en چشم Ophthalmology گزارش مورد Case Report <table align="left" cellpadding="0" cellspacing="0" hspace="0" vspace="0"> <tbody> <tr> <td align="left"> <p>Pterygium is characterized by an elastic degeneration of the conjunctiva that extends across the limbos and invades the cornea. The recurrence rate is varied from 25-80% after primary closure to 6% with free conjunctival and Iimbal grafts. Several adjunctive therapies have been investigated for recurrent pte&not;rygium. This article presents a 52-year-old athletic man who was seen for evaluation of a recurrent lesion in his right eye and treated with topical administration of IFN-&alpha;-2b (Intron A, Schering Plough, Kenilworth, NJ), 1 million units/mL 4 times a day as eye drops. &nbsp;</p> </td> </tr> </tbody> </table> <div style="clear: both;"></div> Recurrent pterygium, Interferon alpha-2b, Topical administration 30 32 http://jsurgery.bums.ac.ir/browse.php?a_code=A-10-65-1&slc_lang=en&sid=1 Mohammad Hossien Davari mhd_1337@yahoo.com 10031947532846003244 10031947532846003244 Yes Birjand University of Medical Sciences Hoda Ghitasi hoda24masoud@yahoo.com 10031947532846003245 10031947532846003245 No Hospital Duran I Reynolds Esmat Davari mhd_1337@yahoo.com 10031947532846003246 10031947532846003246 No Birjand University of Medical Sciences