If the sinus infection is very very serious, then it is possible to make the eyes get infected. This is because the eye sockets are very close to the maxiaary sinus where the sinus infection mainly show impact, making it quite easy for the inflammation to extend to the eyes and lead to some complications in the eyes, such as blurry vision, eye pain, posterior uveitis, and so on. If the patients with sinus infection get discomfort in the eyes, they should go to the doctor's for an eye examination to find out whether the eye problem is caused by sinus infection or not, so as to make correspondent treatment. Besides, to avoid eye infection, patients with sinus infection should pay attention to nasal hygiene, take moderate physical exercise, do not drink any alcohol, do not eat spicy foods, and keep war.