Synonyms
Pb
Special Instructions
This assay is currently not available in New York state or the state of California.
Expected Turnaround Time
3 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Related Information
In-house validated method
Specimen Requirements
Specimen
Capillary blood on filter paper
Volume
2 free-falling drops of blood
Minimum Volume
1 free-falling drop of blood
Container
Filter Paper Collection Card
Collection
Two separate free-falling blood drops. Blood spots must approximate the size of the imprinted circles (dime-sized) on the supplied filter paper collector. Collected blood drops should be free-falling from the finger tip; Do NOT touch paper to skin. Do NOT place a second drop on top of a first drop.
Storage Instructions
Maintain specimen at room temperature. Stability: Room temperature: 6 months
Causes for Rejection
Spots of insufficient size; non-homogenous spots
Test Details
Use
Evaluate exposure to lead
Methodology
Inductively coupled plasma/mass spectrometry (ICP/MS)
Reference Interval
<3.5 µg/dL