Myokymia miasms

Clinic

• Myokymia is an Peripheral Nervous system Entity, presents with involuntary, spontaneous, localized quivering of a few muscles which are insufficient to move a joint.
• One type is superior oblique myokymia.
• Myokymia is commonly used to describe an involuntary eyelid muscle contraction, typically involving the lower eyelid or less often the upper eyelid.
• Facial myokymia is a fine rippling of muscles on one side of the face and may reflect
  • Underlying tumor in the brainstem (brainstem glioma),
  • Loss of myelin in the brainstem (associated with MS)
  • Recovery stage of Miller-Fisher syndrome

Related entities

• Fasciculation

Related disease

• MS
• Miller-Fisher syndrome
• Neuromyotonia