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Ptosis is when the upper eyelid droops over the eye. The eyelid may droop just a little, or so much that it covers the pupil (the black dot at the center of your eye that lets light in). Ptosis can…

FAQ What causes eye twitching? Eye twitching can be caused by a variety of factors, including fatigue, stress, eye strain, caffeine, dry eyes, allergies, and neurological disorders. Is eye twitching a serious condition? Eye twitching is usually a benign condition…

Dacryocystitis is an infection or inflammation of the tear sac, which is located at the corner of the eye near the nose. The tear sac is responsible for collecting and draining tears from the eye to the nasal cavity. When…

What Is Optic Atrophy? Optic atrophy refers to an end-stage destruction of the retinal ganglion cell axons that comprise the optic nerve causing impairment to the anterior visual pathway (the path from the retina to the lateral geniculate body). On…

What Is a Stye? A stye, also known as a hordeolum, is a common eye condition that affects the eyelid. It is a small, painful lump that develops at the base of an eyelash or inside the eyelid. Styes are…

Lowe Syndrome, also known as oculocerebrorenal syndrome of Lowe (OCRL), is a rare genetic disorder characterized by the triad of congenital cataracts, mental retardation, and renal tubular dysfunction. The disorder is caused by mutations in the OCRL1 gene, which encodes…

Anisocoria is a medical condition where the pupils of the eyes are unequal in size. While slight variations in pupil size are common and normal, significant differences in pupil size can be an indication of a serious underlying medical condition.…

Bausch + Lomb has officially launched Miebo (perfluorohexyloctane ophthalmic solution) for the treatment of dry eye disease (DED) in the United States. Earlier in May, Bausch + Lomb and Novaliq received FDA approval for Miebo, marking it as the first…

HOYA Surgical Optics (“HSO”), the intraocular lens and related products division of HOYA Group, today announced that it has completed the acquisition of medical device companies Mid Labs and Fritz Ruck. Mid Labs is a California-based company focused on the…

Development of active glasses for mitigating presbyopia has become an active area of research, facilitated by the miniaturization of focus-tunable lenses as well as the increased processing power of modern computers. Alcon the global leader in eye care dedicated to…