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Human cataracta complicata. Clinicopathologic correlation

J Eshagian, N S Rafferty, W Goossens

    Ophthalmology
    |February 1, 1981
    PubMed
    Summary
    This summary is machine-generated.

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    Posterior subcapsular cataracts linked to systemic conditions present distinct microscopic features. Understanding these differences aids in surgical planning for complicated cataracts.

    Area of Science:

    • Ophthalmology
    • Pathology

    Background:

    • Posterior subcapsular cataracts can be associated with various systemic conditions.
    • Conditions include retinitis pigmentosa, Turner's syndrome, myotonic dystrophy, and corticosteroid use.

    Purpose of the Study:

    • To investigate the clinical and pathological characteristics of posterior subcapsular cataracts in patients with specific systemic conditions.
    • To differentiate between types of posterior subcapsular opacities and their implications.

    Main Methods:

    • Clinical and pathological examination of cataracts post-intracapsular cataract extraction.
    • Utilized light and electron microscopy to analyze cataract morphology.

    Main Results:

    • Identified two main types of posterior subcapsular opacities: vacuolar and plaque-like/snowball.

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  • Vacuolar opacities show liquefactive necrosis with aberrant epithelial cell migration.
  • Plaque-like opacities exhibit disorganized lens fibers forming globules.

    • Conclusions:

    • The vacuolar type of posterior subcapsular cataract may be more amenable to extracapsular extraction.
    • Proliferative cells in vacuolar cataracts can lead to after-cataract membrane formation.