Vitamin A VITA

Synonyms

Allscripts (AEHR) Order Name

Vitamin A, Serum

Sunrise Clinical Manager (SCM) Order Name

Vitamin A, Serum

EPIC Order Name

Vitamin A

Clinical Info

Differential diagnosis of hypervitaminosis A. A combination of a low serum carotene level and a low vitamin A suggests inadequate vitamin A nutrition.

Specimen Type

Blood

Container

Gold Top Tube

Collection Instructions

Container/Tube: Red top tube or Gold top tube
Specimen: 0.8 mL (minimum volume: 0.4 mL) of serum
Transport Temperature: Refrigerate
Stability: 7 Days Room Temperature
14 Days Refrigerated or Frozen


Patient Preparation
Patient should fast for 12 hours and abstain from alcohol for 24 hours prior to collection. For those who are younger than six months, draw prior to next feeding. Blood should be collected before breakfast in the morning and prior to any medication.

Transport Instructions

Refrigerate

Specimen Stability

7 Days Room Temperature
14 Days Refrigerated or Frozen


Patient Preparation
Patient should fast for 12 hours and abstain from alcohol for 24 hours prior to collection. For those who are younger than six months, draw prior to next

Methodology

Liquid chromatography/tandem mass spectrometry (LC/MS-MS)

Days Performed

Monday through Friday
 
TAT: 4-6 Days

Performing Laboratory

LabCorp of America

CPT

84590
 
LOINC Code:  2923-1

PDM

5901340

Result Interpretation

Age	Range (μg/dL)
0 to 30 d	Not established
1 m to 5 y	14.4 − 42.6
6 to 11 y	18.2 − 45.7
12 to 19 y	18.8 − 54.9
20 to 39 y	18.9 – 57.3
40 to 59 y	20.1− 62.0
>59 y	22.0 − 69.5

 
 
This test was developed, and its performance characteristics determined, by LabCorp. It has not been cleared or approved by the US Food and Drug Administration (FDA).

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