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Articles 241 - 262 of 262
Full-Text Articles in Ophthalmology
Choroidal Metastasis From Leiomyosarcoma In Two Cases, Eric Feinstein, Swathi Kaliki, Carol L Shields, Hormoz Ehya, Jerry A Shields
Choroidal Metastasis From Leiomyosarcoma In Two Cases, Eric Feinstein, Swathi Kaliki, Carol L Shields, Hormoz Ehya, Jerry A Shields
Wills Eye Hospital Papers
Leiomyosarcoma is a malignant tumor of mesenchymal cells and is the most common soft-tissue sarcoma. Leiomyosarcoma is a notably rare tumor in the ophthalmic region and can be of primary, secondary or metastatic origin. To the best of our knowledge, there has only been one published case of leiomyosarcoma metastasis to the choroid. In this case study, we report two cases of primary leiomyosarcoma with metastasis to the choroid of the eye. Both cases displayed systemic metastasis and showed response to high dose plaque radiotherapy. Despite its prevalence as the leading form of sarcoma, leiomyosarcoma rarely metastasizes to the ocular …
Treatment Of Steroid-Induced Elevated Intraocular Pressure With Anecortave Acetate: A Randomized Clinical Trial., Ingeborg Stalmans, David G. Callanan, Monte S. Dirks, Marlene R. Moster, Alan L. Robin, Joachim Van Calster, Sally A. Scheib, Jaime E. Dickerson, Theresa A. Landry, Michael V. W. Bergamini
Treatment Of Steroid-Induced Elevated Intraocular Pressure With Anecortave Acetate: A Randomized Clinical Trial., Ingeborg Stalmans, David G. Callanan, Monte S. Dirks, Marlene R. Moster, Alan L. Robin, Joachim Van Calster, Sally A. Scheib, Jaime E. Dickerson, Theresa A. Landry, Michael V. W. Bergamini
Wills Eye Hospital Papers
PURPOSE: The present study is the first randomized clinical trial designed to evaluate the intraocular pressure (IOP)-lowering effect of anecortave acetate (AA) administered at 3 doses (3, 15, or 30 mg) as an anterior juxtascleral depot (AJD) in patients experiencing elevated IOP due to corticosteroid therapy.
METHODS: This was a double-masked, randomized, placebo-controlled, multicenter, parallel group trial. Eligible patients had an IOP of at least 24 mmHg and an IOP increase of at least 10 mmHg relative to their IOP before treatment with steroids. A target IOP was established for each patient at baseline. Patients were randomized to 1 of …
Visual Function After Correction Of Distance Refractive Error With Ready-Made And Custom Spectacles: A Randomized Clinical Trial., Christopher J. Brady, Andrea C Villanti, Monica Gandhi, David S Friedman, Lisa Keay
Visual Function After Correction Of Distance Refractive Error With Ready-Made And Custom Spectacles: A Randomized Clinical Trial., Christopher J. Brady, Andrea C Villanti, Monica Gandhi, David S Friedman, Lisa Keay
Wills Eye Hospital Papers
PURPOSE: To evaluate patient-reported outcome measures with the use of ready-made spectacles (RMS) and custom spectacles (CS) in an adult population in India with uncorrected refractive error (URE).
DESIGN: Prospective, double-masked, randomized trial with 1-month follow-up.
PARTICIPANTS: A total of 363 adults aged 18 to 45 years with ≥1 diopter (D) of URE (RMS, n = 183; CS, n = 180).
INTERVENTION: All participants received complete refraction and were randomized to receive CS (full sphero-cylindrical correction) or RMS based on the spherical equivalent for the eye with lower refractive error but limited to the powers in the RMS inventory.
MAIN …
Genetics For The Ophthalmologist., Karthikeyan A Sadagopan, Jenina Capasso, Alex V Levin
Genetics For The Ophthalmologist., Karthikeyan A Sadagopan, Jenina Capasso, Alex V Levin
Wills Eye Hospital Papers
The eye has played a major role in human genomics including gene therapy. It is the fourth most common organ system after integument (skin, hair and nails), nervous system, and musculoskeletal system to be involved in genetic disorders. The eye is involved in single gene disorders and those caused by multifactorial etiology. Retinoblastoma was the first human cancer gene to be cloned. Leber hereditary optic neuropathy was the first mitochondrial disorder described. X-Linked red-green color deficiency was the first X-linked disorder described. The eye, unlike any other body organ, allows directly visualization of genetic phenomena such as skewed X-inactivation in …
A Refractive Surgery Candidate With Optic Nerve Head Cupping., Ivan Goldberg, L Jay Katz, Kaweh Mansouri, Mohammad Pakravan, Shahin Yazdani
A Refractive Surgery Candidate With Optic Nerve Head Cupping., Ivan Goldberg, L Jay Katz, Kaweh Mansouri, Mohammad Pakravan, Shahin Yazdani
Wills Eye Hospital Papers
No abstract provided.
