Intellectual disability is a below-average cognitive ability with three (3) characteristics: Intelligent quotient (or I.Q.) is between 70-75 or below.
Identify insulin resistance. 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.
An Insulin-like Growth Factor Test, or IGF-1 Blood Test, is ordered to help diagnose the cause of growth abnormalities and to assess pituitary function. The IGF-1 Blood Test is also known as SM-C/IGF-1, Somatomedin-C, and Sulfation Factor. No fasting is required for this test, and results will be delivered within 1-2 days.