What's the difference between eyelid and ptosis?

Eyelid


Definition:

  • (n.) The cover of the eye; that portion of movable skin with which an animal covers or uncovers the eyeball at pleasure.

Example Sentences:

  • (1) Surface EMGs at rest and at voluntary eyelid opening after eyelid closing were investigated.
  • (2) The goat isolates were obtained from animals with various disease conditions including respiratory tract disorders, vulvovaginitis, and wart-like lesions on the eyelid.
  • (3) One patient with the disease localised to the eyelid had normal EMG responses when monitored on the hand with ulnar nerve stimulation.
  • (4) The "lazy-T" technique consists of a surgical horizontal and vertical shortening of the involved portion of the lower eyelid.
  • (5) 200 patients who were diagnosed to have bacterial conjuntivitis (111 cases), corneal ulcers (39 cases), dacryocystitis (34 cases) or infections of the eyelids (16 cases) at the ophthalmology department of our university were taken as the patient group and there were 100 normal people in the control group.
  • (6) Paralytic lagophthalmos was corrected using gold weights inserted into the upper eyelid.
  • (7) A simplified procedure is described whereby tissue is removed via a posterior eyelid approach so that the eyelid may be tightened both horizontally and vertically, thus inverting the punctum and fixating it in the lacrimal lake.
  • (8) Because of the extensive soft-tissue and osseous involvement, all patients required composite resection of the orbit, the ethmoidal sinus, the orbital contents, and the soft tissue of the eyelids, brow, and temporal region.
  • (9) The authors report a new technique for the reconstruction of upper eyelid full thickness tissue losses in preserving the inferior edge.
  • (10) A 47-year-old white man in apparent good health had diplopia and swelling of the right upper eyelid.
  • (11) Inoculation into mouse eyelids produced intraocular, orbital, and lethal systemic chronic progressive inflammatory disease.
  • (12) Double composite grafting is a technique used in the repair of large (greater than 75%) eyelid defects due to tumor resection, trauma, or congenital coloboma.
  • (13) Some birds were subjected to unilateral eyelid-suture, a protocol which usually induces axial lengthening and corneal bulging.
  • (14) Several procedures have been developed to restore closure of the paralyzed upper eyelid (implantation of gold weights or open wire springs) or to correct lower lid lagophthalmos and ectropion (lower lid tightening with a Bick procedure or insertion of a closed eyelid spring).
  • (15) We hypothesize that the lower overnight swelling with the silicone lenses is a result of reduced resistance to oxygen flow from the eyelid capillaries to the corneal epithelial cells possibly due to decreased tear film thickness.
  • (16) The pinch technique has been found to be useful in repairing cosmetic eyelid deformities.
  • (17) The administration of these drugs was followed within 2-3 minutes by oedema of the eyelids and epiglottis, reduced peripheral circulation and central cyanosis.
  • (18) The eyelids not only protect the ocular globe, but also keep it wet and transparent.
  • (19) There is evidence that these artifacts may be the result of a combination of eyelid electrical activity and resistance effects.
  • (20) Within 2 months following birth the infants had facial acne and edema, swelling of the eyelids, loss of facial hair including eyelashes, and hyperpigmentation of the skin.

Ptosis


Definition:

  • (n.) Drooping of the upper eyelid, produced by paralysis of its levator muscle.

Example Sentences:

  • (1) This study examines both the diagnostic and anatomic etiology of acquired ptosis in 80 consecutive patients.
  • (2) Aponeurotic ptosis repair may be performed under local anesthesia, and past reports have suggested that operative lid position may be used to predict the final result.
  • (3) The positive predictive value of the clinical diagnosis could be increased to more than 80% by measuring the degree of miosis and ptosis on single photographs, or by assuming independent confirmation of the clinical diagnosis by a second observer.
  • (4) Partial ptosis following epibulbar epidermoid removal is a known complication.
  • (5) Descending ocular myopathy is a rare progressive disease characterized by bilateral ptosis, external ophthalmoplegia and progressive dystrophy of the proximal skeletal muscles.
  • (6) A technique is described which has reduced our incidence of vertical muscle imbalance and ptosis following intraocular surgery.
  • (7) Characteristics of the relative miosis and ptosis of M birds resemble signs in some CNS disorders, such as altered inhibition of the Edinger-Westphal nucleus, and especially lesions in, or lowered activity of, higher sympathetic centers (a subtype of Horner's syndrome).
  • (8) This case is an unusual example of fibrous dysplasia of the skull with neuro-ophthalmological symptoms but without ptosis, exophthalmos, or visual loss.
  • (9) No significant complication was noted except temporary ptosis for about 2 months.
  • (10) A 9-year-old girl and an 11-year-old boy had ptosis, progressive external ophthalmoplegia, pigmentary retinopathy, and sensorineural hearing loss.
  • (11) Uncorrected refractive error (particularly anisometropia), strabismus, ptosis, and corneal exposure problems are an invitation to the development of amblyopia.
  • (12) This article deals with fundamentals in evaluation and correction of ptosis, with some references to special situations.
  • (13) The condition with blepharophimosis, ptosis, epicanthus inversus and telecanthus is reported in one family over five generations.
  • (14) A 58-year-old white man with chronic progressive external ophthalmoplegia developed proptosis and an improvement in his ptosis from a mass in the superior orbit.
  • (15) A common symptom of myasthenia gravis is eyelid ptosis.
  • (16) We report a child with total anomalous pulmonary venous drainage, ptosis, hypoplastic teeth, sagittal craniosynostosis, and developmental delay, together with several unusual features.
  • (17) We have defined a group of patients with a lesser degree of moderate breast ptosis whose ptosis correction is not adequately improved by augmentation alone but requires some elevation of the nipple-areola complex.
  • (18) We feel that in cases where rigid lens wear is discontinued unilaterally for any reason, and a relative ptosis is noted, it should be given time to resolve before any therapeutic regimen is considered.
  • (19) After a blunt trauma diagnosis between levator aponeurosis desinsertion and neurogenic ptosis is important in planing the treatment: early surgery for the first and foregoing for the later.
  • (20) These reductions in volume prevent secondary ptosis and stretch marks and are performed via an isolated inframammary incision.

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