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22334 Arsenic, Blood (ASB)

Arsenic, Blood (ASB)
Test Code: ARSSO
Synonyms/Keywords
As (Arsenic), Arsenic (As)
Useful For

Detection of acute or very recent arsenic exposure

Monitoring the effectiveness of therapy

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

Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​Whole blood  Royal Blue Top Tube (EDTA) plastic trace element blood collection tube​ (RBTT) ​ Full tube ​ 0.3 mL​ ​
Collection Processing Instructions
Send specimen in original collection tube.
 
Additional Information: 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.
Specimen Stability Information
Specimen Type Temperature Time
Whole blood​ ​ ​ Refrigerated (preferred)​ 28 days​
Ambient ​ 28 days​
Frozen ​ 28 days​
Performing Laboratory Information
Performing Location Day(s) Test Performed Report Available Methodology/Instrumentation
Mayo Clinic Laboratories​
 Monday through Saturday​ ​1 to 3 days
Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)​
Reference Lab
Mayo Clinic Laboratories
Reference Range Information

​Arsenic:  <13 ng/mL

Reference values apply to all ages. 

Interpretation
​Abnormal blood arsenic concentrations (>12 ng/mL) indicate significant exposure.
 
Absorbed arsenic is rapidly distributed into tissue storage sites with a blood half-life of <6 hours. Unless a blood specimen is drawn within 2 days of exposure, arsenic is not likely to be detected in a blood specimen.
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​82175 ​ ​ ​ ​
Synonyms/Keywords
As (Arsenic), Arsenic (As)
Ordering Applications
Ordering Application Description
​Centricity ​Arsenic, Blood (Mayo)
​Cerner ​Arsenic Level, Blood (8645)
​COM ​Arsenic, Blood
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​Whole blood  Royal Blue Top Tube (EDTA) plastic trace element blood collection tube​ (RBTT) ​ Full tube ​ 0.3 mL​ ​
Collection Processing
Send specimen in original collection tube.
 
Additional Information: 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.
Specimen Stability Information
Specimen Type Temperature Time
Whole blood​ ​ ​ Refrigerated (preferred)​ 28 days​
Ambient ​ 28 days​
Frozen ​ 28 days​
Useful For

Detection of acute or very recent arsenic exposure

Monitoring the effectiveness of therapy

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

Reference Range Information

​Arsenic:  <13 ng/mL

Reference values apply to all ages. 

Interpretation
​Abnormal blood arsenic concentrations (>12 ng/mL) indicate significant exposure.
 
Absorbed arsenic is rapidly distributed into tissue storage sites with a blood half-life of <6 hours. Unless a blood specimen is drawn within 2 days of exposure, arsenic is not likely to be detected in a blood specimen.
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Report Available Methodology/Instrumentation
Mayo Clinic Laboratories​
 Monday through Saturday​ ​1 to 3 days
Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)​
Reference Lab
Mayo Clinic Laboratories
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​82175 ​ ​ ​ ​
For most current information refer to the Marshfield Laboratory online reference manual.