24-72 hours after setup at PeaceHealth Laboratories’ reference lab.
CPT Code:
83655-90
Specimen Collection Details
Collection:
24-hour or random urine in a plastic container. Refrigerate during collection.
Handling:
Record total volume and collection time on test request form. Aliquot into two ARUP trace Element-Free transport tubes, available from Client Services.
Stability:
7 days ambient, 14 days refrigerated, or 1 year frozen.
Standard Volume:
10 mL urine aliquot.
Minimum Volume:
5 mL urine aliquot.
Transport:
Refrigerated.
Comments:
Studies indicate that refrigeration of urine during and after collection alone preserves specimens adequately, if tested within 14 days of collection.
Rejection Criteria:
Urine collected within 48 hours after administration of gadolinium (Gd) containing contrast media (may occur with MRI studies); acid preserved urine.