Fort Lauderdale, FL-High-dose (5 3 4-Gy fractions; 6 MeV) external-beam radiation therapy has only a modest and very short-lived benefit in the treatment of subfoveal choroidal neovascularization (CNV) secondary to age-related macular degeneration (AMD), according to an interim analysis of data from the Age-Related Macular Degeneration Radiotherapy Trial (AMDRT).
