Geisinger Medical Laboratories Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  


Geisinger Epic Procedure Code: LAB2597             Geisinger Epic ID: 14373

Specimen type:
Whole blood
Preferred collection container:
Alternate Collection Container:
Lavender-top (K2 EDTA) microcollection tube
Specimen required:
Microcollection tube of whole blood. Minimum 0.2 mL.
Special notes:
Use for capillary collection (fingerstick or heel stick only). Do not collect specimen in plasma separator tube (PST).

Specimen processing instructions:
Do not centrifuge. 
Transport temperature:
Refrigerated (preferred) or room temperature.
Specimen stability:
Room temperature or refrigerated: 14 days.
Rejection criteria:
Specimen collected in plasma separator tube. Stability limits exceeded.

Reference interval:
Less than 16 years old: 0-3.4 ug/dL
16 years old and above: 0–4.9 ug/dL
Critical values/courtesy alerts:
Less than 16 years old: >= 45 ug/dL
16 years old and above: >=70 ug/dL
Additional information:
Less than 16 years old: Department of Health is notified of all results.
16 years old and above: Department of Health is notified if result is at or greater than 5 ug/dL.
CPT code(s):
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Graphite Furnace Atomic Absoprtion (GFAA)
Lead, Fingerstick or Heel Stick, Pb
Lead, Micro, LEADM
Clinical significance:
Used to determine and quantitate the presence of lead in human whole blood. The presence of lead can lead to neurologic damage.
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC, FADLM
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 12/29/2022

Performing Locations

Geisinger Medical Center

Performing laboratory: Toxicology
Technical Lead: Karen Stoppie
Frequency: Tuesday-Saturday, 1st shift.
Performed STAT? No
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