H16.223

Clinical Causes: Aging – tear production naturally decreases with age Environmental factors – exposure to wind, smoke, or dry climates Prolonged screen time – reduces blinking rate and tear distribution Contact lens use – can cause irritation and tear film disruption Medications – antihistamines, antidepressants, and certain blood pressure drugs Eye surgeries or injuries – affecting tear glands or tear film stability Underlying health conditions – such as autoimmune diseases (not specified as Sjögren's syndrome) Vitamin deficiencies – particularly vitamin A

Key Symptoms: Burning sensation in the eyes Grittiness or the feeling of sand in the eyes Redness and irritation Sensitivity to light (photophobia) Blurred or fluctuating vision Excessive tearing (as a reflex response to dryness) Feeling of a foreign body in the eyes Discomfort worsened by prolonged visual tasks or environmental factors

Diagnosis Path: Diagnosing bilateral keratoconjunctivitis sicca involves a comprehensive eye examination by an eye care specialist. Tests may include slit-lamp examination to assess tear production and tear film quality, Schirmer's test to measure tear volume, and possibly dye tests with fluorescein or lissamine green to evaluate corneal and conjunctival health. The physician will consider patient history and exclude other causes of dry eye, such as Sjögren’s syndrome, although this specific ICD-10 code indicates the condition is not specified as related to that autoimmune disorder.

Treatment Protocols: Managing bilateral keratoconjunctivitis sicca typically focuses on relieving symptoms and protecting the eye surface. Common treatment approaches include: - Artificial tears and lubricating eye drops to supplement natural tears - Anti-inflammatory medications in certain cases if inflammation is severe - Punctal plugs to block tear drainage and retain moisture - Lifestyle modifications such as avoiding irritants, using humidifiers, and taking regular breaks during visual tasks - Managing environmental factors by wearing protective eyewear in windy or dry conditions - Nutritional supplementation, including omega-3 fatty acids, which may improve tear quality - Addressing any underlying health conditions or medication side effects that contribute to dry eyes Consultation with an eye care professional is essential for personalized treatment planning, especially in persistent or severe cases.