Test Details
Mnemonic
BIS24
Ordering Code
3700534
CPT-4 Code(s)
83018
Specimen Information
Patient Preparation
Avoid taking mineral supplements and bismuth preparations such as Pepto-Bismol™ for at least 1 week prior to collection.
Collect
24 hour urine in an acid washed container.
Specimen Preparation
Collect 24 hour urine in an acid washed 24 hour urine container. Mix well and send 7.0 mL urine refrigerated in a screw capped acid-washed container.
Minimum Volume
3.0 mL
Transport Temperature
Refrigerated
Stability
Room temperature: 48 hours
Refrigerated: 5 days
Frozen: 14 days
Refrigerated: 5 days
Frozen: 14 days
Methodology
Inductively Coupled Plasma/Mass Spectrometry
Reference Range
<21 mcg/L
Performing Laboratory
Quest Valencia