Test Catalog

Test ID: ANAS    
Alpha-N-Acetylglucosaminidase, Serum

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

Preferred assay for diagnosis of Sanfilippo syndrome type B (mucopolysaccharidoses type IIIB)

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

This is the preferred test for diagnosing Sanfilippo syndrome type B.


Not suitable for carrier detection.


This test is used for the diagnosis of mucopolysaccharidoses (MPS) IIIB (Sanfilippo Syndrome type B) only.


Sanfilippo types A, C, and D must be ruled out independently.


This test is not suitable for carrier detection.

Special Instructions Library of PDFs including pertinent information and forms related to the test

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


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


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

Alpha-N-Acetylglucosaminidase, S

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

Acetylglucosaminidase, Alpha-N
Mucopolysaccharidosis IIIB
N-Acetyl-Alpha-D-Glucosaminidase Deficiency
NAGLU Deficiency
Sanfilippo Syndrome B
Sanfilippo Syndrome Type B
Sanfilippo Type B
I-cell disease
Mucolipidosis II
Mucolipidosis III