Test Database

CSF amino acids – including glycine and serine

Description
Analysis by ion-exchange chromatography, post column derivitisation with ninhydrin and photometric detection
Clinical details
CSF amino acids may be requested as part of the investigation of severe onset, intractable seizures or congenital microcephaly
Related condition
Glycine encephalopathy, 3-phosphoglycerate dehydrogenase deficiency, 3-phosphoserine phosphatase deficiency, phosphoserine amino transferase deficiency and disorders of vitamin B6 metabolism
Reference range

Please contact laboratory to discuss

Units
umol/L
Synonyms
CSF, Amino acids, Metabolic, CAA
Testing site
Synnovis : Reference Services : Blackfriars Hub
Laboratory
Reference Chemistry
Sample type and volume required
CSF (plain universal). Minimum sample volume 500 uL CSF.
Call in advance
Discuss with laboratory to arrange urgent analysis
Storage and transport
A paired plasma amino acid sample required. Store frozen but sample can be sent via 1st class post.
Turnaround time
2 weeks

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