The ultimate challenge of diabetes is its complications and Complications from diabetes can be classified as microvascular or macrovascular.
Microvascular complications include nervous system damage (neuropathy), renal system damage (nephropatby) and eye damage (retinopathy).
Macrovascular complications include cardiovascular disease, stroke, hypertension and peripheral vascular disease. Peripheral vascular disease may lead to gangrene, amputation and bruises or injuries that do not heal.
Others include foot ulcers or infections, dental disease, reduced resistance to infections such as influenza and pneumonia, macrosomia and other birth complications among pregnant women with diabetes.