Swollen eyelid

[Zainbirds]

Hey guys I have a golden laced Wyandotte hen that has a swollen eyelid. Does anybody know how it happened and how to treat it? I also included a pic of her

 

[Eggcessive]

Do you see any bubbles or foam in the eye, or hear sneezing? A swollen eye could be a respiratory disease, such as MG, or possibly a peck or sting near the eye. Here is an article about MG:
https://extension.umd.edu/sites/ext... Mycoplasma gallisepticum (MG) Infecti....pdf

 

[Zainbirds]

She is acting normal with no bubbles or foam also this is on just one side the other side is perfectly fine