منابع مشابه
The Dental Operating Microscope
Endodontic therapy is performed in a naturally dark and confined working space. Operating microscopes were introduced into Endodontics in the early 1990s, and then into endodontic specialty programs in the United States. Since then, operating microscopes have become widely accepted by endodontists and are also increasingly being used by other specialists. The American Association of Endodontist...
متن کاملEndodontic Therapy: the Operating Microscope
a variety of configurations and magnifications. With the aid of a fiberoptic headlamp system, light can be projected in the line of sight to prevent the creation of shadows in the surgical field and render optimal visualization of the treatment site. However, the magnification of loupes is limited (2.5 to 6.0 ) and their optics are convergent, which creates eye strain and fatigue. In order to a...
متن کاملFlash photography-induced maculopathy
OBJECTIVE To report a flash photography-induced maculopathy. METHODS A professional photographer blinded himself accidentally and he consulted 3 days after the event with a scotoma in his dominant left eye. A unilateral acute light-induced maculopathy with hemorrhage was observed. The lesion was studied with colour photography, fluorescein and indocyanin angiography, autofluorescence imaging ...
متن کاملChloroquine-induced bull's eye maculopathy.
We report the case of a 51-year-old woman who presented with bilateral progressive deterioration in vision after taking chloroquine for severe rheumatoid arthritis for 10 years. She was found to have a bull's eye pattern of depigmentation in the macula of both eyes. Despite cessation of chloroquine, her vision did not improve. The clinical presentation of chloroquine retinopathy is discussed, a...
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ژورنال
عنوان ژورنال: Advances in Ophthalmology & Visual System
سال: 2019
ISSN: 2377-4290
DOI: 10.15406/aovs.2019.09.00351