Test Overview
Test Methodology
Dynamic Reaction Cell-Inductively Coupled-Mass Spectrometry
Test Usage
Detecting toxic manganese exposure
Reference Range *
> or =16 years: 0.1-1.3 mcg/g creatinine. Reference values have not been established for patients that are <16 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, Friday
Analytic Time
2 - 12 days
Soft Order Code
MNCRU
MiChart Code
Manganese Creatinine Ratio, Random Urine
Synonyms
- MN-RU
- Manganese, Random Urine
Laboratory
Sendout
Reference Laboratory
Mayo MNCRU
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
2 mL urine
Minimum Volume
0.8 mL urine
Additional Information
Test sent to Mayo Medical Laboratories.
Billing
CPT Code
83785
Fee Code
AA178