Labcorp is a leading provider of medical laboratory services, offering a wide range of tests and screenings for individuals seeking to monitor their health or diagnose potential me... Methylmalonic Acid, Quantitative, Urine. Useful For. Evaluating children with signs and symptoms of methylmalonic acidemia using urine specimens. Evaluating individuals with signs and symptoms associated with a variety of causes of vitamin B12 (cobalamin) deficiency. Method Name. Don't let the word "acid" scare you away. Because when the job gets too tough for your standard household cleaner, it's time to try muriatic acid. Advertisement As every homeowner ...Test Code MMA Methylmalonic Acid, Quantitative, Serum Additional Codes. Mayo Test ID; MMAS: Reporting Name ... Several studies have suggested that the determination of serum or urinary methylmalonic acid could be a more reliable marker of vitamin B12 deficiency than direct vitamin B12 determination.Methylmalonic Acid and Homocysteine. Test Code. 30517. CPT Code (s) 83090, 83921. CPT Code is subject to a Medicare Limited Coverage Policy and may require a signed ABN when ordering. Ordering Restrictions may apply. Please provide SERVICE AREA INFORMATION to find available tests you can order. Not offered in Quest Diagnostics Nichols Institute ...The Methylmalonic Acid (MMA) test is used in the diagnosis of acquired cobalamin (vitamin B12) deficiency in adults and to screen for inherited organic acidemia in neonates and infants. Elevated MMA in either blood or urine indicates vitamin B12 deficiency in adults, with MMA acting as a functional biomarker for vitamin B12 status.Feb 19, 2023 ... CPT: 81404. [MMACSF] Methylmalonic Acid. SPECIMEN REQUIRED: Frozen CSF. TUBE OR CONTAINER: Sterile tube. SPECIMEN VOLUME: 1 mL. MINIMUM VOLUME ...Reason for your visit. - Select Service -Routine LabworkPediatric CollectionEmployment Wellness with Body MeasurementH Pylori TestEmployment Drug Testing - UrineEmployment Drug Testing - Oral FluidRapid Drug Test - UrineRapid Drug Test - Oral FluidSaliva Alcohol ScreenHair CollectionCOVID-19 Unexposed/Symptom Free.MMA may be ordered along with a homocysteine test when a vitamin B12 deficiency is suspected. Methylmalonic acid (MMA) found in the urine is often associated with the early stages of B12 deficiency. Vitamin B12 is necessary for the production of red blood cells from the bone marrow. When B12 levels are low, red blood cell production decreases ...Lactic acid determination is generally indicated if anion gap is <20 and if pH is >7.25 and the pCO 2 is not elevated. (Mizock uses pH 7.35 as a diagnostic criterion. 1) The measurement of lactate levels may be indicated in the clinical setting of metabolic acidosis. Serum salicylate, ethanol level, and osmolality may be helpful.The 99.5 percentile, determined from the analysis of 200 dried blood spots of unaffected controls, for methylmalonic acid (MMA), methylcitric acid (MCA), and homocysteine (HCY), are 1.58 nmol/mL, 0.62 nmol/mL, and 9.9 nmol/mL, ... (CPT) code(s) information for each test or profile. Laboratory findings for B 12 deficiency include decreased serum B 12 levels, increased methylmalonic acid and megaloblastic anemia. 2-6 Impaired hemoglobin synthesis associated with B 12 deficiency is characterized by abnormal maturation of erythrocyte precursors in the bone marrow, which results in the presence of megaloblasts with ... Folate, with vitamin B 12, is essential for DNA synthesis, which is required for normal red blood cell maturation. 2 Humans obtain folate from dietary sources including fruits, green and leafy vegetables, yeast, and organ meats. 