Labcorp test code for methylmalonic acid

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 ...

Essential Fatty Acids - Essential fatty acids can’t be produced by your body. Find out about essential fatty acids omega-3 and omega-6 and how they should affect your diet. Adverti...Nexletol (Bempedoic Acid) received an overall rating of 10 out of 10 stars from 2 reviews. See what others have said about Nexletol (Bempedoic Acid), including the effectiveness, e...1. Background. Serum methylmalonic acid (MMA) concentrations are elevated in vitamin B-12 deficiency. It is derived from l-methylmalonyl CoA due to impaired function of l-methylmalonyl CoA mutase []. l-methylmalonyl CoA mutase requires adenosylcobalamin, a coenzyme of vitamin B-12, which converts l-methlymalonyl CoA to … Quantity not sufficient for analysis; improper labeling; tubes with boric acid or tartaric acid (e.g., BD gray-top C&S tube); Labcorp red-top C&S tube; Boricon, Bortiex, or Boricult yellow-top C&S tubes; urine transport tube with Triclosan; specimen received in Vacutainer® red/yellow urine transport tube more than 72 hours old; specimen received in urine cup stored at room temperature greater ... Clinical Significance. Methylmalonic Acid - 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 ... Whenever I can’t quite figure out what a dish needs, the answer is usually acid. It simultaneously intensifies and balances flavors like nothing else—even when you can’t immediatel...Nov 9, 2021 · The methylmalonic acid (MMA) test may be used to help diagnose an early or mild vitamin B12 deficiency. It may be ordered by itself but generally with a homocysteine test as a follow-up to a vitamin B12 test result that is in the lower end of the normal range. There are currently no official guidelines for screening for average-risk adults. Nexletol (Bempedoic Acid) received an overall rating of 10 out of 10 stars from 2 reviews. See what others have said about Nexletol (Bempedoic Acid), including the effectiveness, e...

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.Python has become one of the most popular programming languages in recent years. Its simplicity, versatility, and extensive library support make it a top choice for developers. As ... Quantity not sufficient for analysis; improper labeling; tubes with boric acid or tartaric acid (e.g., BD gray-top C&S tube); Labcorp red-top C&S tube; Boricon, Bortiex, or Boricult yellow-top C&S tubes; urine transport tube with Triclosan; specimen received in Vacutainer® red/yellow urine transport tube more than 72 hours old; specimen received in urine cup stored at room temperature greater ... 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. Clinical Information. Elevated levels of methylmalonic acid (MMA) result from inherited defects of enzymes involved in MMA metabolism or inherited or acquired deficiencies of vitamin B12 (cobalamin) or its downstream metabolites. Acquired deficiencies of vitamin B12 are much more common and can be due to intestinal malabsorption, impaired ...

Methylmalonic Acid, Urine (LABCORP) Test Code. 1231100359. Alias/See Also. LAB7619: Methylmalonic Acid, Urine | LABCORP EAP: 716365 ... The CPT Codes provided in this ...Methylmalonic Acid, Serum or Plasma. Test Code: 706961: Performing Lab: LABCORP: CPT Code: 83921 ... 0.6 mL (Note:This volume does NOT allow for repeat testing). …Order a Methylmalonic Acid Urine Test to measure the level of MMA in urine to help detect early or mild vitamin B12 deficiency. ... Walk-In Lab is prohibited from selling LabCorp tests to residents in the following states:NY, NJ, RI, MA, MD ... Buy Quest: $110.00 . Sample Report Compare. Test Code: 91032. CPT Code(s): 82570,73921. …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.Homocyst (e)ine. TEST: 706994. CPT: 83090. Print Share Include LOINC® in print. 1 - 2 days. Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional ...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: …

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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. Test Code MALON Methylmalonic Acid, Quantitative, Serum Additional Codes. Epic Order Name: METHYLMALONIC ACID QUANT Sunquest Order Code: MALON Epic Px Code: LAB2384.Performed by LabCorp, test code 706961. Reported. Report available: 3-6 days. Synonyms. MMA (Methylmalonic Acid, Serum or Plasma (Metabolic Disorders)) Result Interpretation: Reference Interval. See Laboratory Report. Administrative: CPT Codes. 83921. Specialized Testing. BC Labs LLC Reference Testing Guide; Labcorp test details for MHPG, 24-Hour Urine. 10 - 14 days. Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. Results. Labcorp Patient™ portal allows you to view, download and print your Labcorp test results, and provides tools to pay your bill online and schedule appointments. Note: available to US residents only.

