Pterygium is a benign conjunctival neoformation usually treated by surgical excision, but recurrences may affect 30% to 89% of cases, so that adjunctive therapies like conjunctival autografting, antimitotic drugsandbeta-irradiation(-irradiation)areoftenusedtoimprovetherateoflocalcontrol.Ouressayhas reviewedrelevantstudiesaddressingtheroleofpostoperativeirradiationinthetreatmentofpterygium in the last 30 years through an Internet-based search and hand search in libraries. Sixteen studies on -irradiation and one on soft X-ray irradiation were accessible. They covered more than ... Read more

This is the largest prospective randomized trial that addressed the value of beta irradiation after surgical excision of pterygium after that of Jurgenliemk, 86 cases (2), Nakamatsu , 73 cases (3), and De Keizer, 57 cases (4). It is also the first one that compared low-dose fractionation (20 Gy/10 fractions) with higher dose per fraction regimens (35 Gy/7 fractions). The ... Read more