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Related Concept Videos

Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

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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...
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Glaucoma: Overview01:25

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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...
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Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

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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: Nov 17, 2025

Assessing Early Stage Open-Angle Glaucoma in Patients by Isolated-Check Visual Evoked Potential
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Neovascular glaucoma - A review.

Sirisha Senthil1, Tanuj Dada2, Taraprasad Das3

  • 1VST Glaucoma Center, L V Prasad Eye Institute, Banjara Hills, Hyderabad, Telangana, India.

Indian Journal of Ophthalmology
|February 17, 2021
PubMed
Summary
This summary is machine-generated.

Neovascular glaucoma (NVG) is a serious eye condition linked to retinal ischemia, often seen in diabetic patients. Early detection and treatment, utilizing advanced imaging and anti-VEGF therapies, are crucial for managing this sight-threatening disease.

Keywords:
Neovascular glaucomaretinal ischemiasecondary glaucoma

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Area of Science:

  • Ophthalmology
  • Glaucoma Research
  • Retinal Vascular Diseases

Background:

  • Neovascular glaucoma (NVG) is a severe secondary glaucoma.
  • Characterized by iris and anterior chamber angle neovascularization.
  • Often driven by retinal ischemia from conditions like diabetic retinopathy or vein occlusion.

Purpose of the Study:

  • To review the causes, pathogenesis, and diagnosis of NVG.
  • To discuss current and emerging treatment strategies.
  • To propose a management algorithm for neovascular glaucoma.

Main Methods:

  • Literature review of NVG causes, diagnosis, and management.
  • Discussion of newer diagnostic tools like OCT angiography.
  • Evaluation of anti-vascular endothelial growth factor (anti-VEGF) therapies.

Main Results:

  • Retinal ischemia is the primary driver of NVG.
  • Early diagnosis requires high suspicion and anterior segment evaluation.
  • Advanced imaging and anti-VEGF offer improved detection and treatment.

Conclusions:

  • NVG prevalence is increasing, partly due to diabetes.
  • Integrated management focuses on reducing ischemia, neovascularization, and intraocular pressure.
  • A structured treatment algorithm can guide clinical practice.