4075
While the elevations of the upper lid margin in most subjects were not more than 2 mm and did not cause noticeable change in appearance , one subject suffered from mechanical entropion and marked corneal abrasion 3 hours after instillation of the medication .
 entropion, corneal abrasion
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 entropion, corneal abrasion