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
NY State Approved
No
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