Resolution Of Bilateral Ptosis After Reduction Of Unilaterally Elevated Intraocular Pressure In A Child With Axenfeld-Reiger Spectrum Disorder., Ketki Soin, Alex V. Levin
Resolution Of Bilateral Ptosis After Reduction Of Unilaterally Elevated Intraocular Pressure In A Child With Axenfeld-Reiger Spectrum Disorder., Ketki Soin, Alex V. Levin
Wills Eye Hospital Papers
We report a 9-month-old boy with bilateral pseudoptosis associated with elevated IOP. The patient had previously undergone bilateral trabeculectomies and Ahmed tube placement and right cataract extraction and penetrating keratoplasty. At presentation, the right eye IOP was 24 mm Hg and the left eye IOP was 32 mm Hg. Approximately 2 weeks after dorzolamide was added to the treatment regimen for the left eye, the mother reported that the ptosis had resolved. We suggest several explanations for the resolution of the ptosis.
Absence Of Altered Expression Of Optineurin In Primary Open Angle Glaucoma Patients., Khaled K Abu-Amero, Taif Anwar Azad, George L Spaeth, Jonathan Myers, L Jay Katz, Marlene Moster, Thomas M Bosley
Absence Of Altered Expression Of Optineurin In Primary Open Angle Glaucoma Patients., Khaled K Abu-Amero, Taif Anwar Azad, George L Spaeth, Jonathan Myers, L Jay Katz, Marlene Moster, Thomas M Bosley
Wills Eye Hospital Papers
PURPOSE: To investigate the expression level of the optineurin gene (OPTN) in the blood of primary open angle glaucoma (POAG) patients to determine if altered expression is playing a role in primary open angle glaucoma systemically.
METHODS: Patients (n=47) were eligible for inclusion if they met standard clinical criteria for POAG, including age greater than 40 years, intraocular pressure ≥21 mmHg in at least one eye before treatment, normal-appearing anterior chamber angles bilaterally on gonioscopy, and optic nerve injury characteristic of POAG. Control subjects (n=27) were recruited who were free from glaucoma by examination. DNA from patient was sequenced to …
Giant Fornix Syndrome: A Case Series., Kiran Turaka, Robert B Penne, Christopher J. Rapuano, Azin Abazari, Ralph C Eagle, Kristin M. Hammersmith, Brandon Ayres
Giant Fornix Syndrome: A Case Series., Kiran Turaka, Robert B Penne, Christopher J. Rapuano, Azin Abazari, Ralph C Eagle, Kristin M. Hammersmith, Brandon Ayres
Wills Eye Hospital Papers
PURPOSE: To describe the demographics, characteristics, and treatment of giant fornix syndrome, a rare cause of chronic purulent conjunctivitis in the elderly.
METHODS: Retrospective chart review of five patients with giant fornix syndrome evaluated by the Cornea Service, Oculoplastics and Orbital Surgery Service and the Department of Pathology at the Wills Eye Institute.
RESULTS: The median age of the 5 female patients was 75 years (mean 80, range 70-95). The median duration of eye symptoms before presentation was 2 years (mean 2.4, range 1-4). Before referral, the chronic conjunctivitis was treated with topical antibiotics in all 5 cases and with …
Unaltered Myocilin Expression In The Blood Of Primary Open Angle Glaucoma Patients., Khaled K Abu-Amero, Taif Anwar Azad, George L Spaeth, Jonathan Myers, L Jay Katz, Marlene Moster, Thomas M Bosley
Unaltered Myocilin Expression In The Blood Of Primary Open Angle Glaucoma Patients., Khaled K Abu-Amero, Taif Anwar Azad, George L Spaeth, Jonathan Myers, L Jay Katz, Marlene Moster, Thomas M Bosley
Wills Eye Hospital Papers
PURPOSE: To investigate the expression of the myocilin gene (MYOC) in the blood of primary open angle glaucoma (POAG) patients to determine if altered systemic expression is playing a role.
