Test Details
Mnemonic
NTELU
Ordering Code
3400922
CPT-4 Code(s)
82523, 82570
Specimen Information
Collect
24 hour urine
Specimen Preparation
Discard first morning urine void. Collect urine voids for the next 24 hour period. The last sample collection should be the first morning specimen voided the following morning at the same time as the previous mornings first voiding. Mix well and send 2.0 mL urine frozen in a screw capped plastic urine container. Record total volume on test requisition and specimen label.
Minimum Volume
1.0 mL
Transport Temperature
Frozen
Stability
Room temperature: 72 hours
Refrigerated: 5 days
Frozen: 30 days
Refrigerated: 5 days
Frozen: 30 days
Methodology
Chemiluminescence
Reference Range
See report
Performing Laboratory
Quest
New York DOH Approval Status
Yes