نتایج جستجو برای: retrobulbar block

تعداد نتایج: 159696  

Journal: :Anesthesiology 2010
Emmanuel Nouvellon Philippe Cuvillon Jacques Ripart

THE vast majority of ophthalmic surgeries are performed under regional anesthesia only. However, its use is also described in association with general anesthesia for pediatric cases and for postoperative analgesia. Eye blocks have long been limited to retrobulbar anesthesia (RBA) as performed by surgeons. Surgical technique changes and research on improving patient safety during eye blocks has ...

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Journal: :Annals of the Academy of Medicine, Singapore 2006
Kelvin Y C Lee Sharon Tow Kee-Siew Fong

INTRODUCTION Acute retrobulbar haemorrhage is a potentially sight-threatening condition, and can follow retrobulbar anaesthesia or trauma to the orbit. Acute loss of vision can occur with retrobulbar haemorrhage and is reversible if the condition is recognised and treated early. CLINICAL PICTURE We report a case of acute retrobulbar haemorrhage following orbital trauma in a 78-year-old Chines...

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Journal: :British Journal of Anaesthesia 2000

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Journal: :Investigative ophthalmology & visual science 1996
H Lincoff P Stanga A Movshovich A Palleroni B Madjarov R Rivera R Silverman

PURPOSE To determine whether recombinant human interferon alpha-2a (IFN alpha-2a) would diffuse into the choroid in significant amounts from a retrobulbar depot. METHODS One million international units of IFN alpha-2a were injected into the retrobulbar space of the eyes of 17 rabbits, and choroidal and serum concentrations were measured at 1, 2, 4, 8, 12, and 24 hours. The same dose of IFN al...

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Journal: :Journal of neurology, neurosurgery, and psychiatry 1968
E S Rosen B Ashworth

Fluorescein fundus photography is of value in the detection of early papilloedema (David, Heyman, and Hart, 1963; Miller, Saunders, and Ffytche, 1965). We have applied this technique to the serial study of patients with acute retrobulbar neuritis. This disorder is usually unilateral and the unaffected eye could be used as a control. Also, since papilloedema is not present at the onset of sympto...

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Journal: :Collegium antropologicum 2005
Marina Titlić Ivana Erceg Tanja Kovacević Nikica Gabrić Ksenija Karaman Igor Zuljan Kresimir Orsolić Josip Kalajzić

The aim of this paper is to compare diameter of healthy and affected optic nerve determined by ultrasound with brain lesions in acute retrobulbar neuritis in patients with multiple sclerosis. In this prospective study 20 patients with multiple sclerosis and acute retrobulbar neuritis were examined. Optic nerve diameter was measured by ultrasound. Brain lesions were detected by magnetic resonanc...

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Journal: :Archives of ophthalmology 2000
P C Jacobi T S Dietlein F K Jacobi

OBJECTIVES To evaluate and compare levels of patient discomfort and perioperative complications during phacoemulsification and implantation of a foldable intraocular lens under topical lidocaine hydrochloride and retrobulbar anesthesia in patients with cataract who also had exfoliation syndrome, uveitis, posterior synechia, phacodonesis, or previous intraocular surgery. DESIGN A prospective, ...

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2017
Dhaivat Vasavada Prabu Baskaran Seema Ramakrishnan

Retrobulbar injection has been widely practiced as a technique of ocular anesthesia for many decades. Nevertheless, the technique is not free from complications. Vascular occlusion secondary to retrobulbar injection is rare but can be vision threatening. We report a case series of two such patients who presented with poor vision following retrobulbar injection. Fundus showed pale retina with ch...

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2011
Shin Takayama Takashi Seki Toru Nakazawa Naoko Aizawa Seri Takahashi Masashi Watanabe Masayuki Izumi Soichiro Kaneko Tetsuharu Kamiya Ayane Matsuda Akiko Kikuchi Tomoyuki Yambe Makoto Yoshizawa Shin-ichi Nitta Nobuo Yaegashi

Background. The relation between glaucoma and retrobulbar circulation in the prognosis has been indicated. Purpose. To investigate the effects of acupuncture on retrobulbar circulation in open-angle glaucoma (OAG) patients. Methods. Eleven OAG patients (20 eyes with OAG) who were treated by topical antiglaucoma medications for at least 3 months were enrolled. Acupuncture was performed once at a...

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Journal: :The British journal of ophthalmology 1942
R Ford

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