Accepted
at 1:10 a.m. Nov, 01, 2023
by
dollajas
Author:
MagnusPrynne
Type of change:
Updated content
Rationale for change
add "focal" to dystonia as this is how UWorld presents it; helps differentiate from an otherwise nonspecific clinical sign that can point to various conditions (e.g. myotonic dystrophy)
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- Benign essential blepharospasm is a specific subtype characterized by repetitive blinking and squinting and is associated with dysfunction of the basal ganglia
- Causes the orbicularis oculi muscle and other periocular muscles to contract, which leads to increased bilateral eyelid closure

Photo credit: Ruth Ellison, CC BY 2.0, via Wikimedia Commons
Watch 'Blepharospasm', Parkinson disease & Disorders Clinic, via YouTube (0:34)
- Causes the orbicularis oculi muscle and other periocular muscles to contract, which leads to increased bilateral eyelid closure

Photo credit: Ruth Ellison, CC BY 2.0, via Wikimedia Commons
Watch 'Blepharospasm', Parkinson disease & Disorders Clinic, via YouTube (0:34)
Lecture Notes
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Missed Questions
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Pathoma
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Boards and Beyond
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First Aid


Sketchy
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Sketchy 2
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Sketchy Extra
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Picmonic
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Pixorize
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Physeo
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OME
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