Glycine

Sample type: CSF

Test name: Glycine a.k.a. csf glycine, nkh screen

Condition / Indication: NKH (non-ketotic hyperglycinaemia)

Special precautions & notes: Including a paired sample for plasma amino acids allows calculation of CSF:plasma ratio.

Reference range: 2 - 15 umol/L age up to 6 months. 2 - 10 umol/L age over 6 months. CSF:Plasma glycine ratio <0.04.

Container: Universal (white top)

Ideal volume (mL): 1 mL

Referred outside NBT for analysis? No

Discipline: Clinical Biochemistry

Section: Biochemical Genetics

Turnaround time: 14 days

www.nbt.nhs.uk/metabolic