PURPOSE To characterize the variations in fundus fluorescein angiography (FFA) features in idiopathic macular telangiectasia (IMT) type 2. METHODS Retrospective observational study. The authors included all the patients with IMT type 2 who underwent FFA during the period from January 2004 to December 2005. The main outcome measures were subretinal neovascularization and number and distance of...

PURPOSE To investigate whether individuals, with no family history of ataxia telangiectasia (AT), in whom idiopathic or radiation-induced ocular telangiectasia developed are carriers of ATM gene mutations. METHODS The ATM cDNA from lymphoblastoid cell lines established from 16 patients with idiopathic retinal or choroidal telangiectasia and 14 patients with radiation-induced telangiectasia af...