Related Experiment Video

Updated: Jun 4, 2026

Induction of Ocular Surface Inflammation and Collection of Involved Tissues
06:38

Induction of Ocular Surface Inflammation and Collection of Involved Tissues

Published on: August 4, 2022

Associated morbidity of blepharitis

Arie Y Nemet1, Shlomo Vinker, Igor Kaiserman

  • 1Department of Ophthalmology, Meir Medical Center, Kfar Sava, Israel. nemet.arik@gmail.com

Ophthalmology
|February 1, 2011
PubMed

Insights

Blepharitis is linked to various systemic conditions, including inflammatory, psychological, hormonal, and cardiovascular diseases. Understanding these associations can aid in treating and preventing blepharitis.

Area of Science:

  • Ophthalmology
  • Dermatology
  • Gastroenterology
  • Psychiatry
  • Endocrinology
  • Cardiology

Background:

  • Blepharitis is a common ocular condition with potential systemic links.
  • Previous research has explored associations, but a comprehensive evaluation is needed.
  • Understanding comorbidities is crucial for holistic patient management.

Purpose of the Study:

  • To determine the prevalence of systemic medical conditions in patients diagnosed with blepharitis.
  • To identify specific systemic diseases and risk factors associated with blepharitis.
  • To analyze demographic and socioeconomic factors influencing blepharitis prevalence.

Main Methods:

  • Retrospective observational case-control study design.
  • Inclusion of 16,706 patients diagnosed with blepharitis and 16,706 matched controls.
  • Analysis of ocular and systemic conditions, risk factors, and demographic data.

Main Results:

  • Blepharitis showed higher prevalence in lower socioeconomic groups, urban populations, and Ashkenazi Jews.
  • Significant associations were found with inflammatory (e.g., gastritis, asthma, ulcerative colitis), psychological (e.g., anxiety, depression), hormonal (e.g., hypothyroidism), and cardiovascular diseases.
  • Strongest associations included chalazia, rosacea, pterygia, ulcerative colitis, irritable bowel syndrome, anxiety, and gastritis.

Conclusions:

  • Certain ocular and systemic conditions are significantly more prevalent in individuals with blepharitis.
  • Further research into the pathophysiological links between blepharitis and associated diseases is warranted.
  • Improved understanding may lead to enhanced treatment and prevention strategies for blepharitis.
Abstract

More Related Videos

In Vivo Confocal Microscopy: A Standard Operating Procedure for the Detection of Demodex Mites at the Eyelid Margin05:21

In Vivo Confocal Microscopy: A Standard Operating Procedure for the Detection of Demodex Mites at the Eyelid Margin

Published on: July 3, 2025

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...
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...
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...
Photoreceptors and Visual Pathways01:22

Photoreceptors and Visual Pathways

At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category, whereas...
Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
Diabetic Retinopathy01:27

Diabetic Retinopathy

DefinitionDiabetic retinopathy is a microvascular complication of diabetes affecting the retinal blood vessels.Risk FactorsDiabetic retinopathy is present in almost all individuals with type 1 diabetes and more than 60% of those with type 2 diabetes after two decades of disease.The risk increases with poor glycemic control, hypertension, dyslipidemia, smoking, pregnancy, and puberty.Although cataracts and glaucoma are also more frequent in people with diabetes, retinopathy remains the leading...