METHODS: Patients (n=47) were eligible for inclusion if they met standard clinical criteria for POAG. Control subjects (n=27) were recruited who were free from glaucoma by examination. RNA was extracted from leukocytes of patients and controls and converted to cDNA by reverse transcriptase enzyme, and quantitative PCR was used to assess expression levels of MYOC and the house keeping gene β-globulin (HBB). The ratio of MYOC expression to HBB expression …
Postenucleation Adjuvant Chemotherapy With Vincristine, Etoposide, And Carboplatin For The Treatment Of High-Risk Retinoblastoma., Swathi Kaliki, Carol L Shields, Sanket U Shah, Ralph C Eagle, Jerry A Shields, Ann Leahey
Postenucleation Adjuvant Chemotherapy With Vincristine, Etoposide, And Carboplatin For The Treatment Of High-Risk Retinoblastoma., Swathi Kaliki, Carol L Shields, Sanket U Shah, Ralph C Eagle, Jerry A Shields, Ann Leahey
Wills Eye Hospital Papers
BACKGROUND: Analysis of 52 eyes with high-risk retinoblastoma managed with postenucleation adjuvant chemotherapy using vincristine sulfate, etoposide phosphate, and carboplatin showed no evidence of systemic metastasis in any case during a mean (range) follow-up of 66 (12-202) months.
PURPOSE: To determine the efficacy of postenucleation adjuvant chemotherapy with vincristine, etoposide, and carboplatin in the prevention of metastasis for patients with high-risk retinoblastoma.
METHODS: Retrospective, nonrandomized, interventional case series of 52 eyes in 51 patients with high-risk retinoblastoma consisting of tumor invasion into the anterior segment, posterior uvea 3 mm or greater, postlaminar optic nerve, or any combination of posterior uvea …
Outcomes And Risk Factors Associated With Endophthalmitis After Intravitreal Injection Of Anti-Vascular Endothelial Growth Factor Agents., Chirag P Shah, Sunir J Garg, James F Vander, Gary C Brown, Richard S Kaiser, Julia A Haller, The Post-Injection Endophthalmitis (Pie) Study Team
Outcomes And Risk Factors Associated With Endophthalmitis After Intravitreal Injection Of Anti-Vascular Endothelial Growth Factor Agents., Chirag P Shah, Sunir J Garg, James F Vander, Gary C Brown, Richard S Kaiser, Julia A Haller, The Post-Injection Endophthalmitis (Pie) Study Team
Wills Eye Hospital Papers
OBJECTIVE: To describe outcomes of and risk factors for endophthalmitis after intravitreal anti-vascular endothelial growth factor (VEGF) injection.
DESIGN: Single-center, consecutive, case series and retrospective case-control study.
PARTICIPANTS: Between January 1, 2009, and May 31, 2010, 16 vitreoretinal surgeons administered a total of 27 736 injections. During this period, 23 cases of presumed infectious endophthalmitis occurred. Each surgeon used his own preferred injection technique.
INTERVENTION: Vitreous or aqueous tap, or both, with intravitreal antibiotic injection and subsequent topical antibiotic and steroid drops.
MAIN OUTCOME MEASURES: Visual acuity, bladed lid speculum use, conjunctival displacement, hemisphere of injection, bevacizumab versus ranibizumab, and …
Vigabatrin-Induced Peripheral Visual Field Defects In Patients With Refractory Partial Epilepsy, Robert C. Sergott, Richard M. Bittman, Erin M. Christen, Stephen M. Sagar
Vigabatrin-Induced Peripheral Visual Field Defects In Patients With Refractory Partial Epilepsy, Robert C. Sergott, Richard M. Bittman, Erin M. Christen, Stephen M. Sagar
Wills Eye Hospital Papers
Purpose:
Vigabatrin can cause retinopathy, resulting in bilateral visual field constriction. Previous analyses of results from a prospective, observational study assessing vigabatrin-induced visual field constriction (described below) employed a partially subjective interpretation of static perimetery. In an effort to affirm these previous findings through more objective, quantitative methodology, we now report data from a subset analysis of refractory partial epilepsy patients in the study who underwent Goldmann kinetic perimetry.
Methods:
Patients aged ≥8 years with refractory partial seizures were enrolled and grouped: those receiving vigabatrin for ≥6 months (Group I); those who had received vigabatrin for ≥6 months and then …
Obstructive Sleep Apnea And Ocular Disorders., Deepak P. Grover
Obstructive Sleep Apnea And Ocular Disorders., Deepak P. Grover
Wills Eye Hospital Papers
PURPOSE OF REVIEW: Obstructive sleep apnea is a diagnosis that ophthalmologists can screen for when a patient presents with certain risk factors. Recent literature provides strong data for associations between sleep apnea and ocular disorders.
RECENT FINDINGS: A potentially serious disorder, sleep apnea can lead to many systemic and ocular complications. Recent findings provide data on the prevalence of sleep apnea with various disorders. Adequate treatment of sleep apnea has also shown to reverse both systemic and eye-related complications.
