BENZENE BLOOD

General Information

HLAB/HOL Code: BENZ
UPHSM LIS Test #: 028980
Schedule: Daily
Testing Time: 7 days
Testing Lab: MEDTOX

Specimen Info
Only 1 specimen type required, unless otherwise specified

Volume: 20 (7.0) mL
Temperature: Refrigerate
Tube Type: Hepranized whole blood
Collection Info:
Container: Green-top (heparin) tube
Collection: Collect a minimum of two tubes; tubes should be filled to prevent loss of volatile into headspace.
Collection time: End of shift or end of exposure

Methods

Headspace gas chromatography/flame ionization detection (GC/FID)

Clinical Utilities

Evaluate exposure to benzene

CPT Codes

84600

* The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding
is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

Reference Range

Normal (unexposed population): none detected; Exposed (end of shift): Blood benzene concentrations of greater than 0.1 mg/l correlate with exposure to greater than 10 ppm benzene in air; Toxic: Blood benzene concentrations greater than 0.9 mg/l have been observed in fatal cases of benzene exposure.