Importance Biomarker testing for asymptomatic, preclinical Alzheimer disease (AD) is
invasive and expensive. Optical coherence tomographic angiography (OCTA) is a …

Background/aims As a protrusion from the brain, the retina might reflect the status of the
brain. Previous studies showed a decrease in vessel density and foveal avascular zone …

Preclinical Alzheimer, s disease (AD) is a recognized disease stage in which amyloid begins
to accumulate within the central nervous system before the onset of disease symptoms …

Purpose To explore regional variation of the macular microvasculature in patients with mild
cognitive impairment (MCI) and Alzheimer's disease (AD), also to detect the association …

Importance Retinal biomarkers reflecting in vivo brain Alzheimer disease (AD) pathologic
abnormalities could be a useful tool for screening cognitively normal (CN) individuals at the …

Purpose Patients with Alzheimer's Disease (AD) exhibit decreased retinal blood flow and
vessel density (VD). However, it is not known whether these changes are also present in …

Purpose Although Alzheimer's disease (AD) is a leading cause of dementia worldwide, its
clinical diagnosis remains a challenge. Optical coherence tomography (OCT) and OCT with …

Background To explore the retinal vascular density changes in Alzheimer's disease (AD)
and mild cognitive impairment (MCI) patients using optical coherence tomography …

The authors report the optical coherence tomography angiography (OCTA)-based
comparative assessment of the retinal microvasculature in a rare pair of 96-year-old female …

As the most common form of dementia, Alzheimer's disease (AD) is characterized by
progressive cognitive impairments and constitutes a major social burden. Currently, the …