Tehran University of Medical Sciences Frontiers in Dentistry 2676-296X 10 6 2013 12 15 487 93 Arash Mansourian Associated Professor, Dental Research Center Dentistry Research Institute, Department of Oral Medicine, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran. Amin Manouchehri Associated Professor, Department of Nephrology, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran. Shiva Shirazian Assistant Professor, Department of Oral Medicine, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran. Elham Moslemi Assistant Professor, Department of Oral Medicine, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran. Golnaz Haghpanah Dentist. 2015 10 16 Renal transplantation is performed in patients with end stage renal disease as the best treatment plan. However, different complications may occur in these patients due to the direct consequences of the renal disease or drug-induced suppression of the body immune system. The main objective of the present study was to compare different oral lesions in patients receiving renal transplantation with the patients undergoing dialysis referred to two hospitals in Tehran, Iran.In this cross-sectional study, 93 renal transplant patients who had received renal transplant at least 6 months prior to our study, were selected from their records at the hospitals. Furthermore, 93 candidates of renal transplantation were selected as the control group. The patients in both case and control groups underwent oral examinations and the results were analyzed by chi-square test and Spearman correlation coefficient.At least one oral lesion was found in 30 (32.2%) patients in the renal transplant group and 8 (8.6%) patents in the control subjects. The difference between the two groups was statistically significant (p https://fid.tums.ac.ir/index.php/fid/article/view/597 https://fid.tums.ac.ir/index.php/fid/article/download/597/572