MIGRAINE VARIANT - THE RUSHES

 

MIGRAINE VARIANT - THE RUSHES

 

DEFINITION:

A migraine variant characterized by acute episodes where there is a perceived distortion of time in relation to both movement and speech.

EPIDEMIOLOGY:

  • incidence: ?
  • age of onset:
    • childhood
  • risk factors:
    • history of migraines in patients and/or relatives

PATHOGENESIS:

1. Background

  • first reported by J. Dooley, K. Gorden, and P. Camfield, Clinical Pediatrics 29(9):536-538, (1990).
  • different from the "Alice in Wonderland Syndrome"

2. Pathogenesis

  • episodes may be migrainous in origin but are not associated with headaches

CLINICAL FEATURES:

1. The Rushes

  • begin and end abruptly
  • last from 1-30 minutes
  • recurrent and may persist for years
  • episodes involve stereotypic hallucinations of time:
    • movement in the surrounding environment is faster than normal
    • speech is faster and/or louder than normal
    • patients speech is faster or slower than normal
    • objects in the environment may seem larger or smaller
  • consciousness is not altered during an episode
  • not associated with a headache or migraine

INVESTIGATIONS:

1. EEG

  • may be normal or associated with some focal spikes

MANAGEMENT:

1. Supportive

  • reassurance of the benign nature of these episodes

 

 

 

Pediatric Database - MIGRAINE VARIANT - THE RUSHES

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