LabCorp is a healthcare diagnostics company that handles everything from routine labwork to drug testing. This diagnostics service offers ways to schedule, view and manage your app...Labcorp test details for Valproic Acid, Serum or Plasma. 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; 007260: Valproic Acid (Depakote)(R),S: 4086-5: 007260: Valproic Acid (Depakote)(R),S: ug/mL:While working as a software engineer in Japan, Singapore and San Francisco for the past 10 years, Ryo Chikazawa, CEO and co-founder of Autify, came to realize that there’s one comm...Clinical Significance. Pernicious Anemia Diagnostic Panel -. This panel tests for anti-intrinsic factor antibodies, vitamin B12, and methylmalonic acid (MMA) and can be used to identify pernicious anemia as the cause of vitamin B12 deficiency. In patients with clinical suspicion of pernicious anemia, the combination of megaloblastic anemia ...Homocysteine (REFL) - An elevated concentration of homocysteine is an independent risk factor for cardiovascular disease. When used in conjunction with methylmalonic acid (MMA), these tests are useful to diagnose and monitor vitamin B12 (cobalamin) and folic acid deficiency and are often useful in evaluating macrocytosis (an elevated MVC, an erythrocytic index).Homocysteine (REFL) - An elevated concentration of homocysteine is an independent risk factor for cardiovascular disease. When used in conjunction with methylmalonic acid (MMA), these tests are useful to diagnose and monitor vitamin B12 (cobalamin) and folic acid deficiency and are often useful in evaluating macrocytosis (an elevated MVC, an …Use. Detect bacterial pathogenic organisms in the stool; diagnose typhoid fever, enteric fever, bacillary dysentery, Salmonella infection. Indications for stool culture include: 1. • Bloody diarrhea. • Fever. • Tenesmus. • Severe or persistent symptoms. • Recent travel to a third world country.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.Labcorp test details in Methylmalonic Acid, Serum or Plasma Leap to kopf content. Close Menu. Logins ... Order Codes Product Order Loinc Result Code Result Code Name UofM Outcome LOINC; 706961: Methylmalonic Acid, Whey: 13964-2: 706797: Methylmalonic Acidic, Serum: nmol/L: 13964-2:Methylmalonic Acid. Order Name METHYLMA S Test Number: 2051075 Revision Date 12/12/2022 ... Labcorp Test Code: 706961: CPT Code(s) 83921: Lab Section: Reference LabHomocyst (e)ine. TEST: 706994. CPT: 83090. Print Share Include LOINC® in print. 1 - 2 days. Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional ...

Description: Methylmalonic Acid Blood Test (Labcorp) A Methylmalonic Acid (MMA) Blood test is most often used to aid in the diagnosis of Vitamin B12 deficiency. Methylmalonic Acid production is linked to the body's Vitamin B12 level. When B12 levels drop, more MMA is produced. An MMA test is one of the earliest indicators of Vitamin B12 deficiency. 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 ... 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 ...Methylmalonic Acid, Serum (LabCorp). Get know how much does lab test cost. Direct access testing with or without insurance. Methylmalonic Acid, Serum in online lab tests stores ... Methylmalonic Acid, Serum test cost is between $78.99 and $1389.00. None $78.99. Order ...Methylmalonic acidemia is a disease that varies in age of onset, severity, and responsiveness to vitamin B12 treatment. The most severe form of the disease is the most common, has onset in early infancy, and is least responsive to vitamin B12 treatment.5 Symptoms may include1,5: • Vomiting. • Hypotonia (low muscle tone) • Lethargy (lack ...For a comprehensive workup of patients with suspected pernicious anemia, order ACASM / Pernicious Anemia Cascade, Serum, which initiates testing with measurement of vitamin B12. Depending of the vitamin B12 concentration, testing for intrinsic factor blocking antibody, gastrin, and methylmalonic acid may be added. Specimen RequiredMethylmalonic 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. LC-MS/MS is performed using mobile phases and a short column to separate MMA and d3 ...Coding assessment tests have become increasingly popular among employers as a way to evaluate the technical skills of potential candidates. These tests are designed to assess a can...Nicotinamide is the form of vitamin B 3 that is commonly found in nutritional supplements and used to fortify foods. 1,5 Nicotinic acid is available both over the counter and with a prescription as a cholesterol-lowering agent. 6-8 Niacin deficiency can result from inadequate dietary intake of niacin and/or the amino acid tryptophan.

