Insulin - Fasting Blood test is a simple and minimally invasive blood test that involves taking a blood sample to screen the amount of insulin in the body. Insulin is an essential hormone secreted by the pancreas. The insulin test is primarily conducted to check the functioning of the pancreas. The test is also prescribed for the identification of type-1 diabetes, type-2 diabetes or gestational diabetes.
Why get tested?
It is done to screen, evaluate, diagnose, and/or monitor:
Pre-diabetes and Diabetes Mellitus
Level of insulin
Diabetes during pregnancy
Effect of diabetes treatment in patients
Blood sugar level
This test is performed to measure the level of insulin in the blood after a definite period of fasting. The insulin- fasting test helps in detecting medical disorders such as Insulinoma, diabetes, pre-diabetes, and insulin resistance.
This test includes
It is advised to fast for at least 8-12 hours before taking the test.
Consumption of alcohol must be withheld to avoid getting falsified results.
The patient may be advised to consume a simple diet by the doctor. The last meal before taking the test is generally recommended to be low in fat.
It is advised to discuss the medical history of the patient with the doctor.
It is recommended to inform the medical practitioner about on-going medications such as vitamin supplements, over-the-counter medicine or pre-existing medical conditions, in advance. Doing so may eliminate the risk of a falsified result.
Frequently asked questions
Q.Is there any risk related to Insulin - Fasting Blood Test?
No. This test does not pose any serious threat to the health of the patient. However, as the blood is drawn using a needle, patients may experience bleeding, blood collection under the skin, bruising or infection at the site of the needle prick.
Q.What conditions cause the level of blood insulin to rise in the body?
A few health conditions that may cause insulin levels in the blood to rise are high blood pressure/hypertension, obesity, abnormal levels of cholesterol and unhealthy lifestyle.