Yasser Helmy Mohamed
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View article: Healed Perforated Corneal Ulcers in Human
Healed Perforated Corneal Ulcers in Human Open
This study investigates the pathophysiological process of healed perforated corneal ulcers (HPCUs) in humans. All subjects underwent keratoplasty due to opacities or leakage from HPCUs. Half of each specimen was fixed with 4% glutaraldehyd…
View article: A case of corneal opacity caused by atovaquone administration
A case of corneal opacity caused by atovaquone administration Open
We encountered a rare case of bilateral corneal opacity resulting from oral atovaquone administration. Regular long-term ophthalmological examinations are necessary for patients taking atovaquone.
View article: Bilateral Fuchs’ Superficial Marginal Keratitis Diagnosis and Treatment
Bilateral Fuchs’ Superficial Marginal Keratitis Diagnosis and Treatment Open
In this study, we reported two patients with clinical pictures compatible with the diagnosis of bilateral Fuchs’ superficial marginal keratitis (FSMK) treated with surgical treatment and anti-inflammatory drugs. The cases suffered from bil…
View article: Neuronal Intranuclear Inclusion Disease with a Corneal Disorder: A Case Report
Neuronal Intranuclear Inclusion Disease with a Corneal Disorder: A Case Report Open
Background: Neuronal intranuclear inclusion disease (NIID) is a progressive neurodegenerative disorder characterized by the formation of intranuclear inclusions in cells. Adult-type NIID usually develops in elderly patients with various cl…
View article: Is it really descemetocele? Morphology of extremely thin membrane that remained after severe corneal melting: a case report
Is it really descemetocele? Morphology of extremely thin membrane that remained after severe corneal melting: a case report Open
View article: A Case of Parinaud Oculoglandular Syndrome in Which Bartonella DNA Was Detected in the Cornea and Conjunctiva by Polymerase Chain Reaction
A Case of Parinaud Oculoglandular Syndrome in Which Bartonella DNA Was Detected in the Cornea and Conjunctiva by Polymerase Chain Reaction Open
Background and Objectives: Parinaud oculoglandular syndrome (POS) is unilateral granulomatous follicular conjunctivitis with ipsilateral afferent lymphadenopathy, primarily caused by cat-scratch disease, tularemia, and sporotrichosis. We r…
View article: A Novel Technique for Corneal Transepithelial Electrical Resistance Measurement in Mice
A Novel Technique for Corneal Transepithelial Electrical Resistance Measurement in Mice Open
We developed a technique that can measure corneal transepithelial electrical resistance (TER) in mice, which was used for evaluating corneal toxicity induced by ophthalmic drugs. We used a tissue culture well and its insert to mount the mo…
View article: Microsporidial keratoconjunctivitis – first outbreak in Japan
Microsporidial keratoconjunctivitis – first outbreak in Japan Open
Background Most cases of microsporidial keratoconjunctivitis are found in the Southern hemisphere. Our purpose was to investigate the first outbreak of microsporidial keratoconjunctivitis in Japan among healthy, immunocompetent soccer play…
View article: Whole Corneal Descemetocele
Whole Corneal Descemetocele Open
Background and Objectives: To report a case of microbial keratitis complicated by severe corneal melting and whole corneal descemetocele. Methods: A 72-year-old male farmer presented with a right corneal ulcer involving nearly the entire c…
View article: Author Correction: Comparison of rabbit corneal changes during different preservation techniques using optisol-GS and airlift
Author Correction: Comparison of rabbit corneal changes during different preservation techniques using optisol-GS and airlift Open
View article: Comparison of rabbit corneal changes during different preservation techniques using optisol-GS and airlift
Comparison of rabbit corneal changes during different preservation techniques using optisol-GS and airlift Open
View article: Comparison of rabbit corneal changes during different preservation techniques using Optisol-GS and airlift.
