Organic Acids
Label Mnemonic: ORGAU
Epic Lab Code: LAB418
Downtime Form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mail-out Laboratory
5231 RCP
Random Urine
Specimen Instructions:
Record patient age on requisition. Include family history, clinical condition (asymptomatic or acute episode), diet, and drug therapy information.
Collection Medium:
Yellow top round bottom tube (no additive)
Preferred Minimum: 10 mL random urine collected in TWO Yellow top round bottom tubes (no additives)

Absolute Minimum: 4 mL random urine collected in a Yellow top round bottom tube (no additives)
Delivery Instructions:
Submit specimen to laboratory as soon as possible after collection period is completed.
Testing Schedule:
Monday through Friday
Turn Around Time:
3 days upon receipt in reference laboratory (not reported on Saturday or Sunday)
Reference Range:
An interpretive report will be provided.
Useful For: Diagnosis of inborn errors of metabolism.
Gas Chromatography-Mass Spectrometry (GC-MS)
CPT Code:
See Additional Information:
Urine Tests Requiring no Preservatives