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Test Code MALON Methylmalonic Acid, Quantitative, Serum Additional Codes. Epic Order Name: METHYLMALONIC ACID QUANT Sunquest Order Code: MALON Epic Px Code: LAB2384.labcorp-test-code-for-methylmalonic-acid 2 Downloaded from admissions.piedmont.edu on 2023-08-05 by guest Genetic Diseases of the Skin V. M. Der Kaloustian 2012-03-01 The two organs of the body most accessible to examination are the eye and the skin and its appendages. That is why, it is said, ophthalmological genetics is in such flourishing ...Main Laboratory . The Doctors Laboratory The Halo Building, 1 Mabledon Place London, WC1H 9AX, UK . Tel: +44 (0)20 7307 7373 Email: [email protected] 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 ...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 … 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 ... Feb 19, 2023 ... CPT: 81404. [MMACSF] Methylmalonic Acid. SPECIMEN REQUIRED: Frozen CSF. TUBE OR CONTAINER: Sterile tube. SPECIMEN VOLUME: 1 mL. MINIMUM VOLUME ...Performed by LabCorp, test code 706961. Reported. Report available: 3-6 days. Synonyms. MMA (Methylmalonic Acid, Serum or Plasma (Metabolic Disorders)) Result Interpretation: Reference Interval. See Laboratory Report. Administrative: CPT Codes. 83921. Specialized Testing. BC Labs LLC Reference Testing Guide;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.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. Methylmalonic Acid, Quantitative, Plasma. Useful For. Evaluating children with signs and symptoms of methylmalonic acidemia using plasma specimens. Evaluating individuals with signs and symptoms associated with a variety of causes of vitamin B12 (cobalamin) deficiency. Method Name. Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS) ….

