Wetzig P C
Am J Ophthalmol. 1979 Jan;87(1):65-73. doi: 10.1016/0002-9394(79)90193-4.
Twenty-eight eyes with retinal branch vein occlusion were treated by photocoagulation. The clinical posttreatment findings indicated rapid clearing of hemorrhages and exudates. Visual acuity in 12 (43%) eyes improved, in 11 (39%) remained static, and in five (18%) worsened.