Trichomonas, Candida, and gardnerella in cervical smears of Iranian women for cancer screening

Trichomonas vaginalis, Gardrenella vaginalis, and Candida sp are responsible for 90% of vaginitis which has been reported as important risk factors for cervical cancer. This study aimed to find the prevalence of T. vaginalis, Candida sp, and G. vaginalis in women attended the cancer clinic charity, Babol, Iran and to identify the associated risk factors. This retrospective study carried out from 1996 to July 2012 on women who attended to a cancer screening program at the cancer clinics charity, Babol, Iran. Papanicolaou test and clinical examinations were performed for each woman. In addition to Papanicolaou test results, demographic data were collected. The data were analyzed with X(2) test using SPSS software, version 18. In total, 2511 out of 33600 (7.5%) cases had vaginal infections. A total of 71 (0.2%), 2248 (6.7%), and 192 (0.6%) of subjects were infected by T. vaginalis, Candida sp, and Gardnerella, respectively. The highest rate of infection was seen in 20-30 and 30-40 years age group. The frequency of vaginal ulcers was higher in trichomoniasis (14.1%). This study demonstrated that the prevalence of T. vaginalis, Candida sp, and Gardnerella was low among the studied population. Moreover, malignant cytological alternations were not seen in any infected women.