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Glycine, CSF:Plasma ratio

Item Value
Approval req'd? No
Available Stat? No
Test code
Test group Glycine
Performed by Lucille-Packard Childrens Hospital
Sendout? Yes
Patient Preparation Patients must be fasting for at least 4 hours before sample collection.

The test request should be accompanied by a brief clinical history, the tentative diagnosis, and a listing of drugs, x-rays, infant formula or dietary therapy administered within the previous 3 days.
Collection Instructions Submit both plasma and CSF samples, following the collection instructions for plasma under Amino Acids, Quantitative, 1-5 only. CSF specimen label must contain the date the sample was collected and the legible name of the person who collected the sample.
Container type CSF tube or sterile collection tube and Dark Green top
Sample type CSF & heparinized plasma
Units Ratio
Normal range CSF/plasma ratio: 0.02-0.05
Last Updated 11/21/2013 12:51:19 PM
Entry Number 452
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