Test Code LAB406 Magnesium, 24 Hour Urine
Additional Codes
Sanford Test Code: NBLD0176
Specimen Type/Requirements
24 Hour Urine Container - Urine aliquot from a well mixed and measured 24 Hour Urine (preferred)
24 Hour Urine Container - Complete 24 Hour Urine Collection (also acceptable)
Refrigerate during collection, no preservative, record total volume, mix well before aliquoting.
If more than one urine container is collected, use proportional quantities from each well mixed container for the aliquot.
See 24-Hour Urine Collection Instructions English
See 24-Hour Urine Collection Instructions Spanish
Test may be affected by gross hemolysis, gross icterus and gross lipemia.
Specimen Volume
Preferred Volume | 1.0 mL |
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Minimum Volume | 0.5 mL |
Stability/Transport
Room Temperature | 2 days | |
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Refrigerated | 2 days | Preferred for transport |
Frozen | 1 year |
Performed Test Frequency
Monday through Friday
Methodology
Enzymatic
CPT
83735
Performing Lab
Sanford Laboratories Sioux Falls
Report Available
1 - 3 days