Academy of Medical Sciences of Islamic Republic of IranArchives of Iranian Medicine1029-29771312010JanuaryPhotoclinic5760ENAliasgharPeyvandiDepartment of Otololaryngology Head and Neck Surgery, Loghman Hakim Hospital, Shahid Beheshti Medical University, Tehran, Iran. aliapeyvandi@yahoo.comHabibolahPeyroviDepartment of Vascular Surgery, Taleghani Hospital, Shahid Beheshti Medical University, Tehran, Iran.NavidAhmady-RoozbahanyDepartment of Otololaryngology Head and Neck Surgery, Loghman Hakim Hospital, Shahid Beheshti Medical University, Tehran, Iran.0014010131/AIM.0014