نتایج جستجو برای: transillumination
تعداد نتایج: 554 فیلتر نتایج به سال:
The diagnosis of incomplete cusp fractures has primarily relied on patient symptoms, which sometimes results in late treatment approaches. The transillumination of tooth structure by a fiber-optic light source can be considered an important adjunct tool in the diagnosis of incomplete cusp fractures before they reach their end stages. Furthermore, transilluminated teeth can be documented by intr...
PURPOSE To describe iris atrophy, serous detachment of the ciliary body, and ocular hypotony in a patient with chronic phase of Vogt-Koyanagi-Harada (VKH) disease. METHODS Ocular examination and follow-up including digital infrared transillumination imaging of the iris was done in a 52-year-old woman with chronic phase of VKH disease. RESULTS Infrared transillumination imaging showed extens...
OBJECTIVE To compare three various methods in the diagnosis of dentinal cracks formed in the apical third after root resection. MATERIALS AND METHODS One hundred extracted human maxillary central incisors were selected. The root canals were prepared with step-back technique. Then 3mm from the apical end of all roots was cut perpendicular to the long axis of the tooth. The apical end of each r...
OBJECTIVE The aim of this paper was to present the function and potential of diagnosing caries lesions using a recently introduced near-infrared (NIR) transillumination technique (DIAGNOcam, KaVo). METHOD AND MATERIALS The study included 130 adolescents and adults with complete permanent dentition (age > 12). All patients underwent visual examination and, if necessary, bitewing radiographs. P...
OBJECTIVE To evaluate the usefulness of plaque-mounted diode-light transillumination (DLT) for the localization of episcleral plaques around intraocular tumors. METHODS A clinical case series was performed to create, evaluate, and modify diode-light plaque construction, application, and imaging. Eight patients with choroidal melanoma were offered DLT as an additional method of ophthalmic plaq...
BACKGROUND A common clinical sign in children with subnormal visual acuity or slow visual development was iris transillumination. This was used as the inclusion criterion in a study of children shown to have a subnormal visual acuity in a general health examination at age 4 years. METHODS Refraction values, stereopsis, fundus photography, macular and nerve head appearance, and visual evoked r...
objectives: this study aimed to compare the microleakage beneath metallic brackets following two different methods of enamel preparation and light curing. materials and methods: a total of 120 bovine deciduous lower incisors were randomly divided into four groups of 30 teeth. the preparations were as follows: group i: acid etching + transbond xt primer + direct illumination, group ii: acid etch...
BACKGROUND AND OBJECTIVES New therapeutic protocols for patients with end-stage Parkinson disease include a carbidopa/levodopa combination using continuous, modulated enteral administration via a portable pump. The typical approach involves a percutaneous endoscopic transgastrostomy jejunostomy (PEG-J), which requires a combination of procedures designed to ensure that no organ is interposed be...
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