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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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Author Spotlight: Understanding Retinal Vessel Resilience and Disease Progression
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A COVID-19-Related Retinopathy Case Report.

Eleonora Riotto1, Vladimir Mégevand2, Alexis Mégevand1

  • 1University Hospitals of Geneva, Faculty of Medicine, Geneva, Switzerland.

Case Reports in Ophthalmology
|June 15, 2022
PubMed
Summary
This summary is machine-generated.

Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) can cause ocular issues like cotton wool spots. Retinal screening is vital for detecting these systemic vascular changes, even without eye symptoms.

Keywords:
Coronavirus disease 2019Cotton wool spotsMicrovascular inflammationOptical coherence tomographyRetinaSevere acute respiratory syndrome coronavirus-2

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Area of Science:

  • Ophthalmology
  • Infectious Diseases
  • Vascular Medicine

Background:

  • The severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) pandemic has highlighted multi-organ effects, including ocular manifestations.
  • While many COVID-19 patients experience systemic symptoms, ocular involvement can occur even in mild or asymptomatic cases.

Observation:

  • A case study details a patient with COVID-19 who developed progressive bilateral cotton wool spots within a week.
  • These retinal changes were observed despite rapid systemic recovery and the absence of any ocular symptoms.

Findings:

  • The study tracked the evolution of cotton wool spots over three months.
  • Fundus examination revealed these retinal lesions as indicators of underlying systemic vascular changes related to COVID-19.

Implications:

  • This case underscores the importance of routine retinal screening in COVID-19 patients, irrespective of reported ocular symptoms.
  • Ophthalmic assessments, particularly fundus examinations, play a crucial role in identifying subclinical vascular complications associated with SARS-CoV-2 infection.