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Toxoplasmosis.

Adriana A Bonfioli1, Fernando Orefice

  • 1Eye & Ear Institute of Pittsburgh, University of Pittsburgh Medical Center, Pittsburgh, PA, USA.

Seminars in Ophthalmology
|November 12, 2005
PubMed
Summary
This summary is machine-generated.

Ocular toxoplasmosis, a common cause of posterior uveitis, presents varied symptoms based on age. Diagnosis involves antibody and DNA detection, with treatment including medication and corticosteroids for a generally good prognosis in immunocompetent individuals.

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Area of Science:

  • Ophthalmology
  • Infectious Diseases
  • Immunology

Background:

  • Toxoplasmosis is the leading cause of posterior uveitis in immunocompetent individuals.
  • It can be congenital or acquired, with symptoms varying by age.
  • Ocular manifestations range from vision loss and strabismus in children to floaters and photophobia in adults.

Purpose of the Study:

  • To provide a comprehensive overview of ocular toxoplasmosis.
  • To detail its clinical presentations, diagnostic methods, and therapeutic strategies.
  • To discuss the prognosis of this common intraocular infection.

Main Methods:

  • Review of clinical presentations and diagnostic approaches for ocular toxoplasmosis.
  • Analysis of laboratory diagnostic techniques, including antibody detection and PCR for T. gondii DNA.

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  • Examination of various therapeutic regimens, including antiparasitic medications and corticosteroids.

    • Main Results:

    • Toxoplasmic retinochoroiditis characteristically affects the posterior pole with retinal necrosis, choroiditis, and vitreitis.
    • Anterior uveitis is common, presenting with specific inflammatory signs.
    • Atypical presentations highlight the diverse clinical spectrum of the disease.

    Conclusions:

    • Early diagnosis and appropriate treatment of ocular toxoplasmosis are crucial.
    • Laboratory confirmation via serology and PCR aids in management.
    • Prognosis is favorable in immunocompetent patients, especially when the macula is not involved.