The pressure causes tiny blood vessels in the retina to kink and twist, which is pointed out by one arrow.The other arrow points to "dents" in retinal veins, a condition known as A-V nicking.

The pressure causes tiny blood vessels in the retina to kink and twist, which is pointed out by one arrow. The other arrow points to "dents" in retinal veins, a condition known as A-V nicking.