A rare condition in which there is an absence of a portion of the eyelid.
Treatment Depends on the severity of the condition.
None unless cornea is involved. In mild cases, lubrication of cornea is sufficient. In more advanced cases, epilation or electrolysis of offending lashes may be necessary. Cryotherapy or surgery if severe. A redundant fold of skin stretching from the upper to lower eyelid in the medial canthus.