Pseudophakic bullous keratopathy is characterized by corneal stromal edema with epithelial and subepithelial bullae due to cell loss and endothelial decompensation through trauma during cataract surgery. Patients present decreased vision, tearing, and pain caused by ruptured epithelial bullae. Cataract affects approximately 20 million people worldwide, and this complication can occur in 1 to 2% of the cataract surgeries. This study reviewed the bullous keratopathy etiopathogenesis and the clinical and surgical treatment available for this corneal disease.
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http://dx.doi.org/10.22336/rjo.2017.17 | DOI Listing |
Cell Rep Med
January 2025
Department of Ophthalmology, Keio University School of Medicine, Shinjuku-ku 160-8582, Tokyo, Japan; Department of Clinical Regenerative Medicine, Fujita Medical Innovation Center, Fujita Health University, Ota-ku, Tokyo 144-0041, Japan. Electronic address:
A first-in-human investigator-initiated clinical study of a corneal endothelial cell substitute (CLS001) derived from a clinical-grade induced pluripotent stem cell (iPSC) line shows improvement of visual acuity and corneal stromal edema, with no adverse events for up to 1 year after surgery for the treatment of bullous keratopathy. While preclinical tests, including multiple whole-genome analysis and tumorigenicity tests adhering to the Food and Drug Administration (FDA) draft guidelines, are negative, an additional whole-genome analysis conducted on transplanted CLS001 cells reveals a de novo in-frame deletion of exon22 in the EP300 gene. No adverse events related to the mutation are observed.
View Article and Find Full Text PDFBr J Ophthalmol
December 2024
Department of Ophthalmology, Kyoto Prefectural University of Medicine, Kyoto, Kyoto, Japan.
Purpose: This study was designed to investigate risk factors for the development of cytomegalovirus (CMV) corneal endotheliitis following corneal transplantation.
Methods: We retrospectively analysed 1225 corneal transplants for bullous keratopathy between 2011 and 2021. 31 cases who were administered the treatment of CMV corneal endotheliitis preoperatively were excluded, and 1194 cases were analysed for risk factors for the development of CMV corneal endotheliitis following corneal transplantation.
Clin Exp Optom
December 2024
Centre for Vision and Eye Research, Queensland University of Technology, Brisbane, Queensland, Australia.
BMJ Case Rep
December 2024
Ophthalmology, All India Institute of Medical Sciences, Nagpur, India.
We present a case of a male patient in his mid-50s who presented with bullous keratopathy secondary to an anterior chamber intraocular lens, complicated by superimposed honeycomb keratopathy while on ripasudil 0.4%. The bullous keratopathy was characterised by generalised microcystic epithelial oedema, alongside more centrally located, variable-sized macrocystic epithelial oedema with a honeycomb appearance.
View Article and Find Full Text PDFJ Epidemiol Glob Health
December 2024
Ophthalmology Department, King Saud University, Riyadh, Saudi Arabia.
Background: Corneal pathologies are among the most common reversible sight-threatening diseases globally. As such, corneal tissue transplantation (keratoplasty) techniques are evolving over time depending on the prevalence of different pathologies in each geographical area. We aim to provide a baseline information on the common keratoplasty procedures performed in our area in relation to prevalent corneal pathologies and to analyze common corneal surgical practice trends in our area.
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