Dry eye disease

What is Dry eye disease

Dry eye disease is a disorder of the ocular surface in which the tear film no longer maintains the normal balance required to keep the eyes lubricated, protected, and optically smooth. The condition involves the tear-producing glands, the eyelid glands, the…

Symptoms of Dry eye disease

Dry eye disease produces symptoms when the tear film becomes unstable, the ocular surface is exposed, or the nerves that monitor the eye are altered by chronic irritation. The most common symptoms are dryness, burning, stinging, grittiness, fluctuating blurry vision, light…

Causes of Dry eye disease

Dry eye disease develops when the tear film and the surface of the eye can no longer maintain stable, protective lubrication. The immediate cause is usually not a single defect but a breakdown in one or more biological processes that normally…

Treatment for Dry eye disease

Dry eye disease is treated with a combination of tear replacement, anti-inflammatory therapy, procedures that improve tear retention, and measures that address the surface of the eye and the eyelids. The overall aim is not simply to make the eyes feel…

Prevention of Dry eye disease

Dry eye disease can often be prevented in part , but it cannot always be fully avoided. The condition develops when the tear film becomes unstable or insufficient for the needs of the ocular surface. Because this process can arise from…

FAQ about Dry eye disease

Dry eye disease is a common eye condition that can affect comfort, vision quality, and daily activities. This FAQ explains what dry eye disease is, why it develops, how doctors diagnose it, and what treatments can help. It also covers long-term…

Diagnosis of Dry eye disease

Dry eye disease is diagnosed through a combination of symptom review, clinical examination, and objective tests that assess tear quantity, tear quality, and the effect of tear film instability on the ocular surface. It is not a single-disorder diagnosis based on…