Insulin

General

Synonym/Acronym:
N/A

Rationale
To assess the amount of insulin secreted in response to blood glucose to assist in diagnosis of insulinomas, types of hypoglycemia, and insulin-resistant pathologies.

Patient Preparation
There are no fluid or activity restrictions unless by medical direction. The patient should have fasted and refrained, with medical direction, from taking insulin, other oral hypoglycemic drugs, or multivitamins/dietary supplements containing biotin (vitamin B7) for at least 8 hr before specimen collection.

Normal Findings
Method: Electrochemiluminescence Immunoassay.

75-g Glucose LoadInsulinSI Units (Conventional Units × 6.945)
FastingLess than 17 micro-international units/LLess than 118.1 pmol/L

Critical Findings and Potential Interventions
N/A

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