The eyelids: some common disorders seen in everyday practice.

The eyelids, essential to protecting and cleansing the eye, are a common site for a range of disorders affecting older adults. Some of these are benign and some serious, with the most clinically important being suspicious lid lesions that may harbor malignancy and neurologic disorders, as well as structural malpositions that cause poor lid function and may lead to globe damage and visual impairment. The ability to recognize eyelid problems is important, as they often present first to the primary care physician.