Test Overview
Test Methodology

Triple-Quadrupole Inductively Coupled Plasma-Mass Spectrometry (ICP-MS/MS)

Test Usage

Detecting toxic manganese exposure

Reference Range *

> or =18 years: <4.0 mcg/g creatinine. Reference values have not been established for patients that are <17 years of age.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Limitations

Contamination of urine is possible because the usual daily excretion rate is low and manganese-containing dust is common.

Test Details
Days Set Up
Tuesday
Analytic Time

3 - 9 days

Soft Order Code
MNRCU
MiChart Code
Manganese Creatinine Ratio, Random Urine
Synonyms
    Laboratory
    Sendout
    Reference Laboratory
    Mayo MNRCU
    Section
    Special Testing
    Specimen Requirements
    Collection Instructions

    Collect urine in a clean, plastic container with no metal cap or glued insert and no preservative. Collection must take place prior to or 48 hours after administering gadolinium-containing contrast media.

    Contraindications
    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.
    Normal Volume
    3 mL urine
    Minimum Volume
    0.8 mL urine
    Storage Temperature
    Refrigerated preferred, ambient or frozen acceptable
    Additional Information

    Test performed by Mayo Clinic Laboratories.

    Billing
    CPT Code
    82570, 83785
    Fee Code
    AA178
    NY State Approved
    No