What is the Magnesium serum test? Why is the test done? Everything around this, that you should know, in this post, and of course our doctors are always there to help you. Just fill in your details in the form down below and we will answer all your questions for FREE!
What is a magnesium blood test?
This is a blood test that measures the amount of magnesium in the blood which is a type of electrolyte. Most of it is present in the cells and bones but only a small amount of it is present in the blood.
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What are the other names for the test?
Other names for this are:
- Mg
- Magnesium- serum
- Mag
What are the normal magnesium levels in the blood?
The normal value for magnesium in serum is 1.82-2.30 mg/dL
What is the function of magnesium?
Muscles, the heart and nerves need magnesium for proper functioning. It also has a role in controlling blood sugar and blood pressure.
What is the use of this test?
This is a useful test for measuring magnesium in the blood, thus a low level of magnesium is termed magnesium deficiency or hypomagnesemia, and high levels of magnesium are termed hypermagnesemia.
This test is included with other tests for sodium, calcium, potassium and other serum electrolytes.
What are the symptoms that indicate low magnesium levels?
The following symptoms are indicative of low magnesium:
- Confusion
- Irregular heart rate
- Muscle cramps and twitching
- Weakness
- Seizures
What are the symptoms that indicate high magnesium levels?
The following symptoms are indicative of high magnesium:
- Weak muscles
- Trouble in breathing
- Cardiac arrest
- Vomiting and nausea
- Fatigue
What are the health problems related to magnesium deficiency?
The following conditions have low magnesium levels which are:
- Preeclampsia in pregnancy
- Alcoholism
- Diabetes
- Malnutrition
- Chronic diarrhoea
- IBD (Ulcerative colitis & Crohn’s disease)
What are the health problems related to high magnesium?
- Addison’s disease
- Dehydration
- Kidney disease
- Antacids being overused
- Diabetic ketoacidosis
What preparation is to be done before the test?
Certain medicines that can affect magnesium levels need to be stopped a few days before the test. Also, magnesium supplements if are being taken should be stopped.
Is there any associated test?
The doctor may ask for additional magnesium in the urine test along with this.
