RBC Magnesium Blood Test | Lahalak Platform
Measure magnesium levels within red blood cells for a more accurate assessment of total body stores, detecting hidden deficiencies that standard serum tests might miss.
Scientific name: Red Blood Cell (RBC) Magnesium Test
The red blood cell magnesium (RBC) test measures the level of magnesium within red blood cells. Unlike serum magnesium, which measures only the free, extracellular portion, this test is a more accurate indicator of total cellular magnesium levels in the body, since 99% of magnesium is found within cells. It is useful for assessing long-term magnesi...
Service type
Laboratory test (Blood)
Duration
10-15 minutes
Fasting
Fasting is not required
Included Services
- A detailed analysis to measure the concentration of magnesium within red blood cells (RBC Magnesium).
- Consult an internist, nutritionist, or endocrinologist to interpret the results.
- Personal support services from Halak.
Medical Service Information
Conditions & Notices
- Fasting is not mandatory for this test, but fasting for 8-12 hours may give more consistent results.
- The sample is collected in a special tube containing an anticoagulant (heparin or EDTA), and the red blood cells must be quickly separated from the serum after the blood is drawn to prevent magnesium from leaking out.
- The doctor should be informed of all medications and dietary supplements the patient is taking, especially diuretics and magnesium or calcium supplements.
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