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Related Concept Videos

Glaucoma: Overview01:25

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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: May 12, 2025

Observation of the Ciliary Movement of Choroid Plexus Epithelial Cells Ex Vivo
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Peripapillary intrachoroidal cavitation.

J C Escribano Villafruela1, A Fuentes Zamora1, L Gómez Fernández1

  • 1Servicio de Oftalmología, Hospital General Universitario Gregorio Marañón, Madrid, Spain.

Archivos De La Sociedad Espanola De Oftalmologia
|April 28, 2025
PubMed
Summary
This summary is machine-generated.

Peripapillary Intrachoroidal Cavitation (PICC) is an orangish lesion in high myopia, often seen in older adults with longer axial lengths. This condition may cause visual field defects, necessitating accurate diagnosis via OCT-HD and OCT-A.

Keywords:
Campo visualExcavación intracoroidea peripapilarGlaucomaMiopía patológicaMyopic degenerationPeripapillary Intrachoroidal CavitationVisual field

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Area of Science:

  • Ophthalmology
  • Medical Imaging
  • Retinal Diseases

Background:

  • Peripapillary Intrachoroidal Cavitation (PICC) is a rare condition.
  • It is characterized by an orangish lesion at the outer lower edge of the myopic cone.
  • PICC is typically found in individuals with high myopia, advanced age, and increased axial length.

Observation:

  • The primary pathophysiological mechanism is thought to be traction on scleral tissue within the myopic cone.
  • PICC can manifest with visual field defects, mimicking glaucomatous neuropathy.
  • Differential diagnosis from other choroidal pathologies is crucial.

Findings:

  • High-resolution OCT (OCT-HD) reveals distinctive features of PICC.
  • Optical Coherence Tomography Angiography (OCT-A) is vital for diagnosis.
  • Three patient cases with PICC demonstrated advanced age, increased axial length, myopia, characteristic imaging findings, and associated visual field defects.

Implications:

  • Accurate diagnosis of PICC is essential for appropriate patient management.
  • Advanced imaging techniques like OCT-HD and OCT-A are critical for identifying PICC.
  • Understanding the pathophysiology aids in differentiating PICC from other ocular conditions.