Corneal damage can be caused by various factors, including: - Trauma: Physical injuries such as abrasions or foreign bodies can disrupt the corneal structure. - Infections: Bacterial, viral, or fungal infections can induce inflammation and cellular damage. - Degenerative Diseases: Conditions like keratoconus cause progressive thinning and weakening of the cornea. - Chemical Burns: Exposure to harmful chemicals can lead to severe corneal injury.