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Test Code ARS Arsenic, Blood

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Reporting Name

Arsenic, B

Useful For

Detecting acute or very recent arsenic exposure

 

Monitoring the effectiveness of therapy

 

This test is not useful for evaluation of chronic arsenic exposure.


Ordering Guidance


The preferred method of screening for arsenic exposure is measurement of urinary arsenic concentration. Order either SPASU / Arsenic Speciation, 24 Hour, Urine or SPAS / Arsenic Speciation, Random, Urine.



Specimen Required


Patient Preparation: High concentrations of gadolinium and iodine are known to potentially interfere with most inductively coupled plasma mass spectrometry-based metal 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 Metals Analysis Specimen Collection and Transport for complete instructions.

2. Send whole blood specimen in original collection tube. Do not aliquot.


Specimen Minimum Volume

0.3 mL

Specimen Type

Whole blood

Specimen Stability Information

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

Day(s) Performed

Monday through Saturday

Reference Values

<13 ng/mL

Reference values apply to all ages.

Test Classification

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

Method Name

Triple Quadrupole Inductively Coupled Plasma Mass Spectrometry (ICP-MS/MS)

CPT Code Information

82175

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ASB Arsenic, B 5583-0

 

Result ID Test Result Name Result LOINC Value
32190 Arsenic, B 5583-0

Report Available

1 to 2 days