TY - JOUR ID - 34263 TI - The evaluation of oral precancerous lesions in factory workers of Kerman city in 1998 JO - Journal of Kerman University of Medical Sciences JA - JKMU LA - en SN - 1023-9510 AU - Jahanbani, J AU - Salarpour, F AD - Assistant professor AD - Y1 - 1999 PY - 1999 VL - 6 IS - 2 SP - 199 EP - 204 KW - oral precancerous lesions .tobacco products KW - leukoplakia KW - Erythroplakia DO - N2 -   leukoplakia,erythroplakia and palatal changes due to reversed smoking(R.S) are considered as precancerous lesions .oral lichen planus has been considered as a precancerous condition.to evaluate  precancerous lesions in factory workers of Kerman city,a cross sectional study was designed in which 1167 workers(1070 men,97 women,mean age=31.8) were participated.dental mirrors,explorers and flashlight were used for oral examinations and all the workers were examined by one person.overall 115 persons 9.9% had red and white lesions and among them 43 cases (3.7%) of precancerous lesion and 6 cases (0.5%) of lichen planus were diagnosed.all biopsy speciemen showed nondysplastic leukoplakia.direct relationship was observed between cigarrette smoking habits and loukoplakia(p<0.001).there was also a reverse relationship between educational level and leukoplakia(p<0.001).loukoplakia and lichen planus were most prevalenced in the age group of 20-40 years(p<0.001). also most of the lesions were detected in buccal mucosa and vestibule.Erythroplakia and R.S were not observed at all.the study showed a high rate of precancerous lesions among the workers (3.7%).further epidemiological studies of oral precancerous lesions and the inclusion of intraoral examinations in health care programs are recommended. UR - https://jkmu.kmu.ac.ir/article_34263.html L1 - https://jkmu.kmu.ac.ir/article_34263_ea8335c2b9f5c7e33d14589df0f72a91.pdf ER -