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Microbiome of the Eye

The human eye has a specialized microbiota that reflects its unique anatomical and immunological environment. This low-biomass microbial community predominantly colonizes the conjunctiva and eyelid margins, playing a vital role in ocular surface homeostasis and defense. Despite its proximity to the richly colonized facial skin, the ocular surface maintains a distinct microbial profile due to continuous mechanical and biochemical defense mechanisms.The conjunctival surface hosts fewer microbial...
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Related Experiment Video

Updated: May 11, 2026

Recurrent Herpetic Stromal Keratitis in Mice, a Model for Studying Human HSK
07:27

Recurrent Herpetic Stromal Keratitis in Mice, a Model for Studying Human HSK

Published on: December 18, 2012

Recurrent bacterial keratitis.

Rebecca Kaye1, Abigail Kaye, Henri Sueke

  • 1St. Paul's Eye Unit, Royal Liverpool University Hospital, Liverpool, United Kingdom. s.b.kaye@liverpool.ac.uk

Investigative Ophthalmology & Visual Science
|May 23, 2013
PubMed
Summary
This summary is machine-generated.

Recurrent bacterial keratitis is often linked to Staphylococcus aureus. Addressing S. aureus colonization may prevent repeat infections and reduce the need for corneal transplants.

Keywords:
Staphylococcus aureusbacteriakeratitisrecurrent

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Published on: May 12, 2020

Area of Science:

  • Ophthalmology
  • Infectious Diseases
  • Microbiology

Background:

  • Bacterial keratitis is an eye infection that can lead to vision loss.
  • Recurrent cases pose significant challenges in treatment and management.
  • Understanding causative agents and risk factors for recurrence is crucial.

Purpose of the Study:

  • To determine the incidence of recurrent bacterial keratitis.
  • To identify bacteria associated with recurrent infections.
  • To analyze the need for surgical intervention in recurrent cases.

Main Methods:

  • Retrospective analysis of bacterial keratitis cases from 1995-2010.
  • Identification of bacterial isolates from microbiological requests.
  • Correlation of recurrence, bacterial type, and surgical procedures.

Main Results:

  • Over 12% of patients experienced recurrent bacterial keratitis.
  • Staphylococcus aureus isolation increased with higher recurrence rates.
  • S. aureus-associated keratitis led to a higher rate of corneal transplantation.

Conclusions:

  • Staphylococcus aureus is a key pathogen in recurrent bacterial keratitis.
  • Identifying and treating infection sources is vital for preventing recurrence.
  • S. aureus decolonization may be a viable strategy for patients with recurrent keratitis.