Lab test
Lead Levels Blood Test - Toxicity Testing
A lead blood test measures the amount of lead in the bloodstream.
- Typical price
- From $48
- Results
- 1-3 business days
- Preparation
- See preparation notes below
- Sample
- Blood draw or sample collection at a local center
About this test
A lead blood test measures the amount of lead in the bloodstream. Lead is a heavy metal that can enter the body through contaminated dust, paint, water, soil, or some occupations, and it can affect the nervous system, blood cells, and kidneys. Blood lead testing is the standard way to evaluate recent exposure and is often used for workplace monitoring, for people living in older housing, and for children with possible exposure. Results guide further evaluation but are not a diagnosis on their own. A healthcare provider interprets the level with symptoms and exposure history.
What this test measures
- Lead (blood) The concentration of lead in a blood sample, used to detect and monitor recent exposure to the metal.
Who this test may be right for
- Adults with jobs that involve lead, such as painting, welding, plumbing, or battery work
- People who live in or remodel older homes that may contain lead paint or pipes
- Children or adults with symptoms such as fatigue, abdominal pain, or developmental concerns
- Individuals with hobbies such as stained-glass work, shooting, or casting that involve lead
- Anyone with a known exposure who needs monitoring
Before your visit
- No fasting is required for this test
- A venous blood draw is preferred over a finger-stick sample to reduce contamination
- Wash hands and avoid handling lead-containing materials before collection
- Tell the lab about medications and any occupational exposure
Understanding your results
An elevated blood lead level may indicate recent or ongoing exposure to lead. Even low levels can be associated with health effects, so results are interpreted against age-specific reference ranges. A result within range generally suggests low recent exposure but does not rule out exposure stored in bone over time. Blood lead testing is a screening tool, and results are reviewed with symptoms and exposure history. Discuss your results with a healthcare provider, who can advise whether repeat monitoring or additional evaluation is appropriate.
Order this test online
- Buy online in a few minutes - no doctor's visit needed for most tests.
- Sample collection at a patient service center near you.
- Results are typically ready within 1-3 business days.
- Secure, lab-reviewed results delivered to your account.
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Questions people ask
What does a blood lead test measure?
It measures the concentration of lead in the bloodstream, which is used to assess recent or ongoing exposure to lead.
Why is a venous blood draw preferred for lead testing?
A venous draw is less likely than a finger-stick sample to be contaminated by lead on the skin, which helps produce a more reliable lead result.
Is fasting required for a lead blood test?
No. The lead blood test does not require fasting. Avoiding contact with lead-containing dust and washing hands before collection are the important steps.
What does the Lead Levels Blood Test - Toxicity Testing measure?
This test monitors lead levels in the blood.
Do I need to fast before this test?
Follow the lab's instructions.
How long do results take?
Most Lead Levels Blood Test - Toxicity Testing results are released in 1-3 business days. Specialty testing can take longer.
Is this test right for me?
This page is educational and not medical advice. Talk to a licensed healthcare provider about which tests fit your situation.
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