What does low magnesium mean in a blood test

what does low magnesium mean in a blood test

Magnesium blood test

Sep 29,  · Diagnosis of low magnesium Your doctor will diagnose hypomagnesemia based on a physical exam, symptoms, medical history, and a blood test. A . Feb 24,  · Over time, low magnesium can weaken your bones, give you bad headaches, make you feel nervous, and even hurt your heart. It can also lead to low levels of other important minerals like calcium and.

A magnesium blood test measures the amount of magnesium in your blood. Magnesium what does low magnesium mean in a blood test a type of electrolyte. Electrolytes are electrically charged minerals that are responsible for many important functions and processes in your body.

Your body needs magnesium to help your muscles, nerves, and heart work properly. Magnesium also helps control blood pressure and how to do a flip flop on the ground sugar. Most of your body's magnesium is in your bones and cells. But a small amount is found in your blood. Magnesium levels in the blood that are too low or too high can be a sign of a serious health problem.

A magnesium blood test is used to check to see if you have too little or too much magnesium in the blood. Having too little magnesium, known as hypomagnesemia or magnesium deficiency, is more common than having too much magnesium, which is known as hypermagnesemia.

How to backup mac without using time machine magnesium blood test is also sometimes included with tests of other electrolytes, such as sodiumcalciumpotassiumand chloride. Your health care provider may order a magnesium blood test if you have symptoms of low magnesium or high magnesium levels. You may also need this test if you are pregnant. A magnesium deficiency can be a sign of preeclampsiaa serious form of high blood pressure the song what a friend we have in jesus affects pregnant women.

In addition, your provider may order this test if you have a health problem that can cause a magnesium deficiency. These include malnutritionalcoholismand diabetes. A health care professional will take a blood sample from a vein in your arm, using a small needle. After the needle is inserted, a small amount of blood will be collected into a test tube or vial. You may feel a little sting when the needle goes in or out.

This usually takes less than five minutes. Certain medicines can affect magnesium levels. Tell your health care provider about any prescription and over-the-counter medicines you are taking. Your provider will let you know if you need to stop taking them for a few days before your test. You'll also need to stop taking magnesium supplements before your test. There is very little risk to having a blood test. You may have slight pain or bruising at the spot where the needle was put in, but most symptoms go away quickly.

If your results show you have a magnesium deficiency, your health care provider will probably recommend you take magnesium supplements to raise levels of the mineral. If your results show you have too much magnesium, your provider may recommend IV therapies medicine given directly to your veins that can remove excess magnesium.

Learn more about laboratory tests, reference ranges, and understanding results. Your health care provider may order a magnesium in urine test, in addition to a magnesium blood test. The medical information provided is for informational purposes only, and is not to be used as a substitute for professional medical advice, diagnosis or treatment.

Please contact your health care provider with questions you may have regarding medical conditions or the interpretation of test results. Magnesium Blood Test. What is a magnesium blood test? Other names: Mg, Mag, Magnesium-Serum.

What is it used for? Why do I need a magnesium blood test? What happens during a magnesium blood test? Will I need to do anything to prepare for the test? Are there any risks to the test? What do the results mean?

If your results show you have a magnesium deficiency, it may be a sign of: Alcoholism Malnutrition Preeclampsia if you are pregnant Chronic diarrhea Digestive disorder, such as Crohn's disease or ulcerative colitis Diabetes If your results show you have a higher than normal amount of magnesium, it may be a sign of: Addison diseasea disorder of the adrenal glands Kidney disease Dehydrationthe loss of too much bodily fluids Diabetic ketoacidosis, a life-threatening complication of diabetes Overuse of antacids or laxatives that contain magnesium If your results show you have a magnesium deficiency, your health care provider will probably recommend you take magnesium supplements to raise levels of the mineral.

If you have questions about your results, talk to your health care provider. Is there anything else I need to know about a magnesium blood test? References Hinkle J, Cheever K. Magnesium, Serum; p. Lab Tests Online [Internet]. Washington D. C: American Association for Clinical Chemistry; c— What does low magnesium mean in a blood test [updated May 6; cited Jun 10]; [about 2 screens].

Magnesium [updated Dec 21; cited Jun 10]; [about 2 screens]. Pre-eclampsia [updated May 14; cited Jun 10]; [about 2 screens]. Bethesda MD : U. Magnesium blood test: Overview [updated Jun 10; cited Jun 10]; [about 2 screens].

Health Encyclopedia: Magnesium Blood [cited Jun 10]; [about 2 screens]. In the event of a medical emergency, call immediately.

Alternative Names

May 05,  · Results of a blood test can help to diagnose hypomagnesemia. A doctor may suspect that magnesium levels are low based on symptoms, or because a person has a condition commonly linked to a magnesium. A low magnesium level can be a sign of diabetes, some digestive problems, malnourishment, or long-term (chronic) alcoholism. Lower magnesium levels during pregnancy may mean preeclampsia. How is this test done? The test is done with a blood sample. Jan 26,  · Loss of body fluids (dehydration) Milk alkali syndrome (a condition in which there is a high level of calcium in the body) A low magnesium level may be due to: Alcohol use disorder. Hyperaldosteronism (adrenal gland produces too much of the hormone aldosterone) Hypercalcemia (high blood calcium level) Kidney disease.

A blood sample is needed. When the needle is inserted to draw blood, some people feel slight pain. Others feel a prick or stinging. Afterward, there may be some throbbing or a slight bruise. This soon goes away. This test is done when your health care provider suspects you have an abnormal level of magnesium in your blood. About one half of the body's magnesium is found in bone. The other half is found inside cells of body tissues and organs.

Magnesium is needed for many chemical processes in the body. It helps maintain normal muscle and nerve function, and keeps the bones strong.

Magnesium is also needed for the heart to function normally and to help regulate blood pressure. Magnesium also helps the body control blood sugar level and helps support the body's defense immune system. The normal range for blood magnesium level is 1. Normal value ranges may vary slightly among different laboratories. Some labs use different measurements or test different samples. Talk to your provider about the meaning of your specific test results.

There is little risk in having your blood taken. Veins and arteries vary in size from one person to another and from one side of the body to the other. Taking blood from some people may be more difficult than from others. Magnesium - serum. Laboratory Tests and Diagnostic Procedures. Biochemical markers of bone metabolism. St Louis, MO: Elsevier; chap Mason JB. Vitamins, trace minerals, and other micronutrients. Goldman-Cecil Medicine.

Philadelphia, PA: Elsevier Saunders; chap The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions.

Call for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. Any duplication or distribution of the information contained herein is strictly prohibited.

Information developed by A. Please discuss with your doctor any questions or concerns you may have. Medical Tests. Definition A serum magnesium test measures the level of magnesium in the blood.

How to Prepare for the Test No special preparation is needed. How the Test will Feel When the needle is inserted to draw blood, some people feel slight pain. Why the Test is Performed This test is done when your health care provider suspects you have an abnormal level of magnesium in your blood. Normal Results The normal range for blood magnesium level is 1.

Other risks may include: Excessive bleeding Fainting or feeling lightheaded Multiple punctures to locate veins Hematoma blood accumulating under the skin Infection a slight risk any time the skin is broken References Chernecky CC, Berger BJ.

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