Vascular (VAS-kyoo-ler): relating to the body’s blood vessels.
vein : a blood vessel that carries blood to the heart.
very-long-acting insulin: a type of insulin that starts to lower blood glucose within 1 hour after injection and keeps working evenly for 24 hours after injection.
very-low-density lipoprotein (VLDL) cholesterol : a form of cholesterol in the blood; high levels may be related to cardiovascular disease.
vitrectomy (vih-TREK-tuh-mee): surgery to restore sight in which the surgeon removes the cloudy vitreous humor in the eye and replaces it with a salt solution.
vitreous humor (VIH-tree-us): the clear gel that lies behind the eye’s lens and in front of the retina.
void: to urinate; to empty the bladder.
Wound care: steps taken to ensure that a wound such as a foot ulcer heals correctly. People with diabetes need to take special precautions so wounds do not become infected.
Xylitol (ZY-lih-tall): a carbohydrate-based sweetener found in plants and used as a substitute for sugar; provides calories. Found in some mints and chewing gum.