OBJECTIVE To probe the relationship and clinical significance between the responsion of body fluid immunity and the infection pathogenic type in vaginitis. METHODS Using PEG, the vaginal SIgA was detected in 198 cases of signora, and pathogenic bacteria was detected by the way of smear and germiculture. RESULTS The vaginal SIgA of trichomonal vaginitis, bacterial vaginosis and mixed infection was obviously higher than that of feminine pathogenic bacteria ( P <0. 01), but there was no difference among three ...