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General Information

Specimen Collection Guide

Order of Specimen Collection

Stat Testing

RRH Labs Critical Value List

Anatomic Pathology:

Aspiration Biopsy

Cytopathology

Surgical Pathology

Clinical Pathology:

Clifton Springs Hospital

Elmgrove Laboratory

Newark-Wayne Hospital

RGH Laboratory

RGH Lab at Linden Oaks

UMMC Hospital

Unity Hospital

RRH Lab Directors Approval

 

Mayo Clinic Laboratories

Test Code UMG24 Magnesium, 24 Hour Urine

Specimen Volume

5.0 mL

Preferred Specimen

Urine 24 Hour

Specimen Handling Instructions

Keep sample refrigerated during collection.

Transport

Routine courier pick-up

Cutoff Time

8 p.m.Mon-Fri, 1 p.

Department

Chemistry

Methodology

Spectrophotometry

Stat Turn-around Time

N/A

Routine Turn-around Time

1 Day

Reference Ranges

24-255 mg/24 HR