n. inflammation of the eyelids. In squamous blepharitis, often associated with dandruff of the scalp, white scales accumulate among the eyelashes. Chronic ulcerative blepharitis is characterized by yellow crusts overlying ulcers of the lid margins. The lashes become matted together and tend to fall out or become distorted. Allergic blepharitis may occur in response to drugs or cosmetics put in the eye or on the eyelids.
Subjects: Medicine and Health.