3 Folate is absorbed through the small intestine and stored in the liver. Low folate intake, malabsorption as a ...Methylmalonic Acid, Urine (LABCORP) Test Code. 1231100359. Alias/See Also. LAB7619: Methylmalonic Acid, Urine | LABCORP EAP: 716365 ... The CPT Codes provided in this ...Get know how much does lab test cost: Baso(Absolute), Methylmalonic Acid, Serum or Plasma Direct access testing with or without insurance. ... LabCorp test: 706961 ...Synonyms: B12 Deficiency, Cobalamin Deficiency, Methylmalonate, MMA, Methylmalonic Aciduria. Primary Code: X706961 | Secondary Code: L1008. Specimen Collection Criteria: Collect (Preferred): 1 Gold-top serum separator tube (SST). (Minimum Whole Blood: 0.6 mL) Also Acceptable: 1 plain Red-top tube or 1 Dark Green-top Heparin tube. (Minimum Whole ...Have you ever wondered how intelligent you are? IQ tests have long been used as a measure of cognitive ability and are often seen as a benchmark for intelligence. However, not all ...These may include for LABCORP : NY, NJ, RI, MA or MD. For QUEST DIAGNOSTICS : NY, NJ and RI. Go to the labs below and enter your zip code. It will tell you the ...This test allows for the detection of the presence of antibodies to glutamic acid decarboxylase, which provides early evidence of autoimmune disease activity; its measurement has been shown to be useful in assisting the physician in the prediction, diagnosis, and management of patients with diabetes. 2-6. Glutamic acid decarboxylase (GAD 65) is ...The rate of urinary methylmalonic acid excretion is usually elevated in patients with occult cobalamin deficiency. Methylmalonate accumulates in man when a cobalamin deficiency state exists which is identified by low normal levels of vitamin B12. Quantitation of urine methylmalonate provides for a functional test for adequacy of this vitamin.Labcorp test details for Homocyst(e)ine. Specimen received not separated from cells (do not respin a gel-barrier tube to harvest additional serum); gross hemolysis (eg, bright red or cherry red); whole blood tube without a gel separator; plasma from a light blue-top (sodium citrate) tube or yellow-top (ACD) tube used for coagulation studies (liquid citrate tubes have a dilutional effect of ...Order a Methylmalonic Acid (MMA) Serum Test to measure the level of MMA in the blood to help detect early or mild vitamin B12 deficiency. Buy online! ... Buy LabCorp: $99.00 . Sample Report. Test Code: 706961. CPT Code: … Labcorp test details for Methylmalonic Acid, Serum or Plasma Use. Since valproic acid is highly bound, drugs that compete for protein binding sites can increase the amount of free valproic acid (biologically active protein); these include dicumarol, high dose salicylates, and phenylbutazone. If toxicity is suspected, a free valproic acid level should be obtained. Omega-3 and -6 Fatty Acids - 1. Baseline and monitoring of individuals with known CVD (acute and chronic) to determine Rx and compliance.2. ... Test Code. 91001. CPT Code(s) 82542. Print. Test Code. 91001. CPT Code(s) 82542. Ordering Restrictions may apply. Please provide SERVICE AREA INFORMATION to find available tests you can order. …An online guide to assist MidAtlantic clinicians with the collection requirements of particular tests. Visit MidAtlantic Test Directory. New York- Test ...LabCorp appointments should be scheduled through an individual lab testing site, according to LabCorp.com. Same-day appointments can be made with at least two hours notice, and wal...The concentration of total homocysteine (tHcy) in serum and plasma is elevated in both folate and cobalamin deficiencies, whereas methylmalonic acid (MMA) in serum, plasma, or urine is a specific marker of cobalamin function. The combined measurement of both metabolites is useful for the diagnosis and follow-up of these deficiency states. In addition, tHcy is elevated under various pathologic ...As of 2015, LabCorp customers can find the nearest company location by using the Find a Lab tool found on the company’s website. The LabCorp Find a Lab tool uses the customer’s add...The patient with high cholesterol (>240 mg/dL) should have a lipid panel. Patients with cholesterol levels between 200−240 mg/dL plus two other coronary heart disease risk factors should also have a lipid panel. 1 In addition to application in screening programs for evaluation of risk factors for coronary arterial disease, lipid profiling may ...The methylmalonic acid (MMA) test is a simple blood test that can provide important information about your health. It is used to screen for and diagnose certain conditions that can affect your body’s metabolism. MMA is a byproduct of the breakdown of certain proteins and fats in the body. Normally, the body is able to quickly metabolize …Labcorp test details for Valproic Acid, Free, Serum or Plasma. Skip to main content Close Menu. Logins. Individuals & Patients. Find a Lab View Test Results ... Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 070789: Free Valproic Acid (Depakote) 4087-3: 070790: Free Valproic Acid (Depakote) ug/mL:This test allows for the detection of the presence of antibodies to glutamic acid decarboxylase, which provides early evidence of autoimmune disease activity; its measurement has been shown to be useful in assisting the physician in the prediction, diagnosis, and management of patients with diabetes. 2-6 Glutamic acid decarboxylase …The methylmalonic acid test is often used along with the vitamin B-12 test or to clarify ambiguous vitamin B-12 test results. The methylmalonic acid test may also be ordered if the results of other blood tests are abnormal. For instance, abnormal results from a homocysteine test may prompt your doctor to order the methylmalonic acid test.Labcorp test details for Hepatitis C Virus (HCV) RNA, Diagnosis. Skip to main content Close Menu. Logins. Individuals & Patients. Find a Lab View Test Results ... Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 550870: HCV RNA Diagnosis, NAA: 50023-1: 550868: HCV RNA, Quantitation: IU/mL: 11011-4: 550870:Methylmalonic Acid, Urine (24-hour or Random) Order Name Methylm Acid Ur Test Number: 5613575 Revision Date 09/11/2017. Test Name Methodology LOINC Code; Methylmalonic Acid ... Performing Labcorp Test Code: 716365 : Notes: Labcorp Test Code: 716365: CPT Code(s) 83921: Lab Section:This test is set up in the Labcorp computer as a sequential series of tests to comply with customer needs and bill for testing that is performed. ... Reflex Table for Acid Fast Culture; Order Code Order Name Result Code Result Name UofM Result LOINC; Reflex 1: 183396: Organism ID by MALDI Rflx AST: 183403: Organism ID by MALDI: 76346-6: Reflex 2: Cobalamin, Methionine, and Methylmalonic Acid Pathways, Serum. Useful For. Screening and monitoring patients suspected of or confirmed with an inherited disorder of methionine, cobalamin, or propionate metabolism. Evaluating individuals with suspected deficiency of vitamin B12. Method Name. Liquid Chromatography Tandem Mass Spectrometry (LC-MS ... Labcorp test details for Vitamin B12. Skip to main content Close Menu. Logins. Individuals ... and increased excretion of methylmalonic acid. 4,8,9 The impaired synthesis associated with vitamin B 12 deficiency causes macrocytic anemias. ... Result Code Result Code Name UofM Result LOINC; 001503: Vitamin B12: 2132-9: 001503: Vitamin B12: pg/mL: the reverse). In this approach, a second-line assay, Methylmalonic Acid (MMA), Serum or Plasma [706961], is performed when the outcome of the first-line assay falls in an “equivocal” range. It has been suggested that borderline B12 levels (200–400 ng/L) should be followed up with measuring MMA levels.5 MMA levels below the Test Code LAB1883 Methylmalonic Acid, Quantitative, Urine Additional Codes. MMAU. ... Additional confirmatory testing must be performed. In adults, moderately elevated values indicate a likely vitamin B12 (cobalamin) deficiency. ... Method Description. Methylmalonic acid (MMA) is determined by liquid chromatography-tandem mass spectrometry (LC ...See list of participating sites @NCIPrevention @NCISymptomMgmt @NCICastle The National Cancer Institute NCI Division of Cancer Prevention DCP Home Contact DCP Policies Disclaimer P... Labcorp test details for Methylmalonic Acid, Serum or Plasma 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. This test may also be done with other ...For a complete list of Quest Diagnostics tests, please adjust the filter options chosen, or refer to our Directory of Services. Methylmalonic Acid, Urine with Creatinine - Methylmalonic Acid (MMA) is useful to diagnose and monitor Vitamin B12 (cobalamin) deficiency, and to diagnose and monitor patients with methylmalonic acidemia.Methylmalonic Acid, Serum ... Test ID: Z0458 CPT code: 83921 LOINC: 13964-2 Specimen Type: Red, SST OR green-top (heparin) tube Frequency: 3 - 6...Methylmalonic Acid (LABCORP) Test Code. 