Vitamin E (Tocopherol), Serum

Additional Info:
Includes Alpha-Tocopherol and Beta-Gamma-Tocopherol

Useful For: Deficiency of Vitamin E may cause extensive neuropathy in young children and, in addition, is suspect as a possible cause of motor and sensory neuropathy in older children and in adults. One likely cause of Vitamin E deficiency is intestinal malabsorption, resulting from bowel disease, pancreatic disease, or chronic cholestasis. Other causes of malabsorption of Vitamin E include celiac disease, cystic fibrosis, and intestinal lymphangiectasia.

Methodology: High-Pressure Liquid Chromatography (HPLC)

Specimen Requirements:
1 yellow-top SST tube (minimum: 0.6 mL of serum) drawn following an overnight (8-10 hour) fast. Centrifuge SST 30 minutes after draw. Wrap in foil to protect from light. Refrigerate specimen after collection.

Analytical Time: 4 days

Days Set Up: Monday through Friday

CPT Information:
84446 –
Tocopherol alpha (Vitamin E)
84591 – Vitamin, not otherwise specified