MedicineNet provides a gallery of images that can help identify the cause of eye swelling. This gallery provides images of various signs and symptoms of the more common eye diseases.
According to MedicineNet, a swollen eye is a very common symptom, and the swelling can be the result of trauma, infection or other injury to the eye or the eye area. ByeByeDoctor also provides a gallery of images displaying eyelid swelling as well as a quick reference list of causes and at-home treatments. EyeHealthWeb notes that any individual with a swollen eyelid should seek medical attention from a trained professional.