Test ID: UMGT
CPT code: 83735
LOINC:
Specimen Type: 24 hr urine
Frequency: Setup: Daily; Tat 1 day
Instructions: Collect 24hr urine, record volume and send 10mL aliquot (1mL min)
Refrigerated.
Text: Evaluate magnesium metabolism; investigate electrolyte status; work up
nephrolithiasis
Methodology: COLORIMETRIC