Vitamin E is an antioxidant. Deficiency may occur in some malabsorption syndromes, eg. Crohn's disease and rare disorders of fat metabolism. Vitamin E deficiency is usually characterised by neurological problems due to poor nerve conduction (presentation of ataxia is typical).
Malabsorption syndromes Patients on parenteral nutrition Neurological investigations
|Sample & container required||SST (gold top), serum (red top) or heparin (green top);
Referring laboratories see Notes for sample processing requirements.
|Sample volume||0.5 mL|
|Turnaround time||2 weeks|
Freeze samples immediately after separation and protect from light.
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