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.

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
MNRCU
MiChart Code
Manganese Creatinine Ratio, Random Urine
Synonyms
  • MN-RU
  • Manganese, Random Urine
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
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