نتایج جستجو برای: penetrating keratoplasty

تعداد نتایج: 18974  

Journal: :Saudi journal of ophthalmology : official journal of the Saudi Ophthalmological Society 2011
Massimo Busin Jacqueline Beltz Vincenzo Scorcia

OBJECTIVE To report the outcome of mushroom keratoplasty for the treatment of full thickness corneal disease in pediatric patients with healthy endothelium. METHODS A retrospective analysis of pediatric patients who underwent mushroom keratoplasty. The medical records of pediatric patients suffering from full thickness corneal stromal disease with normal endothelium who underwent mushroom ker...

2012
Richard MH Lee Fook Chang Lam Tassos Georgiou Bobby Paul Kong Yong Then Ioannis Mavrikakis Venkata S Avadhanam Christopher SC Liu

AIMS To report on the suturing techniques and aspects of postoperative management in penetrating keratoplasty in the United Kingdom. METHODS A postal questionnaire was sent to 137 ophthalmic consultants identified from a Royal College of Ophthalmology database as having a special interest in anterior segment surgery. The questionnaire surveyed surgeon preferences for surgical and suturing tec...

Journal: :Investigative ophthalmology & visual science 2003
W John Armitage Andrew D Dick William M Bourne

PURPOSE To evaluate a biexponential decay model for describing the loss of corneal endothelial cells with age as well as the increased loss of cells after cataract surgery and penetrating keratoplasty. METHODS Data from previous studies were identified and the sum of two exponentials, d = p. exp(-at) + q. exp(-bt) (where d is cell density at time t, p and q are constants the sum of which is e...

Journal: :journal of current ophthalmology 0
mansour al-mohaimeed

purpose : glaucoma following penetrating keratoplasty (pk) continues to be a serious problem that may ultimately become sight threatening. knowledge of the risk factors for development of glaucoma following pk, such as preexisting glaucoma, pseudophakia, aphakia, and previous pk, can limit the occurrence and improve the outcome of the keratoplasty. the management of postkeratoplasty (post-pk) g...

Journal: :Arquivos brasileiros de oftalmologia 2012
Elvira Barbosa Abreu Gustavo Amorin Novaes Bruno Franco Fernandes Patricia Rusa Pereira Odashiro Alexandre Nakao Odashiro Isabella de Oliveira Lima Parizotto Miguel Noel Burnier

INTRODUCTION Corneal dystrophy is defined as bilateral and symmetric primary corneal disease, without previous associated ocular inflammation. Corneal dystrophies are classified according to the involved corneal layer in superficial, stromal, and posterior dystrophy. Incidence of each dystrophy varies according to the geographic region studied. PURPOSE To evaluate the prevalence of stromal co...

Journal: :Lancet 2012
Donald T H Tan John K G Dart Edward J Holland Shigeru Kinoshita

Corneal transplantation or keratoplasty has developed rapidly in the past 10 years. Penetrating keratoplasty, a procedure consisting of full-thickness replacement of the cornea, has been the dominant procedure for more than half a century, and successfully caters to most causes of corneal blindness. The adoption by specialist surgeons of newer forms of lamellar transplantation surgery, which se...

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