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Full-Text Articles in Ophthalmology

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 Jul 2008

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.


Transcriptional Regulatory Network Analysis During Epithelial-Mesenchymal Transformation Of Retinal Pigment Epithelium., Craig H Pratt, Rajanikanth Vadigepalli, Praveen Chakravarthula, Gregory E Gonye, Nancy J Philp, Gerald B Grunwald Jan 2008

Transcriptional Regulatory Network Analysis During Epithelial-Mesenchymal Transformation Of Retinal Pigment Epithelium., Craig H Pratt, Rajanikanth Vadigepalli, Praveen Chakravarthula, Gregory E Gonye, Nancy J Philp, Gerald B Grunwald

Department of Pathology, Anatomy, and Cell Biology Faculty Papers

PURPOSE: Phenotypic transformation of retinal pigment epithelial (RPE) cells contributes to the onset and progression of ocular proliferative disorders such as proliferative vitreoretinopathy (PVR). The formation of epiretinal membranes in PVR may involve an epithelial-mesenchymal transformation (EMT) of RPE cells as part of an aberrant wound healing response. While the underlying mechanism remains unclear, this likely involves changes in RPE cell gene expression under the control of specific transcription factors (TFs). Thus, the purpose of the present study was to identify TFs that may play a role in this process.

METHODS: Regulatory regions of genes that are differentially regulated during …