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Related Concept Videos

Microbiome of the Eye01:22

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...
Glaucoma: Overview01:25

Glaucoma: Overview

Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
Accessory Structures of the Eye01:17

Accessory Structures of the Eye

Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...

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Intracameral Injection in Rats with Low Risk of Adverse Effects
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[Eye infections associated with ocular implants].

Ricardo P Casaroli-Marano1, Alfredo Adán

  • 1Instituto Clínico de Oftalmología, Hospital Clínic de Barcelona, Facultad de Medicina de la Universidad de Barcelona, Barcelona, Spain. rcasaroli@ub.edu

Enfermedades Infecciosas Y Microbiologia Clinica
|December 23, 2008
PubMed
Summary
This summary is machine-generated.

Postoperative endophthalmitis, a severe complication of cataract surgery, affects 0.05% to 0.32% of patients. Understanding bacterial adhesion to intraocular lenses aids in preventing and treating these infections.

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Area of Science:

  • Ophthalmology
  • Microbiology
  • Biomaterials Science

Context:

  • Postoperative endophthalmitis is a severe complication following intraocular lens implantation during cataract surgery.
  • Prevalence rates range from 0.05% to 0.32% based on multicenter studies.
  • Abiotic biofilm formation on intraocular devices is a key, though not fully understood, factor in infection pathogenesis.

Purpose:

  • To review the current understanding of postoperative endophthalmitis following intraocular lens implantation.
  • To discuss the role of bacterial adhesion and biofilm formation in intraocular infections.
  • To highlight advances in prevention and treatment strategies.

Summary:

  • Bacterial adhesion to intraocular lenses (IOLs) is a significant concern, contributing to postoperative endophthalmitis.
  • While consensus measures exist for prevention, the novel theory of abiotic biofilm formation offers insights into infection mechanisms.
  • In vitro studies have investigated bacterial adhesion under various conditions.
  • Improvements in surgical techniques and new antimicrobial agents have advanced prevention and treatment.

Impact:

  • Enhanced understanding of infection pathways can lead to improved preventative measures.
  • Advances in surgical techniques and antimicrobial therapies reduce the incidence and improve outcomes of endophthalmitis.
  • This knowledge supports the development of novel strategies to combat intraocular infections associated with implants.