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Test Code MISCLM Arsenic Fractionation, Random, Urine

Additional Codes

MAYO Test ID
ASFRU
EPIC Test ID
LAB2608

 

Reporting Name

Arsenic Fractionation, Random, U

Useful For

Diagnosis of arsenic intoxication

Method Name

Liquid-Liquid Extraction/Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Urine


Specimen Required


Patient Preparation:

1. Patient should not eat seafood for a 48-hour period prior to start of collection.

2. 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: Aliquot Tube, 5 mL (T465)

Collection Container/Tube: Clean, plastic urine collection container

Submission Container/Tube: Plastic, 5-mL tube (T465) or a clean, plastic aliquot container with no metal cap or glued insert

Specimen Volume: 5 mL

Collection Instructions:

1. Collect a random urine specimen.

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


Specimen Minimum Volume

5 mL

Specimen Stability Information

Specimen Type Temperature Time
Urine Refrigerated (preferred) 7 days
  Ambient  7 days
  Frozen  7 days

Reject Due To

Hemolysis

NA

Lipemia

NA

Icterus

NA

Other

NA

Reference Values

INORGANIC ARSENIC

0-24 mcg/L 

Reference values apply to all ages.

Day(s) and Time(s) Performed

Monday through Friday; 8 a.m.

CPT Code Information

82175

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ASFRU Arsenic Fractionation, Random, U 54454-4

 

Result ID Test Result Name Result LOINC Value
32311 Inorganic Arsenic (Toxic) 12481-8
32312 Organic Arsenic (Non-Toxic) 53778-7

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 U.S. Food and Drug Administration.

Analytic Time

2 days