Selenium

The Selenium test measures the level of selenium, an essential trace element, in the blood. Selenium plays a crucial role in antioxidant defense, thyroid function, and immune system health. This test is used to evaluate selenium status, diagnose deficiencies or excesses, and assess conditions related to selenium imbalances.

Sample type:

Serum

Preparation:

You do not need to do anything special to prepare for the sample collection. Fasting is not required for this test.

Test type:

In person or via trained mobile phlebotomist

Biomarkers

Selenium, Serum

Symptoms or conditions analyzed by this test

The Selenium test evaluates selenium status and helps diagnose conditions related to its imbalance. Low selenium levels can result in symptoms such as fatigue, muscle weakness, and increased susceptibility to infections, and may be linked to diseases like Keshan disease. Elevated selenium levels can cause gastrointestinal issues, hair loss, and neurological problems, indicating potential selenium toxicity. This test is crucial for managing and monitoring conditions associated with selenium deficiency or excess.

Question 1