Container: Bloodspots on a newborn screening card

Sample type: Blood spot

Test name: Acylcarnitines a.k.a. Acylcarnitine profile, includes free carnitine

Condition / Indication: Fatty acid oxidation disorders, Hypoglycaemia, Myopathy.

Special precautions & notes: Please phone laboratory if urgent analysis is required

Reference range: Bloodspot free carnitine 8.8 - 41.8 umol/L. Interpretative report provided.

Container: Bloodspots on a newborn screening card

Ideal volume (mL): 1x Spot

Referred outside NBT for analysis? No

Discipline: Clinical Biochemistry

Section: Metabolic Biochemistry

Turnaround time: 21 days

Information for Laboratories referring samples for analysis at NBT:

Mark the card with 'Acylcarnitine' clearly. Store at room temperature in glassine envelope. Send by 1st class post or hospital transport.


Tandem Mass Spectrometry (derivatised).