ORGANIC ACID ANALYSIS URINE

General Information

HLAB/HOL Code: ORGAC
UPHSM LIS Test #: 9404
Schedule:
Testing Time:
Testing Lab: Labcorp

Specimen Info
Only 1 specimen type required, unless otherwise specified

Volume: 10.0 (3.0) mL Random Urine
Temperature: Frozen
Tube Type: 1 10 mL Urine tube
Collection Info:
1. Collect a random urine specimen.
2. Plastic urine container, no preservative.

Causes for Rejection:  Urine too dilute; quantity not sufficient for analysis.

Methods

  Gas chromatography/mass spectrometry (GC/MS)

Clinical Utilities

Use:  Urine organic acid testing is useful in the diagnosis and monitoring of patients with inborn errors of organic acid metabolism, inborn errors of amino acid metabolism, urea cycle defects, and defects of the mitochondrial respiratory chain.

Limitations:  Organic acid analysis may fail to detect certain disorders that are characterized by minimal or intermittent metabolite excretion.

CPT Codes

83919

* The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding
is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

Reference Range

An interpretive report will be provided.