Insulin assay

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Sections available in full article Overview, Uses, Sampling, Source of test material, Quantity of test material, Sample collection technique, Quality control, Test (s), Availability, Result data, Normal (reference) values, Abnormal values, Sources, Vetstream contributor(s),
Contributors Dr David Bruyette DVM DipACVIM

Overview

  • Plasma concentrations of glucose  Blood biochemistry: glucose  and insulin are usually tightly linked.
  • Alterations in [glucose] result in rapid alteration of [insulin] to bring [glucose] back to normal range.

Uses

Alone

  • In diagnosis of insulinoma  Insulinoma  either in single sample analysis or during glucose tolerance test  Glucose tolerance test  .

In combination

  • In conjunction with glucose for insulin-glucose ratio  Insulin: glucose ratio  .

Result data

Normal (reference) values

  • Normal fasted 6-22 IU/ml.

Abnormal values

  • Values > normal in face of hypoglycemia (inappropriate response) may   →   Insulinoma.

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