Blepharospasm

Blepharospasm

Involuntary increased blinking that progresses to spasms in both eyes. The exact cause is unknown, but doctors believe it to be a central nervous system disorder. It can produce a functional blindness since the patient can't open his or her eyes long enough to function visually.

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Part of Speech: noun
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Industry/Domain: Health care
Category: Optometry
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Related terms

blepharospasm

Health care; Optometry

Involuntary increased blinking that progresses to spasms in both eyes. The exact cause is unknown, but doctors believe it to be a central nervous system disorder. It can produce ...

blepharospasm

Medical; Health care; Medicine

Excessive winking; tonic or clonic spasm of the orbicularis oculi muscle.

blepharospasm

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Excessive winking; tonic or clonic spasm of the orbicularis oculi muscle.

blepharospasm

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Involuntary increased blinking that progresses to spasms in both eyes. The exact cause is unknown, but doctors believe it to be a central nervous system disorder. It can produce a ...

benign essential blepharospasm

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Neurological disorder causing involuntary muscle contractions, with eyelid muscle spasms.

blepharospasm oromandibular dyskinesia

Medical; Health care; Medicine

A syndrome characterized by orofacial dystonia; including blepharospasm; forceful jaw opening; lip retraction; platysma muscle spasm; and tongue protrusion. It primarily affects ...

ophthalmoscope

Eyewear; Optometry

An optical instrument used to examine the external and internal parts of the eye, particularly the media and the fundus.

pantoscopic angle

Eyewear; Optometry

1. Angle in the vertical plane between the optical axis of a spectacle lens and the visual axis of the eye in the primary position, usually taken to be the horizontal. 2. Angle ...