5074
Mutations at codon 172 of the rds gene have been identified in three families with autosomal dominantly inherited , progressive macular dystrophy .
 Disease: macular dystrophy
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
 Entities: macular dystrophy 
Answer:
 Disease: macular dystrophy