847
Coincidence of two novel arylsulfatase A alleles and mutation 459 + 1G > A within a family with metachromatic leukodystrophy : molecular basis of phenotypic heterogeneity .
 Disease: metachromatic leukodystrophy
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
 Disease: metachromatic leukodystrophy