Article
Elevated CSF N-acetylaspartylglutamate in patients with free sialic acid storage diseases.
Neurology - 26 Jan 2010
Mochel F, Engelke U F H, Barritault J, Yang B, McNeill N H, Thompson J N, Vanderver A, Wolf N I, Willemsen M A, Verheijen F W, Seguin F, Wevers R A, Schiffmann R
Abstract excerpt
OBJECTIVE: To investigate body fluids of patients with undiagnosed leukodystrophies using in vitro (1)H-NMR spectroscopy (H-NMRS). METHODS: We conducted a cross-sectional study using high-resolution in vitro H-NMRS on CSF and urine samples. RESULTS: We found a significant increase of free sialic acid in CSF or urine in 6 of 41 patients presenting with hypomyelination of unknown etiology. Molecular genetic testing...
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