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Sodium, Body Fluid
(Not a routinely available test. See 'Additional information')
|Performed by||Parnassus & Mission Bay Chemistry|
|In House Availability||Test available 24 hours per day 7 days per week|
|Method||Ion selective electrode (ISE)|
|Collection Instructions||Specimen label must contain the date the sample was collected and the legible name of the person who collected the sample.|
|Container type||Red top or clean container|
|Amount to Collect||5 mL fluid|
|Sample type||Body Fluid|
|Preferred volume||1 mL fluid|
|Min. Volume||0.2 mL fluid|
|Synonyms||Na; Body fluid electrolytes|
|Stability||Room temperature 8 hours, refrigerated 2 days, frozen at -20C 1 week|
|Turn around times||4 hours|
|Additional information||As normal samples are not available for validating the performance of this assay, the UCSF Clinical laboratory makes no claims with regard to the accuracy of the result.
All results will be appended with a disclaimer: "The reference range and other method performance specifications have not been established by the UCSF Clinical Laboratory for this body fluid. The test result must be integrated into the clinical context for interpretation."
Turbid samples, including watery stools, will be centrifuged and the test run on the supernatant.
|Last Updated||6/29/2016 17:26:43|
|Lab Procedure Link||Click here for Procedure|