Laboratory Test Reference Guide

Laboratory Information

Test Name

Vitamin E

Synonyms

α-tocopherol

External Price (excl. GST)

40

Price Comment

Combined pricing for Vitamin A & Vitamin E

Specimen Collection

Adult Specimen

1x Serum (Gold /Red Cap)

Pre Testing Requirements

Nil

Paediatric Specimen

Full micro tube Serum (Gold /Red Cap)

Instructions for Referral to Waikato Lab

Aliquot instructions

Separate serum and store it in the refrigerator.

Aliquot Transport

If sending from an outside laboratory serum  must be sent separated and refrigerated.

Specimen Requirements

serum ml

Test Information

Department

Biochemistry

Test Availability

Mon - Thu, 0800 - 1630 excl. Public Holidays

Laboratory Turnaround Time

5 working days

Method

LC-MS/MS

Unit of measurement

umol/L

Reference interval

 

Vitamin A (umol/L)

 Vitamin E ( umol/L)

Preterm neonate

0.5-1.6

1-8

Term neonate

0.6-1.8

2-8

1-6 years

0.7-1.5

7-21

7-12 years

0.9-1.7

10-21

13-19 years

0.9-2.5

13-24

20+ years

1.1-2.8

12-46

Uncertainty of measurement

15%

Additional Information

 Vitamin A & E tests are performed together on the same sample

Minimum Volume

100 microlitres

Referred Test

No

Electronic Information

Registration Code

VITAEP

HL7 mapping code

VIT_E

LOINC Code

14590-4