CPT Code:

82139

Test Includes:

Alanine, b-alanine, alloisoleucine, a-aminobutyric, arginine, aspartic acid, citrulline,
cystine, glutamic acid, glutamine, glycine, histidine, hydroxyproline, isoleucine, leucine, lysine, methionine, ornithine, phenylalanine, proline, sarcosine, serine, g-aminobutyric acid, threonine and valine.

Availability:

Monday - Friday, 0800 - 1700.

Turnaround Time:

2 - 4 days.

Minimum Volume:

0.3 mL (at least 0.5 mL preferred).

Specimen Handling:

Centrifuge and separate from cells within 1 hour of drawing.  Freeze serum
or plasma.

Interpretive Reference Range:

Provided with patient report.  Age dependent.

Use:

Increased amino acid concentrations in serum may be due to inherited metabolic diseases, eg.
maple syrup urine diseases, phenylketonuria, etc.

Methodology:

Ion exchange chromatography (amino acid analyzer).