lagophthalmos


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Related to lagophthalmos: nocturnal lagophthalmos

lagophthalmos

 [lag″of-thal´mos]
inability to shut the eyes completely.

lag·oph·thal·mos

(lag'of-thal'mŏs),
A condition in which a complete closure of the eyelids over the eyeball is difficult or impossible.
Synonym(s): hare's eye
[G. lagōs, hare + ophthalmos, eye]

lagophthalmos

The condition in which the eyelids are unable to close, usually because of forward protrusion or enlargement of the eyeball, as in dysthyroid eye disease (Graves' ophthalmopathy) or tumour in the ORBIT. From the Greek lagos , a hare.

lagophthalmos

Failure of the upper eyelid to close the eye completely. During sleep, about one-third of the population has a slight lagophthalmos. See ectropion; exposure keratopathy.
References in periodicals archive ?
Lagophthalmos can be triggered by an injury to the face or skull, thyroid disease and Bell's palsy, but it can also be hereditary.
Most were not familiar with certain complications of leprosy, like numbness of hands and feet, chronic ulceration, lagophthalmos and foot drop.
Patients with lagophthalmos had higher GPR and HR values compared to those without it (GPR OD: p=0.010; HR OD: p=0.001; GPR OS: p=0.050; HR OS: p=0.005).
Upper and lower eyelid position, lagophthalmos, ocular surface disease, patient satisfaction, and appearance before and after intervention were recorded.
"Nocturnal lagophthalmos: an overview and classification." Ocul Surf.
Surgical management of lagophthalmos in patients with facial palsy.
Five millimeters of lagophthalmos was present, with no evidence of exposure keratopathy.
In CASE 4, involving the 15-year-old pictured on page 365 who had been unsuccessfully treated with different lubricants and antibiotics for exposure keratopathy, an examination revealed shortening of the upper and lower eyelids of the affected eye and abnormal upper eye lid contour causing 4 to 5 mm of lagophthalmos. She had a positive Bell's phenomenon and normal tear break-up time.
In presence of lagophthalmos, taping the eyelids closed during the night is useful to prevent nocturnal corneal drying.
ThinProfile[TM] Platinum Eyelid Weight Implants are innovative eyelid closure devices for the surgical treatment of paralytic lagophthalmos. These pure platinum implants offer higher density (11% compared to gold) and reduced thickness (40% compared to the company's popular Contour[TM] design), to create the smallest eyelid implant available.
Lid abnormalities such as Floppy lid syndrome, Nocturnal Lagophthalmos, VII cranial nerve patsy (especially partially recovered), may also lead to dry eyes.