99901000985. Alias/See Also. LAB835: Methylmalonic Acid, Serum | LABCORP EAP: 706961 ... The CPT Codes provided in this ...Test Includes. Vitamin B12 testing is performed on all samples. If Vitamin B12 is <200 pg/mL: Intrinsic Factor Blocking Antibodies and Antiparietal Cell Antibody (APCA) will be performed at an additional charge. If Vitamin B12 is between 200 and 400 pg/mL: Methylmalonic Acid (MMA) will be performed at an additional charge.Methylmalonic aciduria and homocystinuria, CblC type (OMIM #277400) is the most common disorder of cobalamin intracellular metabolism, an autosomal recessive disease, whose biochemical hallmarks are hyperhomocysteinemia, methylmalonic aciduria and low plasma methionine. Despite being a well-recognized disease for pediatricians, …Laboratory Corporation of America (LabCorp) Test Menu; Quest Diagnostics Test Directory . Specimen Collection Information: BD Vacutainer ® Order of Draw ; ... Test Code METAC / MMAS-M Methylmalonic Acid, Quantitative, Serum Additional Codes. Software Test Code ; SoftID : METAC: EPIC: LAB835: Mayo Laboratories: MMAS: Reporting Name ...B. Test Principle. Methylmalonic acid (MMA) is analyzed by LC-MS/MS as dibutylester after liquid-liquid extraction using a modification of the method of Pedersen et al. [6]. MMA is extracted from serum (75 μL) along with an added internal standard (d3-MMA) via liquid-liquid extraction with tert-butylmethylether/H+ [7].In today’s fast-paced world, it’s crucial to have easy access to high-quality medical testing services. Whether you need a routine blood test or more specialized diagnostics, findi... Use. Since valproic acid is highly bound, drugs that compete for protein binding sites can increase the amount of free valproic acid (biologically active protein); these include dicumarol, high dose salicylates, and phenylbutazone. If toxicity is suspected, a free valproic acid level should be obtained. None Methylmalonic Acid, Serum or Plasma test cost minimal is in Private MD (Methylmalonic Acid) with price $78.99. Methylmalonic Acid, Serum or Plasma test cost max is in True Health Labs (Juli Keene Nutritionist’s Advanced Health & Nutrient Check) with price $1389.00. This laboratory test is available in 6 online lab test stores. Methylmalonic Acid, Quantitative, Urine. Useful For. Evaluating children with signs and symptoms of methylmalonic acidemia using urine specimens. Evaluating individuals with signs and symptoms associated with a variety of causes of vitamin B12 (cobalamin) deficiency. Method Name. Methylmalonic Acid, Urine (24-hour or Random) Order Name Methylm Acid Ur. Test Number: 5613575. Revision Date 09/11/2017. Test Name. Methodology. LOINC Code. Methylmalonic Acid, Urine (24-hour or Random) Liquid Chromatography/Tandem Mass Spectrometry.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. 8,9Coding tests have become a common part of job interviews for technical positions. Employers use these tests to assess a candidate’s coding skills, problem-solving abilities, and ov...Methylmalonic Acid, Urine (24-hour or Random) Order Name Methylm Acid Ur Test Number: 5613575 Revision Date 09/11/2017. Test Name Methodology LOINC Code; Methylmalonic Acid, Urine (24-hour or Random) ... Labcorp Test Code: 716365: CPT Code(s) 83921: Lab Section: Reference Lab Test Directory Service provided byTest Mnemonic. MMA. CPT Codes. 83921 - QTY (1) LOINC ® 13964-2. Aliases. MMA, Blood; Performing Laboratory. Cleveland Clinic Laboratories... Acid, Random, Urine, 46952-8, Fluticasone ... Methylmalonic Acid, and Methylcitric Acid, Blood ... LabCorp-RTP,NC, 51991-8, Referral lab test panel:-:Pt:Referral ...Labcorp test details for Amino Acid Profile, Quantitative, Urine. Skip to main content Close Menu. Logins. Individuals & Patients. Find a Lab View Test Results Pay ... Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 700140: Amino Acid Profile, Qn, Urine: 35087-6: 700069: Taurine: umol/g Cr: 28595-7:Labcorp test details for Hepatitis C Virus (HCV) RNA, Diagnosis. Skip to main content Close Menu. Logins. Individuals & Patients. Find a Lab View Test Results ... Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 550870: HCV RNA Diagnosis, NAA: 50023-1: 550868: HCV RNA, Quantitation: IU/mL: 11011-4: 550870:This test allows for the detection of the presence of antibodies to glutamic acid decarboxylase, which provides early evidence of autoimmune disease activity; its measurement has been shown to be useful in assisting the physician in the prediction, diagnosis, and management of patients with diabetes. 2-6. Glutamic acid decarboxylase (GAD 65) is ... Methylmalonic Acid, Serum (LabCorp). Get know how much does lab test cost. Direct access testing with or without insurance. ... Methylmalonic Acid, Serum test cost is ... This test measures the amount of a substance called methylmalonic acid (MMA) in your blood. MMA is typically made in tiny amounts when you digest protein. Your body makes large amounts of MMA if you have a drop in the amount of vitamin B-12. MMA is excreted through your kidneys. Your body needs B-12 to make red blood cells and to help your ... The concentration of total homocysteine (tHcy) in serum and plasma is elevated in both folate and cobalamin deficiencies, whereas methylmalonic acid (MMA) in serum, plasma, or urine is a specific marker of cobalamin function. The combined measurement of both metabolites is useful for the diagnosis and follow-up of these deficiency states. In …None Methylmalonic Acid, Serum or Plasma test cost minimal is in Private MD (Methylmalonic Acid) with price $78.99. Methylmalonic Acid, Serum or Plasma test cost max is in True Health Labs (Juli Keene Nutritionist’s Advanced Health & Nutrient Check) with price $1389.00. This laboratory test is available in 6 online lab test stores.Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 716795: Mycophenolic Acid and Metabo. 87432-1: 716796: Mycophenolic Acid: ug/mL: 23905-3: 716795: Mycophenolic Acid and Metabo. 87432-1: 716797: Mycophenolic Acid Glucuronide: ug/mL: 23906-1MMA may be ordered along with a homocysteine test when a vitamin B12 deficiency is suspected. Methylmalonic acid (MMA) found in the urine is often associated with the early stages of B12 deficiency. Vitamin B12 is necessary for the production of red blood cells from the bone marrow. When B12 levels are low, red blood cell production decreases ...LabCorp of America. CPT: 83921. PDM: 5904430. Result Interpretation. 0−378 nmol/L Disclaimer: This test was developed and its performance characteristics determined by Labcorp. It has not been cleared or approved by the Food and Drug Administration. FormsLabCorp is a leading provider of diagnostic testing services, offering a wide range of medical tests and screenings. With the advancement of technology, LabCorp has implemented an ...Keep yourself and your loved ones safe by testing for COVID-19. With over 50 million COVID-19 tests performed since the start of the pandemic, our tests continue to detect all of the variant changes being tracked by the CDC, including the Delta variant. There are four ways to get the trusted Labcorp COVID-19 PCR test.Methylmalonic Acid, Quantitative, Urine. Useful For. Evaluating children with signs and symptoms of methylmalonic acidemia using urine specimens. Evaluating individuals with signs and symptoms associated with a variety of causes of vitamin B12 (cobalamin) deficiency. Method Name.Labcorp test details for Folate (Folic Acid) Skip to main content Close Menu. Logins. Individuals & Patients. Find a Lab View Test Results Pay ... Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 002014: Folate (Folic Acid), Serum: 2284-8: 002020: Folate (Folic Acid), Serum: ng/mL: None Methylmalonic Acid, Urine test cost minimal is in LifeExtension (Urinary Methylmalonic Acid (MMA) Urine Test) with price $48.30. Methylmalonic Acid, Urine test cost max is in EconoLabs (Methylmalonic Acid (MMA), Urine) with price $250.00. This laboratory test is available in 4 online lab test stores. $48.30. Order. Jul 13, 2021 ... Code Test / Test Code. (Dictionnaire MSSS) ... LabCorp/Dynacare (https://www.labcorp.com/) ... Combined Malonic And Methylmalonic Aciduria AR 614265.The concentration of plasma MMA is elevated primarily in patients affected with methylmalonicacidaemia and patients with a nutritional deficiency of Vitamin B12 and/or folate. Acquired causes of methylmalonic acidaemia are more common. Elevated MMA levels in plasma and urine are found in patients with cobalamin (Vitamin B12) deficiency …
