Risks may include infection, bleeding, neurological deficits, and complications related to anesthesia. Your surgeon will discuss these risks in detail.

The test measures the concentration of magnesium in the blood to assess overall magnesium status.

No, fasting is not typically required for this test.

Causes include poor dietary intake, gastrointestinal disorders, renal issues, and certain medications.

Yes, high levels can be harmful, often due to excessive supplementation or renal failure, and need medical evaluation.

A blood sample is taken from a vein, usually in the arm, and analyzed in a laboratory.

Preparation includes a thorough evaluation by a neurologist, imaging studies, and discussions about the procedure, risks, and benefits with your medical team.