Meibomian Gland Dysfunction (MGD) occurs when the meibomian glands, the tiny oil-producing glands located in the eyelids, do not function properly. These glands play a crucial role in maintaining the tear film on the surface of the eyes. The tear film is essential for keeping the eyes moist and providing clear vision.
In MGD, the meibomian glands become blocked, inflamed, or dysfunctional, leading to a decrease in the quantity and quality of the oil (meibum) they produce. Meibum is a crucial component of the tear film. It prevents the rapid evaporation of tears and maintains tear stability. When the meibomian glands are not functioning properly, it results in evaporative dry eye and other ocular surface issues.
Symptoms of Meibomian Gland Dysfunction may include:
- Blurred or fluctuating vision
- Dryness and irritation of the eyes
- Grittiness or a foreign body sensation in the eyes
- Redness of the eyes
- Increased sensitivity to light
Common features of Meibomian Gland Dysfunction include:
- Blocked Glands: The openings of the meibomian glands become clogged with thickened meibum, leading to blockages. This prevents the normal secretion of oil onto the surface of the eyes.
- Inflammation: Chronic inflammation of the meibomian glands, known as meibomitis, can occur. Inflammatory changes affect the structure and function of the glands, contributing to MGD.
- Decreased Meibum Quality: Even if the glands are not completely blocked, the quality of the meibum may be compromised. This results in an insufficient lipid layer in the tear film, leading to increased tear evaporation.
- Risk Factors: Factors that contribute to MGD include age, hormonal changes, certain medical conditions (such as rosacea), prolonged screen time, and environmental factors.
Management of MGD typically involves a combination of lifestyle changes, warm compresses, lid hygiene, and sometimes prescription medications. Therapies such as Intense Pulsed Light (IPL), LLLT or other in-office procedures may be recommended to address MGD and improve gland function. For more information, visit our website at ww.focalpointmorden.com.
