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Also known as: Se
Formal name: Selenium
Related tests: Glutathione peroxidase, other trace elements; copper, zinc, manganese, iron

At a Glance

Why Get Tested?

To measure the amount of selenium in the blood (serum/plasma) in order to identify/diagnose deficiency/toxicity or to monitor the response to supplementation

When to Get Tested?

When you have symptoms that may suggest selenium deficiency or toxicity. Following guidelines for the screening of malnutrition or if at risk of malnutrition.

Sample Required?

A blood sample taken from a vein in your arm.

Test Preparation Needed?