Comparison of rabbit corneal changes during different preservation techniques using Optisol-GS and airlift. Open
Background : A previous study has suggested that airlift condition is superior to Optisol-GS condition in preserving the limbal tissue of human cornea. Purpose : To investigate a new preservation device that preserves the cornea while sepa…
View article: Correction to: Effectiveness of a photoscreener in identifying undiagnosed unilateral amblyopia at vision screening of 3-year-old children in Japan
Correction to: Effectiveness of a photoscreener in identifying undiagnosed unilateral amblyopia at vision screening of 3-year-old children in Japan Open
View article: Conjunctival Sac Microbiome in Infectious Conjunctivitis
Conjunctival Sac Microbiome in Infectious Conjunctivitis Open
Acute bacterial conjunctival infections are common, and this study identified the conjunctival bacterial community in infectious conjunctivitis cases seen at the outpatient clinic of Khanh Hoa General Hospital in Nha Trang, Vietnam from Oc…
View article: Prevalence of Streptococcus pneumoniae in conjunctival flora and association with nasopharyngeal carriage among children in a Vietnamese community
Prevalence of Streptococcus pneumoniae in conjunctival flora and association with nasopharyngeal carriage among children in a Vietnamese community Open
Conjunctival pneumococcal serotypes among members of a community have not been investigated well. We determined the prevalence and association of Streptococcus pneumoniae in the nasopharynx and conjunctiva among children in a community bef…
View article: Conjunctival Sac Microbiome in Infectious Conjunctivitis
Conjunctival Sac Microbiome in Infectious Conjunctivitis Open
Background To determine the conjunctival bacterial community among the infectious conjunctivitis cases attending the outpatient clinic of Khanh Hoa General Hospital in Nha Trang, Vietnam from October 2016 through December 2017. Of all, 50 …
View article: Measurement of electrophysiological properties of corneal graft
Measurement of electrophysiological properties of corneal graft Open
View article: Conjunctival Sac Microbiome in Bacterial Conjunctivitis
Conjunctival Sac Microbiome in Bacterial Conjunctivitis Open
View article: Intraocular deposits and cataracts after long-term rifabutin intake
Intraocular deposits and cataracts after long-term rifabutin intake Open
Rationale: Rifabutin is a broad-spectrum antibiotic known to cause deposits on the corneal endothelium and lens. We report a patient in whom cataracts developed and progressive pigment deposits were seen on the corneal endothelium, lens, a…
View article: Corneal damage and its recovery after instillation of preservative-free versus preserved latanoprost eye drops
Corneal damage and its recovery after instillation of preservative-free versus preserved latanoprost eye drops Open
Purpose: Latanoprost ophthalmic solution is highly effective as a therapeutic agent for glaucoma and is applied worldwide. However, harmful effects on the corneal surface have been reported regarding the commercially available latan…
View article: Effect and risk of internal limiting membrane peeling for idiopathic epiretinal membrane
Effect and risk of internal limiting membrane peeling for idiopathic epiretinal membrane Open
View article: Three cases of acute sterile corneal melt after cataract surgery
Three cases of acute sterile corneal melt after cataract surgery Open
View article: Oral kallidinogenase improved visual acuity and maintained chorioretinal blood flow levels after treatment for diabetic macular edema
Oral kallidinogenase improved visual acuity and maintained chorioretinal blood flow levels after treatment for diabetic macular edema Open
Oral kallidinogenase medication is useful as an adjuvant therapy to enhance the therapeutic effect of STTA in DME patients.
View article: Prevalence of Pneumococci in Conjunctival Flora among Vietnamese children
Prevalence of Pneumococci in Conjunctival Flora among Vietnamese children Open
View article: Visual outcomes and prognostic factors in open-globe injuries
Visual outcomes and prognostic factors in open-globe injuries Open
View article: Corneal Safety of Monoprost
Corneal Safety of Monoprost Open
View article: First experience of nDSAEK with heads-up surgery
First experience of nDSAEK with heads-up surgery Open
Using heads-up surgery for performing anterior segment surgeries is encouraging and promising.
View article: Corneal changes with Latanoprost use
Corneal changes with Latanoprost use Open
View article: Oral kalliginogenase improved chorioretinal blood flow levels and significantly reduced subfoveal choroidal thickness in diabetic macular edema patients.
Oral kalliginogenase improved chorioretinal blood flow levels and significantly reduced subfoveal choroidal thickness in diabetic macular edema patients. Open
View article: Acute corneal toxicity of conjunctival disinfectants.
Acute corneal toxicity of conjunctival disinfectants. Open