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HelpTest Code LAB107A Osmolality, Gap (Calculated)
Intended Use
Results of this calculation can help determine if substances such as methanol, isopropanol, ethylene glycol, Propylene glycol, or acetone have been ingested
Methodology
Calculation using the results of BUN, glucose, sodium,alcohol, and measured osmolality
Performing Laboratory
RCH
Specimen Requirements
Preferred: Serum
Container/Tube: Plain red-top tube or serum gel tube
Acceptable: Plasma (heparinized)
Container/Tube: Lt Green/Mint top (lithium heparin) tube
Specimen: 2 mL
Collection Instructions: Forward promptly.
Specimen Stability
Refrigerated: 24 hours
Frozen (< -20C): > 24 hours
Day(s) Test Set Up
Monday through Sunday