23008
Full ophthalmologic examination including the best corrected visual acuity , external eye examination , reaction to light , a slit - lamp examination , funduscopy , intraocular pressure measurements , and visual field ( VF ) and color vision ( CV ) tests were performed at the presentation and repeated after 6 months .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None