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Test Code VITA Vitamin A, Serum

Secondary ID

42357

Method Name

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Specimen Type

Serum


Specimen Required


Patient Preparation: Fasting overnight (12-14 hours) (infants: draw prior to next feeding)

Collection Container/Tube:

Preferred: Red top

Acceptable: Serum gel

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL


Specimen Minimum Volume

0.25 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Reject Due To

Gross hemolysis OK
Gross lipemia OK
Gross icterus OK

Reference Values

0-6 years: 11.3-64.7 mcg/dL

7-12 years: 12.8-81.2 mcg/dL

13-17 years: 14.4-97.7 mcg/dL

≥18 years: 32.5-78.0 mcg/dL

Day(s) and Time(s) Performed

Tuesday, Thursday, Saturday

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

84590

Forms

If not ordering electronically, complete, print, and send a General Request (T239) with the specimen.