The retina is located at the back of the eye and contains light-sensitive cells and nerve cells. These cells are what allow your eyes to receive and organize the information that you see, but they are susceptible to a condition called hypoxia.
Monitor the amount of insulin produced by the beta cells in the pancreas (endogenous); in this case, a C-peptide test may also be done. Insulin and C-peptide are produced by the body at the same rate as part of the conversion of proinsulin to insulin in the pancreas.
If you donât have obvious symptoms, your insulin resistance, prediabetes, and diabetes are usually detected with a blood draw. One way to diagnose prediabetes or diabetes is with an A1C test. This test measures your average blood sugar over the past two to three months.