Research Topics
| N FeltgenSummaryAffiliation: University of Freiburg Country: Germany Publications
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Detail Information
Publications
[Idiopathic eosinophilic orbital pseudotumor of the lacrimal gland in a child]Nicolas Feltgen
Universitäts Augenklinik Freiburg
Klin Monbl Augenheilkd 219:458-61. 2002..In contrast to adults, children very rarely develop an associated systemic disorder. The disease is generally treated with steroids. Little is known about the natural course of idiopathic orbital pseudotumors in childhood...
Combined cataract and glaucoma surgery: endoscope-controlled erbium:YAG-laser goniotomy versus trabeculectomyHeiko Philippin
Department of Ophthalmology, University of Freiburg, Killianstrasse 5, 79106 Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 243:684-8. 2005..To compare endoscopic infrared laser trabecular ablation and trabeculectomy (both combined with cataract surgery) regarding intraocular pressure (IOP), visual acuity, anti-glaucomatous drugs and complications...
Retinal endovascular lysis in ischemic central retinal vein occlusion: one-year results of a pilot studyNicolas Feltgen
Department of Ophthalmology, University of Freiburg, Freiburg, Germany
Ophthalmology 114:716-23. 2007..Retinal endovascular lysis is a new therapeutic option for patients with central retinal vein occlusion (CRVO). In this procedure, a fibrinolytic agent is injected directly into a cannulated retinal vein after pars plana vitrectomy...
Correlation between central corneal thickness, applanation tonometry, and direct intracameral IOP readingsN Feltgen
Department of Ophthalmology, Albert Ludwigs University Freiburg, Germany
Br J Ophthalmol 85:85-7. 2001..Several authors reported incorrect high intraocular pressure (IOP) values in eyes with a thick cornea using applanation tonometry. This hypothesis was checked by comparing applanation tonometry with direct intracameral manometry...
[Exceptional conjunctival tumor in a young allergic woman]N Feltgen
Augenklinik,
Ophthalmologe 102:1204-6. 2005
Endoscopically controlled erbium:YAG goniopuncture versus trabeculectomy: effect on intraocular pressure in combination with cataract surgeryNicolas Feltgen
Department of Ophthalmology, Albert Ludwigs University Freiburg, Killianstrasse 5, 79106 Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 241:94-100. 2003..To compare the efficacy of endoscopic erbium:YAG laser goniopuncture in glaucoma treatment to trabeculectomy, both methods as adjuncts to cataract surgery...
[Visual field defect after radial optic neurotomy]N Feltgen
Augenklinik, Universitat, Freiburg
Ophthalmologe 102:802-4. 2005..Cutting in the optic nerve can cause visual field defects as shown in the presented case. This complication will reduce the value of this new surgical procedure and should be weighed against still unsettled advantages...
[Occlusion of the retinal artery]N Feltgen
Universitats Augenklinik, Freiburg
Ophthalmologe 100:651-65; quiz 666-7. 2003..In this overview, the actual state of our knowledge on the pathogenesis of occlusion of a retinal artery as well as current and new therapies are presented...
Arteriovenous dissection in a living human eye: clinicopathologic correlationNicolas Feltgen
Department of Ophthalmology, University of Freiburg, 79106 Freiburg, Germany
Arch Ophthalmol 123:571-2. 2005
Feasibility of intravitreal erythropoietin injections in humansW A Lagrèze
Universitats Augenklinik, Killianstr 5, 79106 Freiburg, Germany
Br J Ophthalmol 93:1667-71. 2009..Preclinical data suggest that intravitreally administered erythropoietin (EPO) is both neuroprotective and safe. In a small pilot series, we intended to assess the feasibility of intravitreal EPO injections in humans...
[Clinical diagnostics and therapy for non-arteritic central retinal artery occlusion]A Pielen
Universitats Augenklinik, Freiburg
Klin Monbl Augenheilkd 227:712-20. 2010..It is our aim to provide a guide through the necessary interdisciplinary diagnostics in co-operation with internal medicine and neurology and to recommend a multimodal therapy in patients with non-arteritic CRAO...
Treatment of central retinal vein occlusion by radial optic neurotomy in 107 casesH C Hasselbach
Department of Ophthalmology, University Hospital Schleswig Holstein, Campus Kiel, Hegewischstr 2, 24105 Kiel, Germany
Graefes Arch Clin Exp Ophthalmol 245:1145-56. 2007....
Arterio-venous dissection after isovolaemic haemodilution in branch retinal vein occlusion: a non-randomised prospective studyNicolas Feltgen
Department of Ophthalmology, University of Freiburg, Killianstrasse 5, 79106 Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 244:829-35. 2006..The rationale for this pilot study was to add arterio-venous dissection (AVD) after unsuccessful medical treatment in a well-defined group of patients with branch retinal vein occlusion (BRVO)...
