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Lab Test Dictionary

Arsenic Fractionation, Random, Urine (ASFRU)

Methodology

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


Synonyms

Arsine; Metals

Specimen Type

Urine, Random

Performing Lab

Mayo Medical Lab


Epic ID

Other Reference Test

Lab Test Days

Monday-Friday; 11 A.M.

Standard TAT

2-4 Days


Collection Information

Specimen Required

5-10 mL Random Urine

Container Type

Acid Washed Container

Collection Instructions

Patient should not eat seafood for a 48 hour prior prior to collection. 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.


Processing Information - Lab Use Only

Transport Temperature

Refrigerate-OK/Frozen-OK/Ambient-OK

Specimen Stability

Room Temp: 7 Days; Refrigerated: 7 Days (Preferred); Frozen: 7 Days

Test Volume Required

10 mL Random Urine

Minimum Test Volume

5 mL Random Urine


CPT Codes

82175


Revised

07-21-17

Initials

SL