Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Glaucoma: Overview01:25

Glaucoma: Overview

670
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...
670
Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

602
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...
602
Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

514
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...
514
Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

6.2K
At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category,...
6.2K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Uveodermatologic syndrome presenting with concurrent aseptic meningoencephalitis in a dog.

The Canadian veterinary journal = La revue veterinaire canadienne·2025
Same author

Glaucoma Associated with Anterior Segment Dysgenesis in Dogs and Cats.

The Veterinary clinics of North America. Small animal practice·2023
Same author

A Review of Canine Episclerokeratitis and Scleritis.

The Veterinary clinics of North America. Small animal practice·2023
Same author

Blepharitis and Neoplasms of the Canine Eyelid Margin and Skin.

The Veterinary clinics of North America. Small animal practice·2023
Same author

Preface.

The Veterinary clinics of North America. Small animal practice·2023
Same author

Diagnostic Ophthalmology.

The Canadian veterinary journal = La revue veterinaire canadienne·2018
Same journal

Practical Steps Toward Antimicrobial Stewardship for the General Practitioner.

The Veterinary clinics of North America. Small animal practice·2026
Same journal

Using Evidence-Based Veterinary Medicine and Artificial Intelligence to Support Clinical Decision Making in Veterinary Practice.

The Veterinary clinics of North America. Small animal practice·2026
Same journal

Feline Asthma-Update on Diagnosis and Treatment Recommendations.

The Veterinary clinics of North America. Small animal practice·2026
Same journal

Disease Prediction and Precision Veterinary Medicine: Applications, Opportunities, and Limitations of Artificial Intelligence in Small Animal Practice.

The Veterinary clinics of North America. Small animal practice·2026
Same journal

The Moving Target of Companion Animal Infectious Diseases: Emerging Threats and Evolving Solutions.

The Veterinary clinics of North America. Small animal practice·2026
Same journal

Challenging Gram-negative Infections: Perspectives from a Clinician and a Microbiologist.

The Veterinary clinics of North America. Small animal practice·2026
See all related articles

Related Experiment Video

Updated: Aug 9, 2025

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents
10:10

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Published on: February 15, 2022

1.5K

Feline Glaucoma.

Bruce Grahn1

  • 1Western College of Veterinary Medicine, Prairie Ocular Pathology Service, Prairie Diagnostic Laboratory, University of Saskatchewan, 52 Campus Drive, Saskatoon, Saskatchewan S7N 5B4, Canada.

The Veterinary Clinics of North America. Small Animal Practice
|February 22, 2023
PubMed
Summary
This summary is machine-generated.

Feline glaucoma, often secondary to uveitis or neoplasia, requires prompt diagnosis and treatment. Surgical removal of the eye (enucleation) is recommended for blind eyes with chronic glaucoma.

Keywords:
Anterior segment dysgenesisFelineFeline aqueous misdirection glaucomaFeline secondary, congenital and primary glaucomaGlaucomaIrido-corneal anglePrimary and metastatic intraocular neoplasiaUveitis

More Related Videos

A Model of Glaucoma Induced by Circumlimbal Suture in Rats and Mice
07:00

A Model of Glaucoma Induced by Circumlimbal Suture in Rats and Mice

Published on: October 5, 2018

10.5K
Glaucoma-inducing Procedure in an In Vivo Rat Model and Whole-mount Retina Preparation
08:30

Glaucoma-inducing Procedure in an In Vivo Rat Model and Whole-mount Retina Preparation

Published on: March 12, 2016

13.2K

Related Experiment Videos

Last Updated: Aug 9, 2025

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents
10:10

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Published on: February 15, 2022

1.5K
A Model of Glaucoma Induced by Circumlimbal Suture in Rats and Mice
07:00

A Model of Glaucoma Induced by Circumlimbal Suture in Rats and Mice

Published on: October 5, 2018

10.5K
Glaucoma-inducing Procedure in an In Vivo Rat Model and Whole-mount Retina Preparation
08:30

Glaucoma-inducing Procedure in an In Vivo Rat Model and Whole-mount Retina Preparation

Published on: March 12, 2016

13.2K

Area of Science:

  • Veterinary Ophthalmology
  • Ocular Pathology

Background:

  • Feline glaucoma is primarily categorized into secondary, congenital, or anterior segment dysgenesis-associated types.
  • Over 90% of feline glaucoma cases are secondary to uveitis or intraocular neoplasia.
  • Idiopathic, immune-mediated uveitis and intraocular tumors like lymphosarcoma and iridal melanoma are common causes.

Purpose of the Study:

  • To review the classification and common causes of feline glaucoma.
  • To discuss therapeutic options for managing feline glaucoma.
  • To emphasize the importance of histopathology in diagnosing feline glaucoma.

Main Methods:

  • Review of existing literature on feline glaucoma.
  • Discussion of clinical presentation and pathological findings.
  • Analysis of treatment strategies, including medical and surgical options.

Main Results:

  • Uveitis and intraocular neoplasia are the predominant causes of secondary glaucoma in cats.
  • Topical and systemic therapies can manage inflammation and intraocular pressure.
  • Enucleation is the recommended treatment for blind, glaucomatous feline eyes.

Conclusions:

  • Accurate classification of feline glaucoma is essential for appropriate management.
  • Histologic confirmation of enucleated globes is crucial for definitive diagnosis.
  • A multi-faceted approach involving medical and surgical interventions is necessary for feline glaucoma control.