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Related Concept Videos

Focusing of Light in the Eye01:16

Focusing of Light in the Eye

Light rays enter the eye through the cornea, a transparent dome-shaped tissue that is the eye's outermost layer. The cornea bends or refracts, light rays traveling to the pupil. The shape of the cornea determines how much of the light is bent and whether the image will be focused correctly on the retina at the back of the eye. Once the light has passed through both refraction layers, it converges into a single focal point onto a small area. This is where photoreceptors start transforming...
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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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Related Experiment Video

Updated: May 31, 2026

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients
07:06

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients

Published on: March 29, 2022

[Acute myopia].

K Stingl1, A Bruckmann

  • 1Department und Forschungsinstitut für Augenheilkunde, Universitätsklinikum Tübingen, Schleichstr. 12-16, 72076, Tübingen, Deutschland. katarina.stingl@med.uni-tuebingen.de

Der Ophthalmologe : Zeitschrift Der Deutschen Ophthalmologischen Gesellschaft
|June 21, 2011
PubMed
Summary
This summary is machine-generated.

Hantavirus infection can cause sudden vision loss due to transient myopia during acute renal failure. This myopia typically resolves with treatment of the kidney condition.

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Area of Science:

  • Ophthalmology
  • Infectious Diseases
  • Nephrology

Background:

  • Hantavirus infections are known to cause severe systemic illness, including acute renal failure.
  • Ocular manifestations associated with hantavirus are less commonly reported but can occur.

Observation:

  • A 34-year-old male presented with acute fever, nausea, and renal failure.
  • The patient experienced sudden, bilateral visual loss, diagnosed as myopia.
  • Ophthalmologic examination revealed myopia without overt signs of ocular infection.

Findings:

  • Virological studies confirmed hantavirus infection as the cause of the patient's renal failure.
  • The transient myopia observed in the patient resolved spontaneously during the treatment of acute renal failure.
  • This case highlights transient myopia as a characteristic ocular finding in hantavirus-induced renal failure.

Implications:

  • Ophthalmologists should consider hantavirus infection in patients presenting with unexplained transient myopia and renal failure.
  • Early diagnosis and management of hantavirus infection are crucial for preventing severe complications, including visual disturbances.
  • This case contributes to understanding the spectrum of ocular complications associated with hantavirus, emphasizing the need for comprehensive patient evaluation.