Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

MAGNESIUM, 24 HOUR URINE

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB2646         Geisinger Epic ID: 17797

SPECIMEN COLLECTION
Specimen type:
24-hour urine.
Preferred collection container:
Alternate Collection Container:
24-hour urine container (glacial acetic acid preservative)
24-hour urine container (6N HCl added)
Specimen required:
15 mL aliquot of 24-hour urine preserved with 25 ml of 50% acetic acid (preferred) or 30 mL glacial acid or 6N HCl in plastic, leak-proof container.
Special notes:
Mix well. Estimate total collection volume from 24-hour urine container. Remove required aliquot. Record total volume on both aliquot tube and request slip (if applicable).

SPECIMEN PROCESSING
Transport temperature:
Refrigerated.

TEST DETAILS
Reference interval:
Magnesium, 24-Hour Urine
Females18-130 mg/24 hrs
Males 28-180 mg/24 hrs
CPT code(s):
83735
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Magnesium level in 24-hour urine specimen.
Methodology:
Atomic Absorption
Synonyms:
MAG24, Quest test code 27446

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Monday, Wednesday, Friday morning and afternoon    
Performed stat? No
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