Test Details
Mnemonic
BIS
Ordering Code
3500563
CPT-4 Code(s)
83018
Specimen Information
Patient Preparation
Diet, medication and nutritional supplements may introduce interfering substances. Patients should be encouraged to discontinue nutritional supplements vitamins, minerals and non-essential over-the-counter medications (upon the advice of their physician).
Collect
Dark blue trace element EDTA
Specimen Preparation
Send 7.0 mL whole blood room temperature in the original tube or in a blue capped metal-free screw capped vial.
Minimum Volume
0.5 mL
Transport Temperature
Room temperature
Rejection Criteria
Clotted specimens, heparin anticoagulant
Specimens sent in anything but royal blue EDTA
Specimens sent in anything but royal blue EDTA
Stability
Room temperature: Indefinitely
Refrigerated: Indefinitely
Frozen: Unacceptable
Refrigerated: Indefinitely
Frozen: Unacceptable
Methodology
Quantitative Inductively Coupled Plasma - Mass Spectrometry
Reference Range
≤5.0 µg/L
Performing Laboratory
ARUP
New York DOH Approval Status
Yes