This test was developed and its performance special determined by Labcorp. It has not been free or approved on the Food also Drug Administration. Population View Values for Serum Methylmalonic Acid Concentrations and Inherent Relationship with Age, Sex, Race-Ethnicity, Supplement Use, Kidney Function and Serum Vitamin B12 in the Post-Folic Tart ...LabCorp; Lab One (Quest Diagnostics) ... Test Code LAB835 Methylmalonic Acid, Quantitative, Serum Additional Codes. Mayo Test Code: MMAS. Useful For.Feb 9, 2023 ... Methylmalonic Acid. FDSN-foodANALYZER IgG ... Note: Any draws to be collected at a LabCorp location, test code ... Blood Testing Saliva Testing ...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. LC-MS/MS is performed using mobile phases and a short column to separate MMA and d3 ...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 byβ-hydroxybutyrate is one of three sources of ketone bodies. Ketoacidosis in diabetes usually occurs with decreased plasma pH and bicarbonate, increased glucose, and other abnormalities. As ketoacidosis and metabolic acidosis are treated, hypokalemia may become evident. A normal or low potassium on admission with ketoacidosis may indicate ...Use. Detect bacterial pathogenic organisms in the stool; diagnose typhoid fever, enteric fever, bacillary dysentery, Salmonella infection. Indications for stool culture include: 1. • Bloody diarrhea. • Fever. • Tenesmus. • Severe or persistent symptoms. • Recent travel to a third world country.Methylmalonic acidemia (MMA) is a rare and potentially fatal genetic disorder that affects metabolism and multiple body systems that affects about one in 100,000 infants. It's caused by a genetic defect that prevents the body from properly processing certain proteins. This metabolic dysfunction leads to a buildup of …Methylmalonic Acid, Urine with Creatinine - Methylmalonic Acid (MMA) is useful to diagnose and monitor Vitamin B 12 (cobalamin) deficiency, and to diagnose and monitor …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 code for methylmalonic acid, Labcorp offers test resources for allergies, amino acid, endocrine, and more., 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:, Methylmalonic Acid (LABCORP) Test Code. 99901000985. Alias/See Also. LAB835: Methylmalonic Acid, Serum | LABCORP EAP: 706961 ... The CPT Codes provided in this ..., Nicotinamide is the form of vitamin B 3 that is commonly found in nutritional supplements and used to fortify foods. 1,5 Nicotinic acid is available both over the counter and with a prescription as a cholesterol-lowering agent. 6-8 Niacin deficiency can result from inadequate dietary intake of niacin and/or the amino acid tryptophan., Coding assessment tests have become increasingly popular among employers as a way to evaluate the technical skills of potential candidates. These tests are designed to assess a can..., , LabCorp 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 ..., 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 …, Main Laboratory . The Doctors Laboratory The Halo Building, 1 Mabledon Place London, WC1H 9AX, UK . Tel: +44 (0)20 7307 7373 Email: [email protected], ... Acid, Random, Urine, 46952-8, Fluticasone ... Methylmalonic Acid, and Methylcitric Acid, Blood ... LabCorp-RTP,NC, 51991-8, Referral lab test panel:-:Pt:Referral ..., Optimal 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 ..., There are several laboratory tests which can be done to confirm a diagnosis of cholestasis of pregnancy, including bile acids. Maternal blood levels of bile salts are often at least three times the normal level in ICP; however, the levels may be 10 to 100 times normal. Blood tests can also reveal increased levels of other liver enzymes that ..., Labcorp Test Code For Methylmalonic Acid The Blood Sugar Solution Dr. Mark Hyman 2012-02-28 Find balance in your life and in your blood sugar with the easy to follow guide on leading a healthier life and being a happier person - perfect for anyone looking to take control of their body! In The Blood Sugar Solution, Dr. Mark Hyman, Limitations. This procedure may not be successful when the HCV viral load is <1000 IU/mL in serum or plasma. Mixed genotype assay results may be reported for the following combinations (genotypes 1 and 2; genotypes 1 and 3; genotypes 1 and 4) when viral concentrations are near equivalence. The assay may not report lower concentration …, Nov 16, 2021 ... This test measures the amount of methylmalonic acid (MMA) in your blood or urine. MMA is a substance made in small amounts during metabolism., Labcorp test details in Methylmalonic Acid, Serum or Plasma Leap to kopf content. Close Menu. Logins ... Order Codes Product Order Loinc Result Code Result Code Name UofM Outcome LOINC; 706961: Methylmalonic Acid, Whey: 13964-2: 706797: Methylmalonic Acidic, Serum: nmol/L: 13964-2:, ... ACID PHOSPHATASE, 96.00. 903, 792503, LB ACID PHOSPHATASE - PROSTATIC, 94.00. 904, 792504, LR ACTH ADRENOCORTICOTROPIC H. 304.00. 905, 792505, LB ACTIVATE ..., These tests also allow the assessment of possible in vitro vitamin-responsiveness of ... Innocenti M, Donati MA, Zammarchi E. Rapid 2nd-tier test for measurement of 3-OH-propionic and methylmalonic acids on dried blood spots: reducing the false-positive rate for propionylcarnitine during expanded newborn screening by …, Still looking for a good faith estimate? After entering your email address, you will receive a downloadable file containing test codes. If the test code you are looking for is not included in the emailed file and you are a self-pay patient, you can call 1.800.758.5016 Monday - Thursday, 8:30 AM – 5:00 PM and Friday, 8:30 AM – 4:00 PM Eastern Standard Time (EST) for assistance. , Elevated levels of methylmalonic acid (MMA) result from inherited defects of enzymes involved in MMA metabolism or inherited or acquired deficiencies of vitamin B12 (cobalamin) or its downstream metabolites. Acquired deficiencies of vitamin B12 are much more common and can be due to intestinal malabsorption, impaired digestion, or poor diet., Labcorp test details for Methylphenidate and Metabolite, ... Order Code Order Code Name Order Loinc ... Ritalinic Acid: ng/mL: 33507-5: Test Menu Right Side Menu. , Component Test Code* Component Chart Name LOINC; 0055663: Vitamin B12 Status: 2132-9: 0055664: Methylmalonic Acid, Serum: 13964-2, The DUTCH Complete is our flagship test and takes hormone testing to a whole new level. ... Organic acid tests (OATs) are a popular tool to evaluate health., Component Test Code* Component Chart Name LOINC; 0055663: Vitamin B12 Status: 2132-9: 0055664: Methylmalonic Acid, Serum: 13964-2, Switch to LabCorp lab tests (similar) Laboratory tests search details. Methylmalonic Acid (component) ... (Methylmalonic Acid Blood Test $269.00) Step 2: Checkout - go to Checkout and complete the checkout process there. Your total …, 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, Serum or Plasma (test) Stores: EconoLabs, Personalabs, Private MD, RequestATest, True Health Labs, Walk-In Lab LabCorp test: 706961 ( LabCorp ), The Methylmalonic Acid Urine Test, GC/MS/MS, measures the level of MMA in urine to help detect early or mild vitamin B12 deficiency. LabCorp Buy LabCorp: $109.00, 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., Serum methylmalonic acid (MMA) measurement is used to evaluate individuals with signs and symptoms associated with vitamin B12 deficiency or congenital methylmalonic …, 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 Urine Test (Labcorp) A Methylmalonic Acid (MMA) Urine test is most often used to aid in the diagnosis of Vitamin B12 deficiency . Methylmalonic Acid production is linked to the body's Vitamin B12 level. When B12 levels drop, more MMA is produced. An MMA test is one of the earliest indicators of Vitamin B12 deficiency., 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 ...