Eyelid Twitching (Eyelid Myokymia) | Triggers, Pathophysiology, Symptoms, Diagnosis, Treatment

Eyelid myokymia is a benign condition characterized by muscle spasms of the eyelid, often triggered by stress, fatigue, and caffeine. It is more prevalent among medical students. The condition involves the orbicularis oculi muscle and is usually self-limiting, requiring minimal treatment. Diagnosis is clinical, and treatment focuses on managing triggers. In severe cases, botulinum toxin injections may be used.

What is eyelid myokymia most commonly associated with?

• Vision loss

• Chronic pain

• Severe muscle weakness

• Medical students

Which muscle is primarily affected in eyelid myokymia?

• Orbicularis oculi

• Masseter

• Frontalis

• Zygomaticus

What is a common feature of eyelid myokymia episodes?

• They cause permanent muscle damage

• They always occur bilaterally

• They can last from seconds to hours

• They are painful

Which of the following is NOT a known trigger for eyelid myokymia?

• High protein diet

• Excessive caffeine

• Fatigue

• Stress

Which medication is associated with medication-induced eyelid myokymia?

• Ibuprofen

• Topiramate

• Aspirin

• Paracetamol

How is eyelid myokymia typically diagnosed?

• Using an MRI scan

• By observing eyelid twitching and triggers

• Through a blood test

• With a muscle biopsy

What treatment might be used for refractory cases of eyelid myokymia?

• Antibiotics

• Botulinum toxin injection

• Surgery

• Physical therapy