en Thoracic Surgery Thoracic Surgery case report case report <p> <strong> Abstract </strong></p><p>  Hydatid cysts are endemic hooknoses in Iran. It may involve various organs of </p><p>  body. Liver is involved in 80% and lung in 10- 15%of cases. 25% of pulmonary hydatid </p><p>  cyst is bilateral. Before any transplantations eradication of infection is necessary. </p><p>  In a 26-year old man with renal failure referred for kidney transplantation. On </p><p>  initial preoperative evaluation of this patient hydatid cyst lesion was found in two </p><p>  lungs, left side operated, and right side left in place. Under treatment with albendazole </p><p>  kidney transplantation was performed. After two-year of follow-up, patient was </p><p>  in good condition and the size of right cyst did not increased. </p> pulmonary hydatid cyst, kidney transplantation, immunosuprresion,albendasol. 48 52 http://mjiri.iums.ac.ir/browse.php?a_code=A-10-1-40&slc_lang=en&sid=1 Manoucher Aghajanzadeh Maghajanzadeh2003@yahoo.com. 20031947532846001776 20031947532846001776 Yes Guilan University of Medical Sciences. Ali Monfared 20031947532846001777 20031947532846001777 No Guilan University of Medical Sciences Rasht, Iran. Gholam-Reza Mokhtari 20031947532846001778 20031947532846001778 No Guilan University of Medical Sciences Rasht, Iran. Masood khosravi 20031947532846001779 20031947532846001779 No Guilan University of Medical Sciences Rasht, Iran. Mohamad K Lebady 20031947532846001780 20031947532846001780 No Guilan University of Medical Sciences Rasht, Iran. Farshid Poorreza 20031947532846001781 20031947532846001781 No Guilan University of Medical Sciences Rasht, Iran. Reza Orangpour 20031947532846001782 20031947532846001782 No