Fig. 16. Tuberous Sclerosis Complex: astrocytic retinal hamartoma, also referred to as retinal phakoma. There are three types: translucent type (a), calcified, nodular or “mulberry” type (b), and intermediate type (c).156 These usually do not affect vision and require no treatment. About half of patients are affected and there are bilateral lesions in 25% to 30%.154–156