which leads to overgrowth and leakage of blood vessels in the retina. Now, scientists have found that HIF plays a role in how the blood-retinal barrier breaks down during hypoglycemia. Researchers ...

Definition of mouse retinal blood vessels based on vessel diameter. Credit: Science Translational Medicine (2025). DOI: 10.1126/scitranslmed.adq5355 ...

they may look like normal small blood vessels connecting adjacent arterioles and venules; on the other hand, they may look like small and tortuous venous channels. The possibility exists that the part ...

CHICAGO — In this video, Clement K. Chan, MD, FACS, recaps a lecture from the Macula Society symposium at the AAO meeting. In the Arnall Patz Lecture, Richard F. Spaide, MD, discussed ...

Changes in your vision or eye health could be more than just signs of aging or digital eye strain — they might be warning signals of high blood pressure, a condition often called the silent killer.

plastic blood donor pack that contained 75 ml ... and both had severe retinopathy, with dilated and tortuous retinal vessels, multiple hemorrhages and progressive visual impairment before ...

more tortuous, and has a lower fractal dimension, which doubles the risk of stroke occurrence. Fractal dimension is a measure of the geometry of retinal blood vessels (small arteries and veins). A ...

Additional abnormalities, including retinal detachment, hyphema ... of the right eye revealed choroidal hypoplasia with the presence of larger and tortuous blood vessels, along with indications of a ...

Artificial blood vessels could improve heart bypass outcomes. ScienceDaily . Retrieved June 1, 2025 from www.sciencedaily.com / releases / 2024 / 07 / 240725154723.htm ...

“This is the first time anyone has seen retinal neurons using direct contact with blood vessels as a way of guiding them to form these precise 3-D lattices,” said Xin Duan, PhD, an associate professor ...

This is the first time anyone has seen retinal neurons using direct contact with blood vessels as a way of guiding them to form these precise 3-D lattices. This brings us closer to the possibility ...