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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...
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...
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...

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Related Experiment Video

Updated: Jun 26, 2026

Intravitreal Injection and Quantitation of Infection Parameters in a Mouse Model of Bacterial Endophthalmitis
07:24

Intravitreal Injection and Quantitation of Infection Parameters in a Mouse Model of Bacterial Endophthalmitis

Published on: February 6, 2021

[Vitrectomy and endophthalmitis].

C Creuzot-Garcher1, A Bron

  • 1Service d'Ophtalmologie, CHU, Dijon. catherine.creuzot-garcher@chu-dijon.fr

Journal Francais D'Ophtalmologie
|December 25, 2008
PubMed
Summary
This summary is machine-generated.

Emergency vitrectomy for endophthalmitis is recommended for poor visual acuity, but delays may occur due to patient factors and treatment assessments. Delayed procedures may limit surgical scope, potentially increasing risks like retinal detachment.

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Area of Science:

  • Ophthalmology
  • Retinal Surgery

Context:

  • Endophthalmitis management guidelines are primarily based on the Endophthalmitis Vitrectomy Study (EVS).
  • Emergency vitrectomy is indicated for severe visual impairment (worse than hand motion).
  • Factors like clear media and operating room availability can delay emergency procedures.

Purpose:

  • To review the indications and timing of vitrectomy in endophthalmitis cases.
  • To discuss the implications of delayed vitrectomy on surgical outcomes and potential complications.

Summary:

  • Vitrectomy is crucial for endophthalmitis, especially with poor initial vision, as per EVS guidelines.
  • Delays in vitrectomy, often due to initial medical management and patient-specific conditions, can restrict the surgical field.
  • This restriction may increase the risk of peripheral retinovitreal traction and subsequent retinal detachment.
  • Delayed vitrectomy is also considered for persistent vitreous opacity or macular issues like epiretinal membranes.

Impact:

  • Highlights the critical timing of vitrectomy in endophthalmitis to optimize visual outcomes.
  • Underscores the potential risks associated with delayed surgical intervention in infectious endophthalmitis.
  • Informs clinical decision-making regarding the balance between initial medical treatment and timely surgical management.