نتایج جستجو برای: cataract extraction

تعداد نتایج: 181684  

Journal: :The British journal of ophthalmology 1956
J H DUNNINGTON

TREACHER COLLINS (1917), in his classical article on the sequelae of persistent hypotony, stated that the pathological changes in the ocular tissues were " brought about either from the relaxation of tissues usually kept taut or from altered conditions in the circulation ". Subsequent reports have only confirmed the accuracy of these observations. Within recent years the physiology of hypotony,...

Journal: :The British journal of ophthalmology 1989
R J Smith

Editorial: Endophthalmitis following cataract extraction Endophthalmitis following cataract extraction varies in reported incidence from a minimum of around 0-1%' to 0 66%.1 There is some doubt about the benefit of preoperative antibiotics but probably a consensus in favour of using them. One author even resorted to intravenous chloramphenicol,3 but since only 520 cases were studied only 0-5 ca...

Journal: :Journal of the Bahrain Medical Society 2023

Background and objectives: Cataract is common in aging populations, causes blurry vision. Once it interferes with daily activity, treated surgically may lead to complications such as posterior capsule rupture (PCR). The present study aims calculate the rate of PCR determine its correlation age hypertension. Methods: This retrospective was conducted between 31st August, 2016 30th December, 2018 ...

Journal: :The American journal of clinical nutrition 1999
L Chasan-Taber W C Willett J M Seddon M J Stampfer B Rosner G A Colditz F E Speizer S E Hankinson

BACKGROUND Oxidation of lens proteins plays a central role in the formation of age-related cataracts, suggesting that dietary antioxidants may play a role in prevention. However, the relation between specific antioxidants and risk of cataract remains uncertain. OBJECTIVE Our objective was to examine prospectively the association between carotenoid and vitamin A intakes and cataract extraction...

Journal: :Journal of the Chinese Medical Association : JCMA 2005
Shwu-Jiuan Sheu Luo-Ping Ger Jane-Fang Chen

BACKGROUND This study was designed to investigate potential risk factors for retinal detachment (RD) after cataract surgery in southern Taiwan. METHODS This was a prospective cohort study. Submitted charts and claimed records for insurance beneficiaries who underwent cataract extraction between August 1999 and December 2001 were collected from the Bureau of National Health Insurance. Data fro...

Journal: :Journal of Ayub Medical College, Abbottabad : JAMC 2011
Mir Zaman Afzal Qadir Maooz Irfanullah Shah Ishfaq-ur-Rehman Tariq Farooq Babar

BACKGROUND Cataract surgery is constantly evolving and various procedures having their merits and demerits are practiced by ophthalmologists all over the world. The objective of this study was to evaluate the safety, efficacy, visual outcome and complications of sutureless manual extracapsular cataract extraction (SMECE) in the management of patients with black cataracts using envelop anterior ...

2015
Lola Elizabeth Lawuyi Avinash Gurbaxani

The maintenance of mydriasis throughout cataract extraction surgery and the control of ocular inflammation are crucial for successful surgical outcomes. The development of miosis during cataract surgery compromises the visualization of the surgical field and working space for surgeons. This may lead to complications that include posterior capsular tear and associated vitreous loss, longer surgi...

Journal: :American journal of epidemiology 2001
F B Hu S E Hankinson M J Stampfer J E Manson G A Colditz F E Speizer C H Hennekens W C Willett

Oxidative damage to proteins in the human lens is believed to be important in the etiology of age-related cataract. Because free radical-mediated oxidative damage to lipoproteins may accelerate atherosclerosis, the authors hypothesized that the development of cataract might be a marker for such damage and therefore might be associated with future risk of coronary heart disease (CHD). The author...

Journal: :Arquivos brasileiros de oftalmologia 2007
Bruno Machado Fontes Liang Shih Jung Eduardo Sone Soriano Carlos Filipe Chicani

To report a case of nonarteritic anterior ischemic optic neuropathy (NAION) after uneventful cataract extraction and intraocular lens implantation. Prospective, observational case report and literature review. We report the case history of a 74-year-old woman who underwent phacoemulsification and developed sudden loss of vision on the 13th postoperative day. After complete ocular and systemic e...

Journal: :The British journal of ophthalmology 1985
M S McMahon J S Weiss K G Riedel D M Albert

We describe the histopathological findings of an enucleation specimen from a clinically undiagnosed case of phacoanaphylaxis which occurred after extracapsular cataract extraction with intraocular lens implantation. Phacoanaphylaxis, a granulomatous inflammatory response to liberated lens protein, is potentially curable by prompt removal of residual lens material. This case emphasises that the ...

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