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HelpEpic Code LAB107 Osmolality, Blood
Test Name Alias
Osmolality Serum | OSMO | 8286
Interface Order Alias
10213
Specimen Requirements
Submit only one of the following specimens:
Preferred
Specimen Type: Plasma
Container/Tube: Mint Green Top (Lithium Heparin Gel)
Volume: 4.5 mL
Minimum volume: 0.5 mL plasma
Collection Instructions: Centrifuge within 2 hours
Acceptable
Specimen Type: Serum
Container/Tube: Gold Top (Serum Separator-SST Gel)
Volume: 5 mL
Minimum volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours
Specimen Transport Temperature
Refrigerate
Specimen Stability
Ambient: 12 hours
Refrigerate: 72 hours
Frozen: aliquot plasma/serum for longer storage
Laboratory Retention: 72 hours
Test Frequency
Available 24 hours, usual TAT 1 day.
Reference Range
270 – 300 mOsm/kg H2O
Performing Department
Chemistry
Performing Department Laboratory Location
Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Blodgett Laboratory, Grand Rapids, MI
Methodology
Freezing Point Depression
CPT
83930
CDM Code
3018393001
Epic Test ID
1230101000
LOINC
Osmolality: 2692-2
Mayo Access Code
SHO8286
Reviewed Date
3/7/2024