blepharitis
Sign in to saveBlepharitis, sometimes known as granulated eyelids, is one of the most common ocular conditions characterized by inflammation, scaling, reddening, and crusting of the eyelid. This condition may also cause swelling, burning, itching, or a grainy sensation when introducing foreign objects or substances to the eye. Although blepharitis by itself is not sight-threatening, it can lead to permanent alterations of the eyelid margin. The primary cause is bacteria and inflammation from congested meibomian oil glands at the base of each eyelash. Other conditions may give rise to blepharitis, whether the
Key facts
- Medical condition (new).name
- Blepharitis
- Medical condition (new).image
- Infant with blepharitis on the right side.jpg
- Medical condition (new).caption
- An infant with mild blepharitis on his right side
- Medical condition (new).field
- Ophthalmology, Optometry
- Medical condition (new).symptoms
- crusty eyelids
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Article
14 sectionsContents
- Signs and symptoms
- Associated symptoms
- Subtype symptoms
- Mechanism
- Diagnosis
- Examination
- Procedures
- Related conditions
- Prevention
- Treatment
- Prognosis
- Research
- References
- External links
Blepharitis, sometimes known as granulated eyelids, is one of the most common ocular conditions characterized by inflammation, scaling, reddening, and crusting of the eyelid. This condition may also cause swelling, burning, itching, or a grainy sensation when introducing foreign objects or substances to the eye. Although blepharitis by itself is not sight-threatening, it can lead to permanent alterations of the eyelid margin. The primary cause is bacteria and inflammation from congested meibomian oil glands at the base of each eyelash. Other conditions may give rise to blepharitis, whether they be infectious or noninfectious, including, but not limited to, bacterial infections or allergies.
Different variations of blepharitis can be classified as seborrheic, staphylococcal, mixed, posterior or meibomitis, or parasitic. In a survey of US ophthalmologists and optometrists, 37% to 47% of patients seen by those surveyed had signs of blepharitis, which can affect all ages and ethnic groups. One single-center study of 90 patients with chronic blepharitis found that the average age of patients was 50 years old. The word is .