results from the macular photocoagulation study group have shown that argon laser photocoagulation is beneficial in reducing the risk of severe visual loss in eyes with extrafoveal choroidal neovascular membranes secondary to senile macular degeneration ( senile macular degeneration study or smds ) , ocular histoplasmosis ( ocular histoplasmosis study or ohs ) , or idiopathic neovascularization ( idiopathic neovascularization study or invs ) .
C0242383
senile macular degeneration
C0015392
ocular