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Phenylketonuria ( PKU ) is a metabolic disease caused by recessive mutations of the gene encoding the hepatic enzyme phenylalanine hydroxylase ( PAH ) .
 Disease: Phenylketonuria; Disease: PKU; Disease: metabolic disease
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: Phenylketonuria, PKU, metabolic disease 
Answer:
 Disease: Phenylketonuria; Disease: PKU; Disease: metabolic disease