A third eyelid present in lower vertebrates and represented in humans by a fold of the conjunctiva, the plica semilunaris. nuclear membrane nuclear membrane nuclear membrane The two-layered membrane surrounding the chromosomes of a cell. The membrane has pores and its outer layer is continuous wi...
When symptoms are severe, local subcutaneous botulinum toxin A (BOTOX®) injections of 2.5-5 units each to the affected eyelid region provide relief for 12-18 weeks. If the upper eyelid is involved, the injections should not be placed near the levator palpebrae; otherwise, ptosis lasting we...
corneal reflexa reflex action of the eye resulting in automatic closing of the eyelid when the cornea is stimulated. The corneal reflex can be elicited in a normal person by gently touching the cornea with a wisp of cotton. Absence of the corneal reflex indicates deep coma or injury of one ...
occurs in 2 to 7 % of patients with Graves' disease with the major manifestations being proptosis, ophthalmoplegia, optic neuropathy, and/or eyelid retraction. Thyroid-associated ophthalmopathy is the commonest cause of proptosis in adults. The term exophthalmos is used exclusively to describe the ...
jaw-winking phenomenonAn abnormal condition associated with congenital ptosis, characterized by the elevation of the ptotic eyelid when the mouth is opened or the jaw is moved laterally to the side opposite to the ptosis. The eyelid droops again if the jaw maintains its new position or is clos...
In addition to closing corneal holesthat are too large to be sewn together, Robin says the mussel adhesive might be used for cataract incisions, eye muscle surgery and perhaps retinal attachment. Surgery without sutures; glues may solve some sticky problems in medicine Silverman, M.D., a fello...
Taping up the eyelids and ptosis crutches may be tried but often are not tolerated as a long-term treatment. Lid hygiene to decrease irritation and blepharitis should be encouraged. Frequent applications of artificial tears and punctal occlusion to alleviate dry eyes often improve symptoms. Benign ...
3.material used in closing a wound with stitches. adj.,adjsu´tural. Various types of sutures. From Dorland's, 2000. absorbable suturea strand of material that is used for closing wounds and becomes dissolved in the body fluids and disappears; types includesurgicalgut, tendon, and some syn...
(difficulty fully closing the eye; rare) curtain sign : when the eyelid of the more ptotic eye is manually lifted, there is an increase in ptosis in the contralateral eye due to the dual innervation of both levator palpebrae superioris muscles. it is important to note that there are no...
eyelid retractor muscle'sSeelevator palpebrae superioris muscle;Müller's palpebral muscles. Horner's muscleA thin layer of fibres that originates behind the lacrimal sac from the upper part of theposterior lacrimal crest(a ridge on the lacrimal bone which borders the fossa for the lacrimal sac...