Epileptic Disorders
MENUBradycardia from flash stimulation Volume 17, numéro 4, December 2015
TEST YOURSELF
(1) What has been implicated in SUDEP?
(2) What sort of neurophysiological response may occur during visual stimulation?
(3) What other visual stimuli can trigger a photosensitive response?
Answers
(1) Bradycardia leading to asystole, centrally-mediated anoxia, and cardiac function altered by single or multiple antiepileptic drug use.
(2)
A. Photoparoxysmal response which includes hallucinations.
B. Photomyogenic response.
C. In the case of our patient, a triggered syncope response.
(3)
A. Patterns
B. Colours, particularly when flickering
C. Visual images
D. Reading
E. Television programmes
F. Video games
G. Pinball machines
H. Eye closure