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Test ID: ALLOI    
Allo-isoleucine, Blood Spot

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Useful For Suggests clinical disorders or settings where the test may be helpful

Evaluation of newborn screening specimens that test positive for branched-chain amino acids elevations


Follow-up of patients with maple-syrup urine disease

Genetics Test Information Provides information that may help with selection of the correct test or proper submission of the test request

Second-tier test for abnormal newborn screen and follow-up of patients with maple syrup urine disease.

Method Name A short description of the method used to perform the test

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) Stable Isotope Dilution Analysis

Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name

Allo-isoleucine, BS

Aliases Lists additional common names for a test, as an aid in searching

Blood Spots
Branched-Chain Amino Acids (BCAA) Elevations
Newborn Screen
Newborn Screening
Maple Syrup Urine Disease (MSUD)
Maple Syrup Disease