Why diabetic patients have delayed wound healing ?

15 percent of diabetics will develop a foot ulcer at some point. Foot ulcers are the most common wounds for this patient .

It all starts here .

Elevated blood glucose level leads to stiffness of the arteries and narrowing of blood vessels .

Narrowed blood vessels lead to decreased blood flow and oxygen to a wound leading to

decreases the function of red blood cells that carry nutrients to the tissue

This lowers the efficiency of the white blood cells that fight infection. Without sufficient nutrients and oxygen, a wound heals slowly.