SUMMARY: Early diagnosis and management of sleep apnea is critical for reducing the risk of devastating systemic complications and preserving ocular …
Pediatric Ophthalmology And Strabismus: Something For Everyone., Alex V. Levin
Pediatric Ophthalmology And Strabismus: Something For Everyone., Alex V. Levin
Wills Eye Hospital Papers
This issue of Current Opinion in Ophthalmology highlights the uniquely broad range of pediatric ophthalmology and strabismus. Perhaps, unlike any other area of ophthalmology, our specialty covers virtually every part of the eye and a multitude of systemic disorders. Pediatric ophthalmology offers the practitioner the opportunity to impact a patient’s visual life for many decades giving them a lifetime of good vision. This issue of the journal highlights the many ways that this is so.
Convergence Insufficiency And Its Current Treatment., Judith B Lavrich
Convergence Insufficiency And Its Current Treatment., Judith B Lavrich
Wills Eye Hospital Papers
PURPOSE OF REVIEW: Considerable uncertainty and controversy has existed concerning the management of convergence insufficiency. Only recently there have been significant scientific studies published that compare the effectiveness of the commonly prescribed treatments. This paper reviews the most recent research and literature on convergence insufficiency and its treatment.
RECENT FINDINGS: The first large-scale placebo-controlled, randomized clinical trials to study the various treatments of convergence insufficiency have recently been published. Current research compares the effectiveness of base-in prism glasses, pencil push-ups, and vision therapy in reducing the signs and symptoms of convergence insufficiency and suggests that orthoptic therapy is the most …
Spontaneous Disconnection Of Glaucoma Tube Shunt Extenders., Oseluese Dawodu, Alex V. Levin
Spontaneous Disconnection Of Glaucoma Tube Shunt Extenders., Oseluese Dawodu, Alex V. Levin
Wills Eye Hospital Papers
Glaucoma drainage implants are frequently used in children with severe forms of glaucoma, and tube extenders are sometimes required to compensate for ocular growth or when the intraocular portion of the tube is thought to be too short. We report 2 cases of spontaneous disconnection of a tube extender, occurring 8 months after insertion in one case and 3 years later in the other. In both cases the tube was removed and the patient treated with endoscopic diode laser photocoagulation.
The Assessment Of Disability Related To Vision Performance-Based Measure In Diabetic Retinopathy., Kevin J. Warrian, Luciano L. Lorenzana, Dara Lankaranian, Jyoti Dugar, Sheryl S. Wizov, George L. Spaeth
The Assessment Of Disability Related To Vision Performance-Based Measure In Diabetic Retinopathy., Kevin J. Warrian, Luciano L. Lorenzana, Dara Lankaranian, Jyoti Dugar, Sheryl S. Wizov, George L. Spaeth
Wills Eye Hospital Papers
PURPOSE: To validate a third-generation performance-based measure of visual function titled "Assessment of Disability Related to Vision" (ADREV) in a study population of patients with diabetic retinopathy.
DESIGN: Prospective, cross-sectional study.
METHODS: Patients with nonproliferative or proliferative diabetic retinopathy, free from ocular comorbidity, were recruited from a single institute and completed the ADREV, the 25-Item National Eye Institute Visual Functioning Questionnaire (VFQ-25), and a clinical ophthalmic examination. Correlation, regression, and bootstrap analysis were conducted to determine the relationship between ADREV scoring and each of the study's clinical and self-report measures of visual ability, while controlling for potential confounders.
RESULTS: Ninety-one …
Differential Gene Expression Profile Of Retinoblastoma Compared To Normal Retina., Arupa Ganguly, Carol L Shields
Differential Gene Expression Profile Of Retinoblastoma Compared To Normal Retina., Arupa Ganguly, Carol L Shields
Wills Eye Hospital Papers
PURPOSE: The retinoblastoma gene (RB1) is a tumor suppressor gene that was first discovered in a rare ocular pediatric tumor called retinoblastoma (RB). The RB1 gene is essential for normal progression through the cell cycle and exerts part of its function through the family of transcription factors (E2F) and many other intermediaries. In the absence of normal RB1, genomic instability and chromosomal aberrations accumulate, leading to tumor initiation, progression, and ultimately metastasis. The purpose of this report was to identify the molecular pathways that are deregulated in retinoblastoma.
