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Reversible downbeat nystagmus induced by carbamazepine in a three-year-old child Volume 24, numéro 2, April 2022

TEST YOURSELF

(1) Which anticonvulsant drugs can induce downbeat nystagmus?

 

(2) What are the ophthalmologic side effects of carbamazepine?

 

 

 

 

 

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Answers

(1) Carbamazepine, phenytoin, valproate, lamotrigine, felbamate, lacosamide and gabapentin.

 

(2) Diplopia, horizontal gaze-evoked and downbeat nystagmus, saccade abnormalities, total ophthalmoplegia, oculogyric crisis and eyelid nystagmus.

 

 

 

 

 

 

 

 

 

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