If diabetes is not treated, there can be serious complications. The following are the different complications of diabetes type 1:
Diabetic Ketoacidosis is a frequent complication of type 1 diabetes.
Diabetic Retinopathy: High blood sugars destroy the small blood vessels behind the eye. This makes the retinal arteries leaky and prone to bleeding which can lead to blurring of vision or blindness if left untreated.