I found the following on the intenet:
http://www.the-coop.org/forums/ubbthreads.php?ubb=showflat&Number=90515
http://www.poultrychat.com/forum/index.php?/topic/10159-chicken-swollen-eye-pics-included/
https://www.backyardchickens.com/t/414268/help-foamy-eye-and-swollen-face...
I am not an expert on any way but I had the same issue on one of my chicken this weekend and all i did was to clean it up with water, then I diluted some teraflu and bird vitamins on a cup of water gave the chicken 2 ml. of this and today was up and healed. you might want to wait to see what...