Retinal Neurodegenerative Signs in Alzheimer's Diseases

"The following examinations will be performed, after pupil dilation:~* Examination with SD-OCT (macular scans, macular volume, peri-papillary scan, retinal autofluorescence, infer-red and red-free imaging)~* Colour photographs of the retinal, centered on the macula and on the optic nerve (digital non mydriatic retinal camera)~* Wide-field colour and autofluorescence imaging (Optomap)~* Measure of intra-ocular pressure (pneumotonometer)~The following informations will be collected through a standardized questionnaire, administered face-to-face during the inclusion visit, or at the moment of the verification of eligibility criteria:~* Age, gender~* educational level~* smoking~* cardiovascular diseases, current medications~* scores at neuropsychological tests"