A Study of 13315 Papanicolau Smear Diagnosesin Shohada Hospital

Objective: this study aimed to review papanicolaou (pap) smears in patients of shohada hospital in tehran.materials and methods: a cross-sectional descriptive study was carried out and a database search of all pap smear reports from 1995 to 2005 at cytopathology department was reviewed. the abnormal pap smear reports based on the bethesda system were assessed.results: a total of 13315 pap smear reports were reviewed from patients aging 20 to 79 years old. totally 6065 (45.55%) cases had diagnosis of 'negative', 293(2.21%) smears were labeled as 'inadequate', and 6799 (51.06%) reports had 'benign cellular changes'. there were 158(1.18%) abnormal pap smears consisting of 84 (53.18%) sil with undetermined grade (asc-us), 28(17.73%) low grade sil (lsil), 17(10.75%) high grade sil (hsil), 27(17.08%) carcinoma and 2(1.26%) atypical glandular cells of undetermined significance (agus). overall incidence of the cervical cancer among these samples was 0.2%. benign cellular changes numbered 6799(51.06%), of which 5365 (78.9%) smears demonstrated infectious processes.conclusion: the number of abnormal pap smears in this study is less than western countries, but is comparable with middle east and islamic regions. more prospective studies are recommended.