نتایج جستجو برای: eyelid injury
تعداد نتایج: 323973 فیلتر نتایج به سال:
Over the last centuries, several surgeries for eyelid reconstruction have been developed, perhaps due to the complexity of this anatomical area. Tumors larger than two-thirds of the lower eyelid preclude their direct closure and require surgical reconstruction that preserves the anatomy of the eyelid. The purpose of the present study is to present a technique for reconstruction of the lower eye...
Facial nerve de fi cits can lead to keratitis secondary to lagophthalmos and decreased lacrimal gland secretions. The weights are available in different sizes and shapes, including thin pro fi le. Eyelid weights are usually implanted subcutaneously and secured to the tarsus in the upper eyelid, enabling eye closure (Fig. 2.1 ). Gold eyelid weights are considered MRI compatible. Over 90 % of pat...
Eyelid myoclonia with absences is classified as a unique type of generalized seizure. Its pathogenesis is proposed to involve the functional abnormalities in cortical-subcortical networks. Here, we describe the case of a 7-year-old boy who had eyelid myoclonia with absences, along with focal motor seizures. Video-EEG monitoring demonstrated eyelid myoclonia associated with 4- to 5-Hz generalize...
Disorders of the lacrimal functional unit are common in ophthalmological practice, with meibomian gland dysfunction, blepharitis, and dry eye forming a significant part of the general ophthalmologist's practice. The eyelid and its associated structures form a complex organ designed to protect the fragile corneal surface and improve visual acuity. This organ is subject to a number of disorders, ...
PURPOSE To establish whether it is possible to improve orbicularis oculi muscle function in the eyelids of patients with a chronic seventh cranial nerve palsy by using transcutaneous electrical stimulation to the point at which electrical stimulation induces a functional blink. METHODS Ten subjects (one woman, nine men) aged 36 to 76 with chronic, moderate to severe facial nerve palsy were re...
Developmental eyelid closure is an evolutionarily conserved morphogenetic event requiring proliferation, differentiation, cytoskeleton reorganization, and migration of epithelial cells at the tip of the developing eyelid. Many signaling events take place during eyelid closure, but how the signals converge to regulate the morphogenetic process remains an open and intriguing question. Here we sho...
BACKGROUND AND OBJECTIVE The effects of fractional resurfacing on eyelid tightening and aperture are unknown. Our purpose was to retrospectively examine the potential for eyelid tightening and eye-aperture opening in patients treated with nonablative fractional resurfacing for facial photorejuvenation. STUDY DESIGN/MATERIALS AND METHODS Fractional laser treatments using a 1,550-nm erbium-dope...
OBJECTIVE To define the clinicopathologic features of eyelid involvement in Melkersson-Rosenthal syndrome (MRS). METHODS Four patients with eyelid edema consistent with MRS were evaluated clinically, including diagnostic imaging in 2 patients. Eyelid tissue from these patients was examined by light microscopy and immunohistochemistry. Polymerase chain reaction for herpes simplex virus was per...
BACKGROUND The eyelid structure can be divided into an inner layer and an outer layer. Reconstruction of a full-thickness eyelid defect is accomplished by full-thickness composite tissue transfer or combined layered reconstruction. We present a new technique for inner layer reconstruction using ear cartilage and oral mucosa. METHODS The oral mucosa graft is harvested from the inner side of th...
Rhabdomyosarcoma is a malignant mesenchymal tumor of childhood. The eyelid localization is unusual. We report the case of a 7-year-old child with upper palpebral rhabdomyosarcoma revealed by an isolated blepharoptosis. The CT-scan revealed a well delimited enhancing soft tissue mass involving the upper eyelid. The tumor was excised totally by an upper eyelid incision under general anesthesia. I...
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