3238
More than 20 % ( 47 . 61 - 67 . 2 % ) reduction in central retinal thickness was noted in all patients with cystoid macular edema at 6 months , 1 year , 2 years , and 3 years postimplant .
 Disease: cystoid macular edema
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: cystoid macular edema