Table 2.

Standard biochemical testing of lysosomal enzyme activities including arylsulfatase A and β-glucuronidase in this patient’s serum.

Name of enzyme	Patient (10 month)	Patient (15 month)	Mother	Father	Normal control
arylsulfatase A (nomol/17 h/μl)	147.38	129.17	11.19	13.53	10.8
β-glucuronidase (nomol/17 h/μl)	72.79	77.12	11.45	8.82	3.98