نتایج جستجو برای: intrastromal corneal cyst

تعداد نتایج: 60610  

Journal: :Investigative ophthalmology & visual science 2017
Jens Horstmann Hinnerk Schulz-Hildebrandt Felix Bock Sebastian Siebelmann Eva Lankenau Gereon Hüttmann Philipp Steven Claus Cursiefen

Purpose Corneal neovascularization, in particular lymphangiogenesis, is a limiting factor in corneal transplant survival. Novel treatment approaches focus on (selective) inhibition and regression of lymphatic vessels. Imaging clinically invisible corneal lymphatic vessels is a prerequisite for these strategies. Using a murine model, this study investigates whether corneal lymphatic vessels can ...

2010
Minoru Tomita Naoko Inoue Tadahiko Tsuru

PURPOSE To report on keratoectasia after laser in situ keratomileusis (LASIK) in two eyes of two patients who had no obvious preoperative risk factors, and treatment of keratoectasia by intrastromal corneal ring segments. METHOD Clinical interventional case report. RESULTS Two patients underwent LASIK in both eyes at Shinagawa LASIK center, Tokyo. Preoperative standard ophthalmological exam...

Journal: :Archives of ophthalmology 2005
Enrique Garcia-Valenzuela C Diane Song

Penetrating keratoplasty carries an infectious risk. Its requirement for topical corticosteroid therapy facilitates fungal growth with resulting keratitis. Although progression of fungal keratitis to intraocular infection is uncommon, endophthalmitis resulting from keratitis usually has a poor visual prognosis. Fungal infection under these circumstances remains a diagnostic and therapeutic chal...

2011
Emilio J. Gualda Javier R. Vázquez de Aldana M. Carmen Martínez-García Pablo Moreno Juan Hernández-Toro Luis Roso Pablo Artal Juan M. Bueno

The performance of femtosecond (fs) laser intrastromal ablation was evaluated with backscattering-mode adaptive-optics multiphoton microscopy in ex vivo chicken corneas. The pulse energy of the fs source used for ablation was set to generate two different ablation patterns within the corneal stroma at a certain depth. Intrastromal patterns were imaged with a custom adaptive-optics multiphoton m...

Journal: :Investigative ophthalmology & visual science 2004
Eric C Carlson Chia-Yang Liu Xiaoping Yang Meredith Gregory Bruce Ksander Judith Drazba Victor L Perez

PURPOSE This study was conducted to determine whether intrastromal injection of adenoviral construct could be used to transfect corneal stroma cells effectively in vivo and to determine whether a tissue-specific promoter could be used to express exogenous genes in keratocytes. METHODS An adenoviral construct with a cytomegalovirus (pCMV)-driven enhanced green fluorescent protein (EGFP) report...

Journal: :Zagazig University Medical Journal 2014

2016
Jianzhang Hu Jingjin Zhang Yanling Li Xiaoli Han Weidong Zheng Juan Yang Guoxing Xu

Purpose. To evaluate the efficacy of a combination of intrastromal and intracameral injections of amphotericin B in the treatment of severe recalcitrant fungal keratitis. Methods. Patients with severe fungal keratitis who were resistant to conventional antifungal medical treatments and needed potential surgical intervention were recruited at the First Affiliated Hospital of Fujian Medical Unive...

Journal: :Journal of cataract and refractive surgery 2015
Mohammed Ziaei Allon Barsam Neda Shamie David Vroman Terry Kim Eric D Donnenfeld Edward J Holland John Kanellopoulos Francis S Mah J Bradley Randleman Sheraz Daya Jose Güell

UNLABELLED Corneal ectasia is a progressive, degenerative, and noninflammatory thinning disorder of the cornea. Recently developed corneal reshaping techniques have expanded the treatment armamentarium available to the corneal specialist by offering effective nontransplant options. This review summarizes the current evidence base for corneal collagen crosslinking, topography-guided photorefract...

Journal: :Indian Journal of Ophthalmology 2019

Journal: :Investigative ophthalmology & visual science 2005
Nirbhai Singh Shivan Amin Elizabeth Richter Saadia Rashid Vincent Scoglietti Pooja D Jani Jin Wang Rajwinder Kaur Jayakrishna Ambati Zheng Dong Balamurali K Ambati

PURPOSE To determine whether subunits of VEGF receptor-1 coupled with an endoplasmic reticulum retention signal can block hypoxia-induced upregulation of VEGF secretion in corneal epithelial cells and block murine corneal angiogenesis induced by corneal injury. METHODS Human corneal epithelial cells, transfected with plasmids encoding Flt23K or Flt24K (the VEGF-binding domains of the Flt-1 re...

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