Organic Acids, Comprehensive, Quantitative, Urine
GTR Test Accession: Help GTR000506215.8
Last updated in GTR: 2023-06-14
Last annual review date for the lab: 2023-07-07 LinkOut
At a Glance
Propionic acidemia; 2-aminoadipic 2-oxoadipic aciduria; 2-hydroxyglutaric aciduria; ...
2-Oxoisocaproic acid; 2-Oxoisovalerate; 2-ethyl-3-hydroxypropionic acid; 2-hydroxy-3-methylvaleric acid; 2-hydroxyadipic acid; ...
Biochemical Genetics - Analyte: Gas chromatography–mass spectrometry (GC-MS)
Not provided
Not provided
Not provided
Ordering Information
Offered by: Help
Quest Diagnostics Nichols Institute San Juan Capistrano
View lab's website
View lab's test page
Specimen Source: Help
Test Order Code: Help
Lab contact: Help
Biochemical Genetic Department, ,
949-728-4423 or 949-728-4817
Contact Policy: Help
Laboratory can only accept contact from health care providers. Patients/families are encouraged to discuss genetic testing options with their health care provider.
How to Order: Help
Informed consent required: Help
Based on applicable state law
Test strategy: Help
Pre-test genetic counseling required: Help
Post-test genetic counseling required: Help
Recommended fields not provided:
Conditions Help
Total conditions: 38
Condition/Phenotype Identifier
Test Targets
Analytes Help
Total analytes: 57
Analyte Associated Condition
Total methods: 1
Method Category Help
Test method Help
Instrument *
Gas chromatography–mass spectrometry (GC-MS)
* Instrument: Not provided
Clinical Information
Test purpose: Help
Recommended fields not provided:
Technical Information
Availability: Help
Tests performed
Entire test performed in-house
Analytical Validity: Help
LOQ=1-2 mmol/mol crt ; +-30% accuracy
Proficiency testing (PT):
Is proficiency testing performed for this test? Help

Method used for proficiency testing: Help
Formal PT program

PT Provider: Help
European Research Network for the Evaluation and Improvement of Screening Diagnosis and Treatment of Inherited Metabolic Disorders - External Quality Assessment Schemes, ERNDIM EQAS
Recommended fields not provided:
Regulatory Approval
FDA Review: Help
Not provided
Additional Information

IMPORTANT NOTE: NIH does not independently verify information submitted to GTR; it relies on submitters to provide information that is accurate and not misleading. NIH makes no endorsements of tests or laboratories listed in GTR. GTR is not a substitute for medical advice. Patients and consumers with specific questions about a genetic test should contact a health care provider or a genetics professional.