Jun 5, 2018 · The methylmalonic acid test is a simple blood test. High levels of methylmalonic acid may indicate a vitamin B-12 deficiency. Learn more about B-12 and the symptoms of vitamin B-12...

Aug 6, 2024 · A methylmalonic acid (MMA) test is a way to check for vitamin B12 deficiency. Your provider uses a sample of your blood or pee to look for high levels of MMA. Learn more about why you might need the test.

Jan 19, 2021 · Methylmalonic acid (MMA) is used as a follow-up test if someone has B12 deficiency symptoms, but regular B12 levels. Learn more here.

Feb 13, 2024 · A methylmalonic acid test is used to determine if you have a vitamin B-12 deficiency. Learn about the types of tests, what to expect, and more.

Evaluating children with signs and symptoms of methylmalonic acidemia using serum specimens. Evaluating individuals with signs and symptoms associated with a variety of causes of vitamin B12 (cobalamin) deficiency.

This test measures the level of methylmalonic acid (MMA) in blood or urine. It's used to check for vitamin B12 deficiency and may be part of newborn screening.

The methylmalonic acid blood test measures the amount of methylmalonic acid in the blood. Blood is drawn from a vein (venipuncture), usually from the inside of the elbow or the back of the hand. A needle is inserted into the vein, and the blood is collected in an air-tight vial or a syringe.

Serum methylmalonic acid (MMA) measurement is used to evaluate individuals with signs and symptoms associated with vitamin B 12 deficiency 1-7 or congenital methylmalonic academia. 8,9

Methylmalonic acid (MMA) is determined by liquid chromatography tandem mass spectrometry (LC-MS/MS) stable isotope dilution analysis. The specimen is mixed with an internal standard (methyl-d3-malonic acid). MMA and d3-MMA are isolated by solid phase extraction.

Nov 19, 2023 · Methylmalonic acid is a substance produced when proteins, called amino acids, in the body break down. Your health care provider may order this test if there are signs of certain genetic disorders, such as methylmalonic acidemia. Testing for this disorder is often done as part of a newborn screening exam.