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22913 Organic Acids Screen, Urine (OAU)

Organic Acids Screen, Urine (OAU)
Test Code: ORGACID
Synonyms/Keywords
​Ref Lab Code: 80619, Metabolic Acid Screen
Useful For
Diagnosis of inborn errors of metabolism​
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
Urine (no prservative)​ Plastic, 10 mL urine tube​ ​ 10 mL​ 4 mL​ ​
Collection Processing Instructions
1. Collect a random urine specimen.
2. No preservative.
Additional Information:
1. Patient's age is required.
2. Include family history, clinical condition (asymptomatic or acute episode), diet, and drug therapy information.
Specimen Stability Information
Specimen Type Temperature Time
​Urine ​Frozen (preferred) ​90 days
​ ​Refrigerated ​24 hours
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Mayo Medical Laboratories Monday through Friday​ 3 days (not reported on Saturday or Sunday)​
Gas Chromatography/Mass Spectrometry (GC/MS)​
Reference Lab
Mayo Clinic Laboratories
Test Information
​Performance characteristics have been determined by Laboratory Medicine and Pathology, Mayo Clinic, Rochester, MN. Results should be interpreted in conjunction with clinical findings.
Reference Range Information
Interpretive report
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​83919 ​ ​ ​ ​
Synonyms/Keywords
​Ref Lab Code: 80619, Metabolic Acid Screen
Ordering Applications
Ordering Application Description
​Centricity ​Organic Acids Screen
​Cerner ​Organic Acids Screen Urine (80619)
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
Urine (no prservative)​ Plastic, 10 mL urine tube​ ​ 10 mL​ 4 mL​ ​
Collection Processing
1. Collect a random urine specimen.
2. No preservative.
Additional Information:
1. Patient's age is required.
2. Include family history, clinical condition (asymptomatic or acute episode), diet, and drug therapy information.
Specimen Stability Information
Specimen Type Temperature Time
​Urine ​Frozen (preferred) ​90 days
​ ​Refrigerated ​24 hours
Useful For
Diagnosis of inborn errors of metabolism​
Reference Range Information
Interpretive report
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Mayo Medical Laboratories Monday through Friday​ 3 days (not reported on Saturday or Sunday)​
Gas Chromatography/Mass Spectrometry (GC/MS)​
Reference Lab
Mayo Clinic Laboratories
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​83919 ​ ​ ​ ​
For most current information refer to the Marshfield Laboratory online reference manual.