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HelpTest Code Lead Lead Level
Useful For
Detection and quantitation of Lead in plasma.
Patient Preparation
No special patient preparation required
Special Collection Instructions
Low lead levels can be obtained with poorly filled blood sampling tubes.
Collection Method
Venous collection
Minimum Volume
Adults: 1 mL
Children <2: 0.5 mL
Container
Royal Blue EDTA
Preferred Specimen
Whole Blood
Acceptable Specimens
Purple (EDTA), Pink (EDTA), Royal Blue (EDTA), Tan (EDTA), Lavender MAP Tube (EDTA
Reference or Target Ranges
Normal range:
0-5 years: <3.5 mcg/dL
≥6 years: <5.0 mcg/dL
Reportable Units
ug/dL
Critical Value
Critical Values requiring immediate medical evaluation:
Pediatrics (< 18 years): ≥ 20 ug/dL
Adults ( ≥18 years) : ≥ 70 ug/dL
Reasons for Rejection
| Hemolysis Threshold | OK |
| Icterus Threshold | OK |
| Lipemia Threshold | OK |
| Other | QNS, contaminated, improperly labeled, improper specimen type. specimen clotted |
Specimen Stability
| Ambient | 28 days |
| Refrigerated (4°C to 8°C) | 28 days |
| Frozen(-40°C to 0°C) | 28 days |
Performance Information
| Days and Time Performed | Monday – Friday 730 AM – 430 PM |
| Expected Turn Around Time | 5 days |
| Stat Availability | No |
| Performing Bench | Toxicology |
| Methodology/Method Description | PinAAcle 900Z IVD – Electrothermal Atomization Atomic Absorption Spectrometry |
Additional Information/Important Notes
When capillary collection is requested, order “LeadCap”
CPT Codes
83655