H17.1

Clinical Causes: Previous eye injuries or trauma to the cornea Infections such as bacterial, viral, or fungal keratitis Corneal dystrophies, including lattice or granular dystrophy Corneal ulcers that have healed with scarring Certain inherited eye conditions Prolonged use of contact lenses leading to corneal scarring Chemical burns or exposure to harmful substances Inflammatory conditions affecting the cornea

Key Symptoms: Blurred or hazy vision in the affected eye Difficulty seeing clearly or sharp visual distortions Sensitivity to bright light or glare Reduced contrast sensitivity Feeling of a foreign body or irritation in the eye Possible redness or discomfort if associated with an active infection or inflammation

Diagnosis Path: Diagnosis of central corneal opacity typically involves a comprehensive eye examination performed by an eye care professional. The examination includes a slit-lamp inspection to assess the corneal clarity and detect any scarring or irregularities. Additional tests, such as corneal topography or optical coherence tomography (OCT), may be used to evaluate the extent and nature of the opacity. A detailed patient history helps identify underlying causes like previous injuries or infections. Routine visual acuity tests are also part of the assessment to gauge the impact on vision.

Treatment Protocols: Observation: Small or mild opacities that do not significantly impair vision may not require immediate treatment and can be monitored regularly. Medical therapies: If caused by infection or inflammation, appropriate medications such as antibiotics, antivirals, or anti-inflammatory eye drops may help address the underlying issue and prevent further scarring. Contact Lenses: Rigid gas permeable lenses or specialized contacts might improve vision by providing a smooth refractive surface over the cornea. Surgical interventions: For significant opacity impairing vision, procedures like corneal transplant (penetrating keratoplasty or endothelial keratoplasty) can restore corneal clarity and improve visual outcomes. Emerging therapies: Research is ongoing into novel treatments including stem cell therapy and laser procedures that aim to reduce scarring and promote corneal healing.