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.
Laboratory Tests. In addition to diabetes tests listed above, used for screening, diagnosing and monitoring, a few other tests may be used in the evaluation of type 1 diabetes: Diabetes autoantibodies â this test may help distinguish between type 1 and type 2 diabetes if the diagnosis is unclear.