Definition

  • Blepharospasm means spasm of the eyelid1
  • It is characterized by involuntary, repetitive eyelid closure caused by contractions of the orbicularis oculi muscles2
  • Essential blepharospasm refers to muscular contractions confined to the eyelids1

Patient Characteristics

  • Estimates range from 20,000 to 50,000 patients with Blepharospasm in the United States1
  • Onset usually occurs in patients between the fifth and seventh decade of life2
  • Blepharospasm can impair many patient activities, such as driving, walking, reading, and watching TV1

COMMON SYMPTOMS1

Dry eyes

Light sensitivity

Increased blinking

Ocular pain

Soreness

Eyelid spasms

Eye irritation

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