A new study has discovered that variations in blood flow in the retina may explain why certain migraine patients have visual disturbances.
Blood flow changes in eyes may affect visual symptoms of migraines: Study
---Advertisement---Read: https://t.co/j4SS76D817 pic.twitter.com/fzze17ItFV
— IANS (@ians_india) January 7, 2024
---Advertisement---
The findings may provide a long-awaited visible marker for migraines that doctors may use to aid in the medical treatment of the condition. While patients with migraines often experience symptoms such as pain around the eye, sensitivity to light, blind spots and visual blurring, the mechanisms behind those symptoms have not been well understood.
Read more: Peregrine Falcon: Bird That Attacks At Lighting Strike Of 390 Km/Hr, Tears Apart The Prey; WATCH
UCLA Health researchers used a non-invasive imaging technique, known as optical coherence tomography angiography, or OCTA, to visualize changes in the retinal blood vessels of migraine patients both during and between migraine attacks. The imaging was performed on 37 migraine patients with aura symptoms, 30 migraine patients without aura symptoms and 20 healthy patients for a control group.
Read more: What! Shivering For 15 Min Burns As Much Calories As Doing Exercise For 1 Hr: Study
Researchers found that blood flow decreases in the retina during migraine attacks for both migraine patients with and without aura symptoms. However, patients with aura symptoms were found to have lower blood flow in certain areas of the retina compared to patients without aura symptoms.
Read more: Study: Having Daughter Can Increase A Father’s Longevity, Here’s How
Additionally, asymmetrical blood flow in the retinas was also correlated with which side of the head migraine patients experienced pain. The findings could indicate why some patients experience visual symptoms and may represent a biomarker for migraine attacks.
Read more: ‘You’re Overreacting!’, 5 Phrases Your Narcissist Partner Says To Gaslight You
