Sinuses are adjacent to the eyes, and sinusitis can cause clinical manifestations such as swelling and pain around the eyes, increased tearing, protruding eyeballs, and blurred vision. 1. If the patient’s sinusitis condition is not effectively controlled, the inflammation in the sinuses can involve the tissues around the eyes to cause conjunctivitis, periorbital or intraorbital cellulitis and other inflammatory diseases. Inflammatory stimulation can lead to redness and swelling of the eyes, increased tears and eye droppings, as well as pain around the eyes and other symptoms; 2. Some patients may develop retrobulbar optic neuritis as a result of uncontrolled sinusitis. During the onset of retrobulbar optic neuritis, the patient’s eye symptoms can be manifested as eyelid edema, pressure and pain, limited eye movement, eyeball protrusion, and vision loss or blindness and other symptoms. Sinusitis causes eye discomfort symptoms, need to actively go to the hospital systematic examination, clear diagnosis, standardized treatment.