Tehran University of Medical Sciences Journal of Medical Bacteriology 2251-8649 1 3-4 2015 10 12 62 65 EN Mohammad Reza Pourmand Department of Pathobiology, School of Public Health, Tehran University of Medical Sciences, Tehran, IR Iran. Sanaz Dehghani Urology Research Center, Tehran University of Medical Sciences, Tehran, IR Iran. Marziyeh Hadjati Urology Research Center, Tehran University of Medical Sciences, Tehran, IR Iran. Farid Kosari Department of Pathology, Tehran University of Medical Sciences, Tehran, IR Iran. Gholamreza Pourmand Urology Research Center, Tehran University of Medical Sciences, Tehran, IR Iran. 2015 10 12 2015 10 12 Renal actinomycosis is a rare infection, and actinomycosis mostly acts as a normal flora in mouth, colon and vagina. We present a case of 56 years old man, who referred to our center for renal transplantation with kidney stone and diagnosed  with renal actinomycosis.  This case has risen possibility of rare infection that can be considered in the setting of renal transplantation. https://jmb.tums.ac.ir/index.php/jmb/article/view/29 https://jmb.tums.ac.ir/index.php/jmb/article/download/29/24