Valine, leucine, isoleucine, and alloisoleucine.
Monday - Friday, 0800 - 1700.
2 - 3 days.
0.3 mL (at least 0.5 mL preferred).
Centrifuge and separate from cells within 1 hour of drawing. Freeze serum
Interpretive Reference Range:
Provided with patient report. Age dependent.
Useful in diagnosis & monitoring of maple syrup urine disease (MSUD).
Ion exchange chromatography (amino acid analyzer).