Dry
Dry Eye Syndrome | |
---|---|
Other names | Keratoconjunctivitis sicca (KCS), dry eye disease (DED), dysfunctional tear syndrome |
Specialty | Ophthalmology |
Symptoms | Irritated, gritty, scratchy, or burning eyes, a feeling of something in the eyes, excess watering, blurred vision |
Complications | Increased risk of eye infections, damage to the surface of the eyes |
Duration | Long term |
Types | Evaporative, aqueous deficient |
Causes | Decreased tear production, increased tear evaporation, imbalance in tear composition |
Risk factors | Older age, dry air, contact lens wear, certain medications, certain medical conditions |
Diagnostic method | Based on symptoms, tear production tests |
Prevention | Avoiding dry environments, using humidifiers, wearing sunglasses outdoors |
Treatment | Eye drops, increasing humidity, wearing glasses instead of contact lenses |
Medication | Artificial tears, anti-inflammatory agents |
Frequency | Common |
Dry refers to a lack of wetness or moisture, often resulting in a sensation of dryness. In a medical context, "dry" is frequently associated with Dry Eye Syndrome, a common condition affecting the eyes. It is also a descriptor used in various other medical and environmental contexts.
Medical Conditions[edit | edit source]
Dry Eye Syndrome[edit | edit source]
Dry Eye Syndrome, also known as keratoconjunctivitis sicca (KCS), is a condition where the eyes do not produce enough tears or the tears evaporate too quickly. This leads to inflammation and damage to the surface of the eye. Symptoms include feelings of dryness, irritation, reduced tear quality, and visual disturbances. Treatment often involves the use of artificial tears, eye drops, and in some cases, anti-inflammatory medications.
Dry Skin[edit | edit source]
Dry skin, or xerosis, is another common condition characterized by a lack of moisture in the epidermis, the outer layer of the skin. It can be caused by environmental factors, such as cold or dry weather, or it can be a symptom of underlying health issues. Treatment typically involves the use of moisturizers and changes in bathing habits.
Dry Mouth[edit | edit source]
Dry Mouth, also known as xerostomia, involves a decrease in saliva production by the salivary glands. This can lead to difficulties in tasting, chewing, swallowing, and speaking. Dry mouth is often a side effect of medication, a symptom of diseases such as diabetes, or a result of radiation therapy to the head and neck.
Environmental Conditions[edit | edit source]
In environmental contexts, "dry" can refer to climates or periods with little to no precipitation, which can impact agriculture, water supply, and the prevalence of wildfires. Areas with persistently dry conditions are typically known as deserts.
See Also[edit | edit source]
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Contributors: Prab R. Tumpati, MD