What is insulin?

What is insulin?

What is insulin?

General information

Insulin is a peptide hormone produced by the beta cells of the pancreas. It is a key hormone regulating glucose metabolism and is also involved in protein synthesis and triglyceride storage.
Type 1 diabetes mellitus (insulin-dependent diabetes mellitus) is caused by insulin deficiency due to the destruction of insulin-producing islet (beta) cells of the pancreas. Type 2 diabetes mellitus (non-insulin-dependent diabetes mellitus) is characterized by insulin resistance.
Insulin levels may be elevated in patients with pancreatic beta cell tumors (insulinomas).
An increase in the concentration of insulin in the blood is called hyperinsulinemia. In this case, the glucose content in the blood drops sharply, which can lead to hypoglycemic coma and even death, since brain activity directly depends on the concentration of glucose. Therefore, it is very important to monitor glucose levels during parenteral administration of insulin and other drugs used to treat diabetes.

What is insulin?

When are they prescribed?

Symptoms of low blood glucose (hypoglycemia): sweating, rapid heartbeat, constant hunger, confusion, blurred vision, dizziness, weakness, heart attack.
To diagnose insulinomas (pancreatic tumors) and to determine the cause of acute or chronic hypoglycemia (in combination with glucose and C-peptide measurements).
To monitor the level of endogenous insulin synthesized by beta cells.
To detect insulin resistance.
To determine when people with type 2 diabetes should start taking insulin or hypoglycemic drugs.

Patient Preparation

1. Do not eat for 8 hours before collecting the sample.
2. Do not take multivitamins or supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins, for 12 hours before collecting the sample.

Sampling

Venous blood

Response deadline

Same day

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