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Test Code URMNQ Manganese, 24 Hour, Urine

Reporting Name

Manganese, 24 Hr, U

Useful For

Monitoring manganese exposure in 24 hour urine collections

 

Nutritional monitoring

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Urine


Necessary Information


24-Hour volume is required.



Specimen Required


Patient Preparation: High concentrations of gadolinium and iodine are known to interfere with most metals tests. If 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, 10-mL urine tube 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

0.4 mL

Specimen Stability Information

Specimen Type Temperature Time
Urine Refrigerated (preferred) 28 days
  Frozen  28 days
  Ambient  7 days

Reference Values

<4.0 mcg/specimen

Reference values have not been established for patients that are <18 years of age.

Day(s) and Time(s) Performed

Tuesday, Friday; 8 a.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

83785

LOINC Code Information

Test ID Test Order Name Order LOINC Value
MNU Manganese, 24 Hr, U 8203-2

 

Result ID Test Result Name Result LOINC Value
8080 Manganese, 24 Hr, U 8203-2
TM26 Collection Duration 13362-9
VL24 Urine Volume 3167-4

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

Note: The addition of preservative or application of temperature controls must occur within 4 hours of completion of the collection.

Ambient

Yes

Refrigerate

Preferred

Frozen

Yes

50% Acetic Acid

No

Boric Acid

No

Diazolidinyl Urea

No

6M Hydrochloric Acid

No

6M Nitric Acid

No

Sodium Carbonate

No

Thymol

No

Toluene

No