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Test ID TLB Thallium, Blood

Useful For

Detecting toxic thallium exposure in whole blood specimens

Method Name

Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

Reporting Name

Thallium, B

Specimen Type

Whole blood


Specimen Required


Patient Preparation: High concentrations of gadolinium and iodine are known to interfere with most metals tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.

Supplies: Metal Free B-D Tube (EDTA), 6 mL (T183)

Container/Tube: Royal blue-top (EDTA) plastic trace element blood collection tube

Specimen Volume: Full tube

Collection Instructions:

1. See Trace Metals Analysis Specimen Collection and Transport in Special Instructions for complete instructions.

2. Send specimen in original tube.

Additional Information: If ordering the trace element blood collection tube from BD, order catalog #368381.


Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Whole blood Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Reference Values

0-17 years: not established

≥18 years: <2 ng/mL 

Day(s) Performed

Tuesday, Friday

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

83018

LOINC Code Information

Test ID Test Order Name Order LOINC Value
TLB Thallium, B 5743-0

 

Result ID Test Result Name Result LOINC Value
8149 Thallium, B 5743-0

Test Classification

This test was developed, and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

Report Available

1 to 5 days

NY State Approved

Yes