All kinds of causes such as aging, genetic, local nutritional disorders, immune and metabolic abnormalities, trauma, poisoning, radiation, etc., can cause lens metabolism disorders, resulting in lens degeneration and turbidity, known as cataract,
Dry eye disease refers to any cause of the tear quality or abnormal or dynamic abnormalities, resulting in decreased tear film stability, and accompanied by eye discomfort and (or) ocular surface lesions characterized by a variety of diseases in general. Also known as ...
A group of abnormalities increased intraocular pressure, visual impairment and ocular tissue damage, causing optic nerve depression atrophy, visual field defects characterized by eye disease.