Magnesium
Label Mnemonic: URMG
Epic code: LAB645
Order form: Laboratory Requisition
Supply order: Supply Order Form
Billing: Billing Policies
CPT code: 83735
Specimen(s):
Urine, Random
Collection Medium:
Clear top tube
Alternate Collection Media:
Call laboratory for additional acceptable specimen collection containers.
Minimum:
3 mL; random specimen
Testing Schedule:
24 hrs/day, 7 days a week, including holidays.
Turn Around Time:
1 hour (upon receipt in laboratory)
Methodology:
Colorimetric Endpoint
Sample Processing:
Submit in leak-proof container.
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 completed requisition into outside pocket of bag.
Transport in cooler with refrigerated coolant packs.
CPT Code:
83735
 
See Additional Information:
Urine Tests Requiring no Preservatives