Lead Exposure Screening Test (Qualitative)
This test checks for the presence of lead in your blood, often used to screen for exposure to lead, which can be harmful to children and adults.
["A simple blood test to detect potential lead exposure that may require further evaluation or treatment."]
Key facts at a glance
- LOINC
- 39228-2
- Short code
- LEADSCREENTESTSTATUS
- Synonyms
- —
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- cphs
- Specimen volume
- 5 mL
- Stability
- Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 4–24 hours
- Order
- routine
Why This Test Is Done
Your healthcare provider may recommend this test if you have symptoms like fatigue, abdominal pain, or neurological issues, or if you live in an area with known lead contamination. It’s also commonly used in children during routine check-ups, especially in high-risk groups like those exposed to old paint or contaminated water.
What to Expect During the Test
A small blood sample is drawn from a vein in your arm. The test itself is quick and typically done in a lab setting. Results are usually available within a few days.
What the Results Mean
A positive result means lead was found in your blood, which may indicate exposure. Follow-up testing or evaluation by a specialist may be needed to determine the cause and next steps.
Next Steps After Testing
If positive, your doctor may recommend further testing (like quantitative lead levels) or steps to reduce exposure, such as dietary changes or environmental adjustments. If negative, no further action is typically needed unless symptoms persist or you have ongoing concerns about exposure.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
Clinical Significance
Short name
Lead Screening (Qual)
Frequently asked questions
How Often Should I Get This Test?
What If My Test Result Is Positive?
Can I Reduce Lead Exposure at Home?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy