Comparison on conjunctival sac bacterial flora of the seniors with dry eye in Ganzi autonomous prefecture.

Aim: To compare the bacterial flora in palpebral conjunctiva of xerophthalmia seniors of Tibetan, Yi and Han, and analyze the differences and similarities of the bacteria.

Methods: The test subjects were selected from 2 Tibetan, 2 Yi and 3 Han populated places, respectively. Total 222 seniors (444 eyes) with dry eye were examined.

[Bacterial profiles in conjunctival sac of dry eyes and normal eyes in middle- and old-aged Yi populations].

Objective: To compare the bacterial profiles in conjunctival sac of dry eyes and normal eyes in Yi people aged 40 years or old.

Methods: A cross-sectional survey was conducted with standardized training and protocol. A total of 140 dry eyes of 70 individuals from Yi people in Jiulong county underwent ophthalmological examinations.