lagophthalmos
Incomplete Eyelid Closure
Plain-language definition
Inability to fully close the eyelids, exposing the cornea. Caused by facial nerve palsy, thyroid eye disease, or scarring. Risks corneal damage.
Where this term comes up
“Eyelids not fully closing (lagophthalmos)”
Symptom · Bulging Eye (Proptosis)
“Often accompanied by incomplete eyelid closure (lagophthalmos)”
Condition · Ectropion
“Tight skin around the eyelids can cause incomplete blink or lagophthalmos”
- Category
- Condition, finding, or disease process
- Also written as
- No alternate forms listed.
Pathology terms describe diseases, tissue changes, exam findings, or complications that can affect vision or eye comfort.
Related glossary terms
- keratopathy
Cornea Disease
- cornea
Clear Front Window
- proptosis
Forward-Bulging Eye
- autoimmune
Self-Attacking Immune Response
- Graves
Autoimmune Thyroid Disease
- immunosuppressive
Immune System Suppression
A note on medical context
A glossary definition can explain a word, but it cannot tell you whether a symptom or test result is serious. If this term came from an article, use the full article and your clinician's guidance for context.