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[Persistent hyperplastic primary posterior vitreous]

G Munteanu1

  • 1Clinica de Oftalmologie Timlşoara.

Oftalmologia (Bucharest, Romania : 1990)
|January 1, 1997
PubMed
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Posterior primitive vitreous persistency and hyperplasia predominantly affects youth, often presenting unilaterally with vision impairment due to retinal damage. This condition stems from a developmental flaw in the primary hyaloid-vitreous complex.

Area of Science:

  • Ophthalmology
  • Developmental Biology

Context:

  • Posterior primitive vitreous persistency and hyperplasia (PPVH) is a rare congenital ocular anomaly.
  • Understanding its clinical presentation and etiology is crucial for early diagnosis and management.

Purpose:

  • To describe the clinical characteristics, ophthalmoscopic findings, and etiological factors of PPVH.
  • To discuss the differential diagnosis and treatment challenges associated with this condition.

Summary:

  • A clinical study of 19 PPVH cases revealed a predilection for young patients (average age 11.2 years).
  • Frequent findings included unilateral presentation (17 cases), microcornea (7 eyes), and hyperopia (average +3D).
  • Visual acuity varied based on optic nerve and retinal lesion extent, with ophthalmoscopic views ranging from mild veils to severe syndromes. Etiopathogenetically, PPVH is linked to a flaw in embryonic development of the primary hyaloid-vitreous complex, characterized by incomplete resorption and hyperplasia.

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Impact:

  • Provides a comprehensive overview of PPVH, aiding clinicians in recognizing and diagnosing this rare condition.
  • Highlights the importance of understanding embryogenesis for ocular anomalies.
  • Informs potential therapeutic strategies by detailing the spectrum of clinical presentations and associated pathologies.