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Related Concept Videos

Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

498
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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Glaucoma: Overview01:25

Glaucoma: Overview

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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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Related Experiment Video

Updated: Jul 2, 2025

Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction
07:30

Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction

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[Lacrimal system trauma].

A Ducasse1, I Larré2

  • 111, impasse de la Christoflerie, 24200 Marcillac-Saint-Quentin, France.

Journal Francais D'Ophtalmologie
|February 18, 2024
PubMed
Summary
This summary is machine-generated.

Canalicular lacerations, common lacrimal system injuries, require prompt surgical repair within 48 hours. Diagnosis involves examination, excluding ocular injuries, followed by microscopic suture and potential intubation.

Keywords:
Canalicular lacerationIntubation monocanaliculaireLacrimal sac lacerationLacrimal system traumaMonocanalicular intubationNasolacrimal duct injury.Plaie du canaliculePlaie du conduit lacrymonasalPlaie du sac lacrymalTraumatologie lacrymale

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Area of Science:

  • Ophthalmology
  • Trauma Surgery

Context:

  • Canalicular lacerations represent the most frequent injuries within the lacrimal system.
  • Demographic data indicate a higher incidence in males, with children being particularly susceptible to this trauma.
  • Etiology varies by age, including animal bites in children, altercations in young adults, and falls in the elderly.

Purpose:

  • To outline the diagnostic and management principles for canalicular lacerations.
  • To emphasize the urgency of surgical intervention for canalicular injuries.
  • To differentiate canalicular lacerations from other lacrimal system traumas.

Summary:

  • Diagnosis is primarily clinical, confirmed by wound examination or probing, necessitating exclusion of concurrent ocular injuries.
  • Surgical management, performed within 48 hours under an operating microscope, involves identifying severed ends, suturing the canaliculus, and considering lacrimal intubation.
  • Tetanus prophylaxis is standard, with rabies exposure assessment crucial for animal bites.

Impact:

  • Establishes a clear protocol for the timely and effective surgical treatment of canalicular lacerations.
  • Highlights the importance of age-specific etiological considerations in patient assessment.
  • Reduces the risk of long-term complications associated with untreated or improperly managed lacrimal system injuries.