Articles on Medical Diseases and Conditions

Insulin was the first hormone measured successfully by radioisotope immunoassay, and insulin assay is now available in most sizable reference laboratories. Insulin is excreted primarily through the kidneys. In general, juvenile diabetics have low fasting insulin levels, and an OGTT using insulin determinations usually produces a flat curve. Mild diabetics have normal fasting insulin levels […]

The OGTT is more reliable when the patient is ambulatory and does not have other severe acute or chronic illnesses. The test should be preceded by at least 3 days of adequate carbohydrate diet and should be performed in the morning after the patient has fasted at least 10 hours (but no longer than 16 […]