H16.393

Clinical Causes: Infections, such as bacterial, fungal, viral (including herpes simplex and herpes zoster), or protozoal causes Autoimmune diseases like rheumatoid arthritis or lupus, which can trigger inflammatory responses in the cornea Trauma or injury to the eye that results in corneal damage or ulceration Prolonged use of contact lenses, leading to irritation or micro-injury and increased risk of infection Exposure to environmental factors such as UV light, chemicals, or pollutants Previous ocular surgeries or procedures that may disrupt corneal integrity Use of certain medications or exposure to toxins that may induce inflammatory reactions

Key Symptoms: Persistent eye pain and tenderness Redness of both eyes that does not subside Blurred or decreased vision Sensitivity to light (photophobia) A feeling of grittiness or foreign body sensation Increased tearing or discharge from the eyes Mild to severe swelling around the eyes Possible presence of corneal cloudiness or opacities upon examination

Diagnosis Path: The diagnosis of bilateral deep keratitis involves a comprehensive eye examination by an eye care professional. Key steps include: - Visual acuity testing to assess the level of vision impairment - Slit-lamp biomicroscopy to examine the cornea's layers and identify inflammation or ulceration - Corneal scrapings or smears for laboratory analysis if an infection is suspected - Imaging studies like corneal topography or optical coherence tomography (OCT) for detailed visualization - Reviewing patient history for risk factors such as contact lens use, trauma, or systemic diseases Diagnosis is confirmed based on clinical findings and laboratory tests, which help differentiate between infectious and non-infectious causes.

Treatment Protocols: Management of bilateral interstitial and deep keratitis involves a tailored approach that may include: - Topical corticosteroids to reduce inflammation - Antibiotic, antifungal, or antiviral eye drops if an infectious agent is identified - Cycloplegic medications to relieve pain and prevent eyelid spasms - Oral medications such as antibiotics or steroids, depending on the severity and cause - Avoidance of contact lenses during active inflammation - Regular follow-up visits to monitor healing progress and prevent scarring - In some cases, donor corneal transplantation may be necessary if significant damage or scarring impairs vision - Supportive treatments like lubricating eye drops to soothe discomfort Early and precise intervention is crucial to prevent complications like corneal perforation or vision loss. Ongoing management aims to eradicate the inflammation, reduce risk factors, and preserve corneal clarity.