Osmolality

Last Modified: 1/27/2022 7:16:03 AM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements: 1.0 mL Plasma from a PST Mint Green Top Tube - Lithium Heparin (preferred)
or
1.0 mL Serum in a SST Gold Top Tube
Collection Instructions:  
Minimum Volume: 0.2 mL Plasma or Serum
Neonatal Volume: 0.3 mL Whole Blood Green Microtainer
Transport & Storage: Temperature/Stability: 24 hours Ambient
5 days Refrigerated

12 hours unspun
Reference Range: 280 - 300 mOsm/kg
Critical Ranges:  
Test Comments:  
Methodology: Freezing Point Depression
Clinical Significance:  
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Days Performed: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: Parkview Randallia Hospital, Parkview Regional Medical Center
PHL Test Code: OSMO
EPIC Test Code: LAB107
Alternate Test Names: OSB; OSMO; Osmolality Serum
Included Tests:  
CPT Coding: 83930

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