Lead, Blood
Test Mnemonic
LEAD2
CPT Codes
- 83655 - QTY (1)
LOINC ®
5671-3
Aliases
- Pb
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Whole blood | EDTA (Royal blue) | Refrigerated |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 1 month |
| Frozen | 1 month |
| Refrigerated | 1 month |
Days Performed
Mon - Fri
Turnaround Time
1 - 3 days
Methodology
| Name | Description |
|---|---|
| Inductively Coupled Plasma / Mass Spectrometry (ICP-MS) |
Reference Range
| Lead | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Years | 99 Years | Normal | <3.5 | ug/dL | Years | 99 Years | Urgent | > 44.9 | ug/dL |
Special Info
Submit Heavy Metals requisition with specimen. Provide all required demographics to meet State Health Department requirements.
Clinical Info
The Centers for Disease Control and Prevention (CDC) recommends a blood lead reference value of less than 3.5 µg/dL (Update of the Blood Lead Reference Value – United States, 2021). The CDC’s updated “Recommended Actions Based on Blood Lead Level” can be accessed at www.cdc.gov. Consult your State Department of Health and/or applicable regulatory agencies for specific guidance on testing follow up and patient management.
Clinical Limitation
Lavender-top EDTA tubes are not acceptable.
Clinical Reference
Lead Toxicity