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HelpOrder Code MNCU Manganese/Creatinine Ratio, Urine
Specimen Required
Only orderable as part of a profile. For more information see MNRCU / Manganese/Creatinine Ratio, Random, Urine.
Patient Preparation: High concentrations of gadolinium and iodine are known to interfere with most metal 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 collection 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: 3 mL
Collection Instructions:
1. Collect a random urine specimen.
2. See Metals Analysis Specimen Collection and Transport for complete instructions.
Useful For
Measurement of manganese as a part of a profile
Monitoring manganese exposure
Nutritional monitoring
Clinical trials
Special Instructions
Method Name
Only orderable as part of a profile. For more information see MNRCU / Manganese/Creatinine Ratio, Random, Urine.
Triple-Quadrupole Inductively Coupled Plasma-Mass Spectrometry (ICP-MS/MS)
Reporting Name
Manganese/Creat Ratio, USpecimen Type
UrineSpecimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated (preferred) | 28 days | |
| Frozen | 28 days | ||
| Ambient | 7 days |
Reference Values
Only orderable as part of a profile. For further information see MNRCU / Manganese/Creatinine Ratio, Random, Urine.
0-17 years: Not established
≥18 years: <4.0 mcg/g creatinine
Method Description
The metal of interest is analyzed by triple-quadrupole inductively coupled plasma mass spectrometry.(Unpublished Mayo method)
Day(s) Performed
Tuesday
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
83785