina, burning pain phenomenon. If a ten-year-old girl has abnormal vulvar discharge, it is recommended to consult a doctor in time and choose a symptomatic treatment method.