Yellow spots in the eyes could be an early sign of Alzheimer’s, says study

(Merlas/Thinkstock/Getty Images)

Having yellow spots on the eyes is a known sign of agingbut now, it can also mean an early warning of Alzheimer’s. That’s what a new study from Queen’s University Belfast in Northern Ireland points out.

In the investigation with 117 patients, between 60 and 92 years old, it was discovered that 25% of the volunteers with the degenerative disease have more stains in the eyes. They also have thinner veins in the region, which could signify vascular dementia – when blood flow in the brain decreases.

The research says that, through exams ophthalmological, it will be possible to detect Alzheimer’s in its early stages, in addition to monitoring the evolution of the treatment. The method would be much cheaper and less invasive than a brain resonancewhich facilitates the diagnosis of diseases mental.

Subscribe to our newsletter and stay up to date with the latest news from

According to the researchers, the identified marks are composed of fat and calcium and form a kind of crystal, which is deposited in a layer below the retina. But if you find them in your eyes, don’t be alarmed: in most cases, they don’t have any problems. health.