Methylmalonic Acid, Serum. Test ID: Z0458. CPT code: 83921. LOINC: 13964-2. Specimen Type: Red, SST OR green-top (heparin) tube. Frequency: 3 – 6 days six working days after setup by performing lab. Instructions: 2 mL Serum or Plasma from Red, SST OR green-top (heparin) tube, Refrigerated, Separate within one hour.. Harley davidson radio wiring schematic
Use. Intrinsic factor is a glycoprotein (produced by the parietal cells of the stomach) that is required for the absorption of vitamin B 12 from the diet. 1 During digestion, stomach acids dissociate B 12 from food and intrinsic factor binds to it and allows it to be absorbed in the small intestine. Conditions that impair intrinsic factor ... 0.0−14.9 mg/24 hours. If a borderline elevation of 5-HIAA is found, sample should be recollected following withdrawal of dietary and medication sources that might elevate 5-HIAA (see Patient Preparation). Nontropical sprue may cause a slight increase in urinary 5-HIAA. 5-HIAA levels are lowered by renal insufficiency and after small bowel ... Methylmalonic Acid, Urine (24-hour or Random) Order Name Methylm Acid Ur. Test Number: 5613575. Revision Date 09/11/2017. Test Name. Methodology. LOINC Code. Methylmalonic Acid, Urine (24-hour or Random) Liquid Chromatography/Tandem Mass Spectrometry.Order this Methylmalonic Acid Serum Test, which measures the level of MMA in the blood to help detect early or mild vitamin B12 deficiency. Methylmalonic acid (MMA) is a substance produced in tiny amounts necessary for human metabolism and energy production. Vitamin B12 is responsible for two critical enzymatic reactions that promote cell ...Methylmalonic Acid, Urine (24-hour or Random) Order Name Methylm Acid Ur. Test Number: 5613575. Revision Date 09/11/2017. Test Name. Methodology. LOINC Code. Methylmalonic Acid, Urine (24-hour or Random) Liquid Chromatography/Tandem Mass Spectrometry.Component Test Code* Component Chart Name LOINC; 0055663: Vitamin B12 Status: 2132-9: 0055664: Methylmalonic Acid, Serum: 13964-2Optimal Result: 0 - 1.9 mmol/mol creatinine. Interpret your laboratory results now. Get Started. Methylmalonic acid (MMA) is a substance produced in very small amounts and is necessary for human metabolism and energy production. In one step of metabolism, vitamin B12 promotes the conversion of methylmalonyl CoA (a form of MMA) to succinyl ...Labcorp test details for Hepatitis C Virus (HCV) RNA, Diagnosis. Skip to main content Close Menu. Logins. Individuals & Patients. Find a Lab View Test Results ... Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 550870: HCV RNA Diagnosis, NAA: 50023-1: 550868: HCV RNA, Quantitation: IU/mL: 11011-4: 550870:Labcorp test details for Phosphorus. Skip to main content Close Menu. Logins. Individuals & Patients. Find a Lab View Test ... Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 001024: Phosphorus: 2777-1: 001024: Phosphorus: mg/dL: 2777-1: Test Menu Right Side Menu.Methylmalonic acidemia. E71.120 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM E71.120 became effective on October 1, 2023. This is the American ICD-10-CM version of E71.120 - other international versions of ICD-10 E71.120 may differ.EconoLabs. Methylmalonic Acid (MMA), Serum. Covered tests: Methylmalonic Acid, Serum or Plasma ( LabCorp ) Covered components: Methylmalonic Acid, Serum. …For a complete list of Quest Diagnostics tests, please adjust the filter options chosen, or refer to our Directory of Services. Methylmalonic Acid, Urine with Creatinine - Methylmalonic Acid (MMA) is useful to diagnose and monitor Vitamin B12 (cobalamin) deficiency, and to diagnose and monitor patients with methylmalonic acidemia.The concentration of plasma MMA is elevated primarily in patients affected with methylmalonicacidaemia and patients with a nutritional deficiency of Vitamin B12 and/or folate. Acquired causes of methylmalonic acidaemia are more common. Elevated MMA levels in plasma and urine are found in patients with cobalamin (Vitamin B12) deficiency ….