[Ocular ischemic syndrome]A Pielen
Universitäts Augenklinik Freiburg, Killianstr 5, 79106 Freiburg
Ophthalmologe 108:283-94; quiz 295. 2011..Due to the high mortality of OIS patients, medical and neurological examinations are mandatory. We discuss the clinical findings and diagnostic and therapeutic options of OIS patients in this paper...
Central retinal artery occlusion: local intra-arterial fibrinolysis versus conservative treatment, a multicenter randomized trialMartin Schumacher
Clinic of Neuroradiology, University of Freiburg, Germany
Ophthalmology 117:1367-75.e1. 2010..Although local intra-arterial fibrinolysis (LIF) using recombinant tissue plasminogen activator (rtPA) is a promising treatment, outcomes have not been compared in randomized trials...
[Perioperative conversion of oral anticoagulants to heparin (bridging) in ophthalmic medicine]N Feltgen
Universitats Augenklinik, Robert Koch Strasse 40, 37075, Gottingen, Germany
Ophthalmologe 107:636-40. 2010..To reduce intraoperative bleeding and perioperative thromboembolic complications, ophthalmologists and referring general practitioners should cooperate closely...
[Lysis therapy vs. conservative therapy: randomised and prospective study on the treatment of acute central retinal artery occlusion (EAGLE study)]N Feltgen
Universitatsaugenklinik, Killianstrasse 5, 79106 Freiburg, Germany
Ophthalmologe 103:898-900. 2006..The study was started in 2002. To August 2006, 63 of the 200 required patients have been included in the study at 17 medical centers in Germany, Switzerland and Austria...
Steady-state electroretinograms and pattern electroretinograms in pigsP Janknecht
Univ Augenklinik Freiburg, Killianstr 5, 79106 Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 239:133-7. 2001..We therefore performed a normative study of ERGs and PERGs in pigs...
[Treatment of pseudophakic cystoid macular edema]H T Agostini
Universitäts Augenklinik Freiburg, Freiburg
Ophthalmologe 104:425-6, 428-30. 2007..We would therefore like to present the Freiburg treatment scheme for PCME for discussion...
Angiographic findings in arteriovenous dissection (sheathotomy) for decompression of branch retinal vein occlusionThomas Kube
Sektion Retinologie, Augenklinik, Universitatsklinikum Freiburg, Killianstr 5, 79106, Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 243:334-8. 2005..We present an angiographic follow-up of 22 patients who underwent arteriovenous dissection (AVD)...
Estrogen receptor expression in meibomian glands and its correlation with age and dry-eye parametersClaudia Auw-Haedrich
Universitats Augenklinik, Killianstrasse 5, 79106 Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 241:705-9. 2003..To investigate the correlation between estrogen receptor-positive basal cells of the meibomian glands of the lower lid with age, gender, and subjective and objective dry-eye parameters...
Expression of p63 in conjunctival intraepithelial neoplasia and squamous cell carcinomaClaudia Auw-Haedrich
Eye Hospital, Albert Ludwigs University, 79106 Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 244:96-103. 2006..This study investigated the expression of p63 in conjunctival intraepithelial neoplasia of different grades, and conjunctival squamous cell carcinoma and its correlation to the proliferation marker MIB-1...
[Arteriovenous dissection for branch retinal vein occlusion]N Feltgen
Universitätsaugenklinik Freiburg, Killianstrasse 5, 79106 Freiburg, Deutschland
Ophthalmologe 105:393-7. 2008..The published studies showed an evidence level 3. AVD seems to be maintainable in patients with recent onset of BRVO and decimal visual acuity < or =0.4...
Multicenter study of the European Assessment Group for Lysis in the Eye (EAGLE) for the treatment of central retinal artery occlusion: design issues and implications. EAGLE Study report no. 1 : EAGLE Study report no. 1N Feltgen
Department of Ophthalmology, University of Freiburg, Killlianstrasse 5, 79106, Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 244:950-6. 2006..In pilot studies, it showed promising results in comparison with conservative treatments. The efficacy of this method is now being investigated in a randomized multicenter study...
[Surgical treatments for retinal vein occlusion]N Feltgen
Universitätsaugenklinik Freiburg, Killianstrasse 5, 79106, Freiburg, Deutschland
Ophthalmologe 104:279-84. 2007..g. steroids and angioinhibitors), which makes it even more difficult to assess the real efficacy of the surgical methods. In this paper we discuss the three different surgical methods and try to evaluate their clinical benefit...
Internal limiting membrane ablation in pig eyes with the Er:YAG laser under perfluorodecalinP Janknecht
Department of Ophthalmology, Albert Ludwigs Universitat Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 239:705-11. 2001..The aim of our study was to evaluate the in vivo feasibility of non-contact Er:YAG laser ablation of the internal limiting membrane (ILM), which is recommended for the treatment of macular holes...
