Magnesium
| Label Mnemonic: | UMG |
| Epic code: | LAB644 |
| Order form: | Laboratory Requisition |
| Supply order: | Supply Order Form |
| Billing: | Billing Policies |
| CPT code: | 83735 |
Specimen(s):
Urine 24 hr
Collection Medium:
)
|
| Urine - 24 hour/timed plastic urine container |
Alternate Collection Media:
Call laboratory for additional acceptable specimen collection
containers.
Minimum:
24 hr collection; no preservative; collections other than 24 hr will
not be calculated for mg/24 hr.
Testing Schedule:
24 hrs/day, 7 days a week, including holidays.
Turn Around Time:
3 hours (upon receipt in laboratory)
Reference Range:
60 - 210 mg/24 hours
Methodology:
Colorimetric Endpoint
Instructions:
Submit entire 24 hour collection. Record date and time of collection
on requisition.
Sample Processing:
Submit urine in leak-proof plastic container.
Label transport tube with two patient identifiers, date and time of collection.
Label transport tube with two patient identifiers, date and time of collection.
Sample Storage:
Refrigerate.
Transport Instructions:
Place labeled specimen into zip-lock type biohazard bag; seal
bag.
Place requisition in bag, seal bag, and tape securely to (urine) container.
Transport in cooler with refrigerated coolant packs.
Place requisition in bag, seal bag, and tape securely to (urine) container.
Transport in cooler with refrigerated coolant packs.