Epithelial cell 3+ is one of the results of routine leukorrhea test, women’s vaginal flora normally have some shed epithelial cells, simple epithelial cell 3+ is usually normal phenomenon, if accompanied by other abnormalities in the test or accompanied by symptoms, it is an abnormal situation. Women’s routine examination of leukorrhea, not only to check women’s vaginal epithelial cells, and need to check the cleanliness of the vagina, clue cells, pseudofilamentous yeast, leukocytes, purulent cells, mycoplasma, chlamydia, trichomonas and so on. Epithelial cells 3+ if accompanied by positive for some of the items mentioned above, in this case there may be an abnormality, and common causes are vulvovaginal pseudofilamentous yeast disease, bacterial vaginitis, trichomonas vaginitis, and so on. Leukorrhea test epithelial cell 3+, if diagnosed by the doctor as abnormal, need to be developed by the doctor individualized diagnosis and treatment plan, so as to avoid delays in the condition.