Rapamycin reduces VEGF expression in retinal pigment epithelium (RPE) and inhibits RPE-induced sprouting angiogenesis in vitroA Stahl
Cell Biology Laboratory, University Eye Hospital Freiburg, Germany Killianstrasse 5, 79106 Freiburg, Germany
FEBS Lett 582:3097-102. 2008..Rapamycin might therefore be a therapeutic option for CNV patients that do not respond sufficiently to the established anti-VEGF treatments...
Bevacizumab in central retinal vein occlusion: a retrospective analysis after 2 years of treatmentAndreas Stahl
University Eye Hospital, Freiburg, Germany
Eur J Ophthalmol 20:180-5. 2010..Reports on the treatment of more than 600 patients with central retinal vein occlusion (CRVO) have been published to date. However, there are limited data on the long-term effects of bevacizumab in patients with CRVO...
Resolving the clinical acuity categories "hand motion" and "counting fingers" using the Freiburg Visual Acuity Test (FrACT)C Lange
Department of Ophthalmology, University of Freiburg, Killianstr 5, 79106, Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 247:137-42. 2009..The present study was designed to assess FrACT performance in a sizable number of CF, HM, and LP patients in order to generate a setting for future clinical studies in the low vision range...
Bilateral orbital infarction syndrome after bifrontal craniotomyPhilip Maier
University Eye Hospital Freiburg, Killianstr 5, 79106 Freiburg, Germany
Arch Ophthalmol 125:422-3. 2007
Bevacizumab in retinal vein occlusion-results of a prospective case seriesAndreas Stahl
Department of Ophthalmology, University of Freiburg, Killianstrasse 5, 79106 Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 245:1429-36. 2007..To date, only retrospective studies and case reports have been published on bevacizumab treatment of RVO...
Vitreal levels of erythropoietin are increased in patients with retinal vein occlusion and correlate with vitreal VEGF and the extent of macular edemaAndreas Stahl
University Eye Hospital Freiburg, Freiburg, Germany
Retina 30:1524-9. 2010....
Electrophysiological evaluation of retinal photoreceptor function after repeated bevacizumab injectionsAndreas Stahl
Universitats Augenklinik, Killianstr 5, 79106, Freiburg, Germany
Doc Ophthalmol 118:81-8. 2009..Evaluation of patients receiving more than three injections of anti-VEGF substances should be the focus of future studies...
Visual acuities "hand motion" and "counting fingers" can be quantified with the freiburg visual acuity testKilian Schulze-Bonsel
Department of Ophthalmology, University of Freiburg, Freiburg, Germany
Invest Ophthalmol Vis Sci 47:1236-40. 2006..02. The results suggest that the category CF at 30 cm can be replaced by 0.014, using ETDRS or FrACT. Using FrACT, one can even reproducibly quantify VA in the HM-range, yielding a mean VA of 0.005...
Comparison of intraocular tonometry using three different non-invasive tonometers in childrenJulia Lasseck
University Eye Hospital Freiburg, Killianstrasse 5, 79106 Freiburg im Breisgau, Germany
Graefes Arch Clin Exp Ophthalmol 246:1463-6. 2008..In childhood glaucoma, the correct determination of intraocular pressure (IOP) is crucial in clinical decision-making. We therefore investigated how intraocular tonometry readings correlate with readings from commonly used tonometers...
Combinatory inhibition of VEGF and FGF2 is superior to solitary VEGF inhibition in an in vitro model of RPE-induced angiogenesisAndreas Stahl
Cell Biology Lab, University Eye Hospital Freiburg, Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 247:767-73. 2009..In this study, the effect of combinatory anti-angiogenic treatment was evaluated using a novel in vitro assay of RPE-induced angiogenesis...
Circadian incidence of non-inflammatory retinal artery occlusionsDieter Schmidt
Department of Ophthalmology, University of Freiburg, Freiburg, Germany
Graefes Arch Clin Exp Ophthalmol 247:491-4. 2009..Assuming that the therapeutic time slot is about 2 to 6 hours, a cumulated incidence during the night might have therapeutic implications...
Combined endoscopic erbium:YAG laser goniopuncture and cataract surgeryNicolas Feltgen
Department of Ophthalmology, Albert-Ludwigs-University Freiburg, Bern, Switzerland
J Cataract Refract Surg 29:2155-62. 2003..CONCLUSIONS: Endoscopic Er:YAG laser goniopuncture was a successful adjunct to cataract surgery in glaucoma patients. Sustained IOP reduction was achieved with few postoperative complications...
Histopathological findings after retinal endovascular lysis in central retinal vein occlusionNicolas Feltgen
Br J Ophthalmol 91:558-9. 2007
