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Related Concept Videos

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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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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.
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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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Hypopyon uveitis following panretinal photocoagulation.

Mudit Tyagi1, Vikas Ambiya2, Padmaja Kumari Rani3

  • 1Department of Retina and Vitreous and Uveitis Services, L V Prasad Eye Institute, Hyderabad, Telangana, India.

BMJ Case Reports
|July 7, 2016
PubMed
Summary
This summary is machine-generated.

Panretinal laser photocoagulation (PRP) can trigger hypopyon uveitis in patients with a history of eye inflammation. Close monitoring is crucial for those with prior uveitis undergoing PRP for diabetic retinopathy.

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Area of Science:

  • Ophthalmology
  • Retinal Diseases
  • Uveitis

Background:

  • Diabetic retinopathy is a leading cause of vision loss.
  • Panretinal laser photocoagulation (PRP) is a standard treatment for proliferative diabetic retinopathy.
  • Anterior uveitis is inflammation of the iris and ciliary body.

Observation:

  • A 58-year-old man with proliferative diabetic retinopathy and a history of recurrent anterior uveitis underwent PRP.
  • Following PRP, the patient developed hypopyon uveitis (pus in the anterior chamber) in the right eye.
  • The condition responded well to topical steroids and cycloplegics.

Findings:

  • PRP can lead to a breakdown of the blood-aqueous barrier.
  • Patients with a history of uveitis are at increased risk of recurrent uveitis post-PRP.
  • Hypopyon uveitis is a potential complication of PRP in susceptible individuals.

Implications:

  • Ophthalmologists should be aware of the risk of post-PRP uveitis in patients with a history of uveitis.
  • Enhanced surveillance is recommended for patients with pre-existing uveitis undergoing PRP.
  • Understanding the link between PRP and uveitis can improve patient management and outcomes.