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Related Concept Videos

Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
Glaucoma: Overview01:25

Glaucoma: Overview

Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...

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Related Experiment Video

Updated: May 18, 2026

Methods for Experimental Manipulations after Optic Nerve Transection in the Mammalian CNS
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Methods for Experimental Manipulations after Optic Nerve Transection in the Mammalian CNS

Published on: May 12, 2011

Management options for visual pathway compression from optic gliomas.

Anne-Caroline Bessero1, Clare Fraser, James Acheson

  • 1Lysholm Department of Neuroradiology, The National Hospital for Neurology and Neurosurgery, Queen Square, London WC1N 3BG, UK.

Postgraduate Medical Journal
|September 25, 2012
PubMed
Summary
This summary is machine-generated.

Optic pathway gliomas (OPGs) present with varied neuro-ophthalmic symptoms. Management requires a multidisciplinary team due to treatment complexities and potential complications.

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Optic Nerve Transection: A Model of Adult Neuron Apoptosis in the Central Nervous System
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Last Updated: May 18, 2026

Methods for Experimental Manipulations after Optic Nerve Transection in the Mammalian CNS
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Methods for Experimental Manipulations after Optic Nerve Transection in the Mammalian CNS

Published on: May 12, 2011

Optic Nerve Transection: A Model of Adult Neuron Apoptosis in the Central Nervous System
12:06

Optic Nerve Transection: A Model of Adult Neuron Apoptosis in the Central Nervous System

Published on: May 12, 2011

Area of Science:

  • Neuro-ophthalmology
  • Pediatric neuro-oncology

Background:

  • Optic pathway gliomas (OPGs) are tumors affecting the visual pathway, presenting diverse clinical manifestations.
  • Tumor location and growth patterns significantly influence OPG presentation and potential neurological compromise.

Observation:

  • Exophytic OPG growth can lead to intracranial expansion, causing compression of adjacent neurological structures.
  • The variable nature of OPGs complicates standardized management protocols.

Findings:

  • Limited established guidelines exist for OPG management.
  • Interventions for OPGs carry risks of inducing neuro-ophthalmic complications.

Implications:

  • Multidisciplinary team collaboration involving ophthalmology, neurosurgery, radiation oncology, and neuroradiology is crucial for optimal clinical decision-making.
  • Careful consideration of potential treatment-related morbidities is essential in managing OPGs.