The Leeds Teaching Hospitals NHS Trust

Amino acids (CSF)

Amino acids (CSF)

Most commonly requested for the investigation of seizures and other neurological problems e.g. CSF glycine for non-ketotic hyperglycinaemia (NKH) and CSF serine for serine deficiency disorders.

Tube Plain Universal
ID 29921
Availability Weekdays
Additional Information Please note a paired plasma sample is required for the diagnosis of NKH.
Turn Around 10 days. Please contact the Biochemical Genetics laboratory for enquiries regarding urgent samples (0113 2064256).
Send to Specialist Laboratory Medicine
Block 46
St James hospital
Beckett Street
Collection Con Minimum volume: 0.2 mL

Instructions for lab: Send to Block 46. If storage required (overnight or over the weekend) store refrigerated at 2-8ºC.

Please discuss with Biochemical Genetics lab prior to rejecting any samples.
Frequency Daily
Sample REQ Clean tap, blood free CSF. If investigating NKH, a paired plasma sample is required to calculate the CSF/plasma glycine ratio.
Ref. Range Notes Age related referenge range supplied on the report as appropriate. Contact Biochemical Genetics laboratory for further advice if required.
Units µmol/L
Telepath Non-ketotic hyperglycinaemia: NKHG1J, CSF serine: SERC1J
ICE Codes CSF amino acids: JNKHG