Test Details
Soft Order Code
SO
Laboratory
Sendout
Reference Laboratory
Children's Hospital Los Angeles
Section
Special Testing
Specimen Requirements
Collection

Collect specimen in a clean urine cup. Aliquot into a screw capped plastic tube and protect from light. Send to Specimen Processing frozen.

Special Handling

Protect from light

Alternate Specimen
Blood may be requested along with urine. To be collected on a bloodspot card and send ambient
Rejection Criteria
Not protected from light after collection
Normal Volume
10 mL urine
Minimum Volume
5 mL urine
Storage Temperature
Frozen
Additional Information

Test performed by Children's Hospital Los Ageles

Billing
CPT Code
82491, possibly 82657
NY State Approved
No