benign essential blepharospasm


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Related to benign essential blepharospasm: Hemifacial spasm, Meige syndrome

benign essential blepharospasm

A primary dystonia (OMIM:606798) affecting the orbital muscles, characterised by frequent blinking, progressing to involuntary spasms of eyelid closure which can, over time, lead to functional blindness. It usually begins in middle age.

Molecular pathology
Defects in DRD5, which encodes dopamine receptor D5, causes benign essential blepharospasm.
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Benign essential blepharospasm is usually misdiagnosed by the general practitioners and the patients are treated with partially effective or ineffective remedies like anxiolytic or sedative agents.
Bruce, former president of the Benign Essential Blepharospasm Research Foundation, Inc.

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