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Test Code ALUMINUM U Aluminum, 24 Hour, Urine

Reporting Name

Aluminum, 24 Hr, U

Useful For

Monitoring aluminum exposure

 

Monitoring metallic prosthetic implant wear

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Urine


Advisory Information


 



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: Urine Tubes, 10 mL (T068)

Collection Container/Tube: Clean, plastic urine container with no metal cap or glued insert

Submission Container/Tube: Plastic urine tube (T068) or clean, plastic aliquot container with no metal cap or glued insert

Specimen Volume: 10 mL

Collection Instructions:

1. Collect urine for 24 hours.

2. Refrigerate specimen within 4 hours of completion of 24-hour collection.

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

Additional Information: See Urine Preservatives-Collection and Transportation for 24-Hour Urine Specimens in Special Instructions for multiple collections.


Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time
Urine Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Reference Values

0-17 years: not established

≥ 18 years: <10 mcg/24h

Day(s) and Time(s) Performed

Tuesday, 8 a.m; Thursday; 12 p.m

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.

CPT Code Information

82108

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ALU Aluminum, 24 Hr, U In Process

 

Result ID Test Result Name Result LOINC Value
8828 Aluminum, 24 Hr, U 26707-0
TM15 Collection Duration 13362-9
VL13 Urine Volume 3167-4

Method Description

Aluminum in serum and urine is analyzed by inductively coupled plasma-mass spectrometry in dynamic reaction cell mode using lithium (Li), gallium (Ga), and rhodium (Rh) as internal standards, and a salt matrix calibration.(Unpublished Mayo method)

Reject Due To

Hemolysis

NA

Lipemia

NA

Icterus

NA

Other

NA

Method Name

Dynamic Reaction Cell-Inductively Coupled Plasma-Mass Spectrometry (DRC-ICP-MS)

Urine Preservative Collection Options

Ambient

Yes

Refrigerated

Preferred

Frozen

Yes

6N HCl

Yes

50% Acetic Acid

Yes

Na2CO3

No

Toluene

Yes

6N HNO3

Yes

Boric Acid

No

Thymol

No