The occurance is usually seasonal, especially spring and summer. Itching and foreign body sensation are the number one and number two symptoms, respectively.
Patients also experience sensitivity to light, irritation, mucus production and blurred vision.
Signs will appear bilaterally. Greatly enlarged papillae of the upper eyelid. Drooping of the upper eyelids. Thick, ropy mucus. The signs above can be seen by an eye doctor using a biomicroscope.