METHODS: We compared gene expression signatures of matched normal retinal tissue and …
Oculocardiac Reflex Elicited During Debridement Of An Empty Orbit, James C. Tsai, Md, James W. Heitz, Md, Edward H. Bedrossian Jr, Md Facs
Oculocardiac Reflex Elicited During Debridement Of An Empty Orbit, James C. Tsai, Md, James W. Heitz, Md, Edward H. Bedrossian Jr, Md Facs
Wills Eye Hospital Papers
87 yo male with history of hypertension and right periorbital basal cell carcinoma s/p previous right total ethmoidectomy, right maxillary antrostomy, and complete right orbital exenteration for basal cell carcinoma invading the right ethmoid sinus. Functional endoscopic sinus surgery and orbital exploration was scheduled for excision of recurrent basal cell carcinoma. Rapid sequence induction and intubation was uneventful. During right orbital base curettage, the patient experienced several precipitious episodes of profound bradycardia or brief asystole. After surgery, the patient denied cardiac symptoms, and cardiac enzymes were all normal. Oculocardiac-mediated bradyarrhythmias are rarely elicited from empty orbits.
High-Resolution Analysis Of Dna Copy Number Alterations In Patients With Primary Open-Angle Glaucoma., Khaled K Abu-Amero, Ali Hellani, Patrick Bender, George L. Spaeth, Jonathan Myers, L Jay Katz, Marlene Moster, Thomas M Bosley
High-Resolution Analysis Of Dna Copy Number Alterations In Patients With Primary Open-Angle Glaucoma., Khaled K Abu-Amero, Ali Hellani, Patrick Bender, George L. Spaeth, Jonathan Myers, L Jay Katz, Marlene Moster, Thomas M Bosley
Wills Eye Hospital Papers
PURPOSE: To determine whether patients with isolated primary open-angle glaucoma (POAG) have evidence of chromosomal copy number alterations.
METHODS: Twenty-seven Caucasian and African-American POAG patients and 12 ethnically matched controls were carefully screened for possible glaucoma and tested for chromosomal copy number alterations using high resolution array comparative genomic hybridization.
RESULTS: No POAG patient had evidence of chromosomal copy number alterations when compared to normal ethnically matched controls. Additionally, there was no evidence of somatic mosaicism in any tested POAG patient.
CONCLUSIONS: Chromosomal deletions and/or duplications were not detected in POAG patients as compared to controls. Other chromosomal imbalances such …
Progressive Optic Neuropathy In Congenital Glaucoma Associated With The Sirsasana Yoga Posture, Daniela S. Monteiro De Barros, Md; Sheila Bazzaz, Md, Moataz E. Gheith, Md, Ghada A. Siam, Md, Marlene R. Moster, Md
Progressive Optic Neuropathy In Congenital Glaucoma Associated With The Sirsasana Yoga Posture, Daniela S. Monteiro De Barros, Md; Sheila Bazzaz, Md, Moataz E. Gheith, Md, Ghada A. Siam, Md, Marlene R. Moster, Md
Wills Eye Hospital Papers
The authors describe a case of progressive optic neuropathy in a patient with congenital glaucoma who had routinely practiced the Sirsasana (headstand) yoga posture for several years. Ophthalmic examination included best-corrected visual acuity, anterior segment examination, indirect oplithalmoscopy, ultrasound pachymetry for central corneal thickness, and intraocular pressure before, during, and after maintaining the Sirsasana posture for 5 minutes. Intraocular pressure increased significantly during the Sirsasana posture. Transient elevation in intraocular pressure during yoga exercises may lead to progressive glaucomatous optic neuropathy, especially in susceptible patients with congenital glaucoma.
Patient Education In Glaucoma: What Do Patients Know About Glaucoma?, Vital Paulino Costa, George L Spaeth, Maura Smith, Cordelia Uddoh, José Paulo Cabral Vasconcellos, Newton Kara-José
Patient Education In Glaucoma: What Do Patients Know About Glaucoma?, Vital Paulino Costa, George L Spaeth, Maura Smith, Cordelia Uddoh, José Paulo Cabral Vasconcellos, Newton Kara-José
Wills Eye Hospital Papers
PURPOSE: To evaluate the knowledge glaucoma patients have about their disease and its treatment.
METHODS: One hundred and eighty-three patients were interviewed at the Glaucoma Service of Wills Eye Hospital (Philadelphia, USA, Group 1) and 100 at the Glaucoma Service of University of Campinas (Campinas, Brazil, Group 2). An informal, relaxed atmosphere was created by the interviewer before asking a list of 18 open-ended questions.
RESULTS: In Group 1, 44% of the 183 patients did not have an acceptable idea about what glaucoma is, 30% did not know the purpose of the medications they were taking, 47% were not aware …