| Test Name |
Environmental Exposure Screen, Blood (Forensic) |
| Test Includes |
Acetone [Headspace GC], Antimony [ICP/MS], Arsenic [ICP/MS], Barium [ICP/MS], Bismuth [ICP/MS], Blood Alcohol Concentration (BAC) [Headspace GC], Bromides [Colorimetry], Carboxyhemoglobin [SP], Cholinesterase [EZA], Cyanide [SP], Ethanol [Headspace GC], Halocarbons [GC], Hydrocarbon Gases [GC], Isopropanol [Headspace GC], Lead [ICP/MS], Mercury [ICP/MS], Methanol [Headspace GC], Methemoglobin [SP], Selenium [ICP/MS], Sulfhemoglobin [SP], Thallium [ICP/MS], Trichloroacetic Acid [GC], Volatiles [Headspace GC] |
| Compound Synonym(s) |
COHb
Ethyl Alcohol
Isopropyl Alcohol
MHb
Methyl Alcohol
Rubbing Alcohol
SHb
Se
TCA
Trichloroacetate |
| Purpose |
Exposure Monitoring/Investigation; Overexposure/Poisoning Determination; Forensic Analysis |
| Category |
Metal/Element, Hypnotic, Sedative, Volatile, Environmental/Occupation Toxin, Biological Marker (Exposure) |
| Method(s) |
Colorimetry (C)
Enzymatic Assay (EZA)
Gas Chromatography (GC)
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
Spectrophotometry (SP)
Headspace Gas Chromatography (GC) |
| Specimen Container |
Gray top tube (Sodium Fluoride / Potassium Oxalate), Lavender top tube (EDTA), Royal Blue top tube (Trace metal-free; EDTA) |
| Special Handling |
Avoid seafood consumption for 48 hours prior to sample collection. Submit in container with a non-Heparin based anticoagulant. Tubes containing Heparin based anticoagulants are not acceptable. |
| Light Protection Required |
Not Required |
| Stability |
Room Temperature: Undetermined
Refrigerated: Undetermined
Frozen (-20 °C): Undetermined |
| Rejection Criteria |
Light Green top tube (Lithium Heparin). Glass container. Tan top tube - glass (Sodium Heparin). Royal Blue top tube (Trace metal-free; Sodium Heparin). Green top tube (Sodium Heparin). |
| Day(s) Test Set-up |
[EZA] Friday 1 day
[ICP/MS] Friday 1 day
[ICP/MS] Monday Thursday 1 day
[Colorimetry] Monday-Friday 3rd Shift 1 day
[ICP/MS] Tuesday 1 day
[SP] Tuesday Friday 1 day
[SP] Tuesday Thursday 1 day
[ICP/MS] Tuesday Thursday Saturday 1 day
[ICP/MS] Wednesday 1 day
[ICP/MS] Monday 2 days
[ICP/MS] Tuesday 2 days
[ICP/MS] Tuesday Thursday 2 days
[SP] Wednesday 2 days
[Headspace GC] Tuesday Thursday Sunday 3 days
[GC] Monday 4 days
[Headspace GC] Monday-Friday 4 days
[GC] Wednesday 4 days
[GC] Wednesday 4 days |
| Suggested CPT Code |
[Headspace GC] 82055
[ICP/MS] 84255
[GC] 84600x2
[ICP/MS] 83655
[ICP/MS] 82175
[Colorimetry] 80101
[Headspace GC] 84600
[SP] 83050
[GC] 83921
[SP] 80101x2
[ICP/MS] 83018x4
[ICP/MS] 83825
[EZA] 82480 |
Reflex Testing
(when required, addl' fee may apply) |
53250B - Alcohols and Acetone Confirmation, Blood (Forensic)
5465B - Bromide Confirmation, Blood
5636B - Cyanide Confirmation, Blood
5654B - Carbon Monoxide Exposure Biouptake Confirmation, Blood |