2860
During an 18 - month period of study 41 hemodialyzed patients receiving desferrioxamine ( 10 - 40 mg / kg BW / 3 times weekly ) for the first time were monitored for detection of audiovisual toxicity .
 Chemical: desferrioxamine; Disease: audiovisual toxicity
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: desferrioxamine, audiovisual toxicity 
Answer:
 Chemical: desferrioxamine; Disease: audiovisual toxicity