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Login or RegisterDeficiency 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.
Fasting Required: Yes
Preferred Specimen: Serum
Patient Preparation: Overnight fasting is required.
Reference Range(s):
| Alpha-Tocopherol | |
| Adult | 5.7-19.9 mg/L |
| Pediatric | |
| Term Infants (Cord Blood) | 1.8-5.8 mg/L |
| 4 Months-1 Year | ≤9.1 mg/L |
| 1-2 Years | 2.9-16.6 mg/L |
| 3-5 Years | 5.5-11.8 mg/L |
| 6-8 Years | 4.6-14.8 mg/L |
| 9-11 Years | 6.2-14.3 mg/L |
| 12-17 Years | 3.7-12.4 mg/L |
| Beta-Gamma-Tocopherol | |
| Adult | ≤4.3 mg/L |
| Pediatric 3-17 Years | ≤3.8 mg/L |
Turnaround Time: 9 Days
Test Code: 931
