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An imaging-based treatment algorithm for posterior focal retinitis.

Rohan Chawla1, Koushik Tripathy2, Shreyas Temkar1

  • 1Department of Ophthalmology, Dr. Rajendra Prasad Centre for ophthalmic sciences, All India Institute of Medical Sciences (AIIMS), New Delhi, 110029, India.

Therapeutic Advances in Ophthalmology
|July 13, 2018
PubMed
Summary
This summary is machine-generated.

This study presents an imaging-based method to quickly categorize and treat posterior focal retinitis in immunocompetent patients. Early treatment strategies were developed based on clinical presentation and imaging findings.

Keywords:
BartonellaBorreliaRickettsiabacterial retinitiscat scratch diseasedengue retinitisherpetic retinitislyme diseasescrub typhustoxoplasma

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Area of Science:

  • Ophthalmology
  • Infectious Diseases
  • Medical Imaging

Background:

  • Posterior focal retinitis requires prompt diagnosis and treatment.
  • Laboratory investigations can be time-consuming and costly.
  • An imaging-based approach can facilitate early management.

Purpose of the Study:

  • To describe an empirical, imaging-based strategy for categorizing and treating posterior focal retinitis.
  • To enable timely initiation of therapy before definitive laboratory results are available.
  • To guide treatment decisions in immunocompetent patients.

Main Methods:

  • Retrospective review of 13 patients diagnosed with posterior focal retinitis.
  • Categorization of patients based on clinical presentation and imaging features.
  • Development of distinct first-line therapeutic strategies for each category.

Main Results:

  • Patients were categorized into three groups: presumed toxoplasmosis, presumed viral (herpetic) etiology, and presumed nonherpetic, nontoxoplasma retinitis.
  • Treatment strategies included oral cotrimoxazole, oral valacyclovir, and oral doxycycline, respectively.
  • Confirmatory serology identified Rickettsia, Borrelia, Toxoplasma, and herpes simplex virus in some patients.

Conclusions:

  • An imaging-based empirical approach allows for early categorization and treatment of posterior focal retinitis.
  • This strategy is valuable for immunocompetent patients when awaiting laboratory results.
  • Timely intervention based on imaging can guide effective therapeutic decisions.