1846
RESULTS : A 57 - year - old male presented with gradual loss of vision in both eyes with intermittent headaches for 2 months .
 Disease: loss of vision; Disease: headaches
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: loss of vision; Disease: headaches