Paroxysmal kinesigenic dyskinesia in a patient with a mutation and centrotemporal spike discharges on electroencephalogram: case report of a 10-year-old girl

Coexistence of paroxysmal kinesigenic dyskinesia (PKD) with benign infantile convulsion (BIC) and centrotemporal spikes (CTS) is very rare. A 10-year-old girl presented with a 3-year history of frequent attacks of staggering while laughing and of suddenly collapsing while walking. Interictal electro...

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Main Authors: Sun Young Seo (Author), Su Jeong You (Author)
Format: Book
Published: Korean Pediatric Society, 2016-11-01T00:00:00Z.
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520 |a Coexistence of paroxysmal kinesigenic dyskinesia (PKD) with benign infantile convulsion (BIC) and centrotemporal spikes (CTS) is very rare. A 10-year-old girl presented with a 3-year history of frequent attacks of staggering while laughing and of suddenly collapsing while walking. Interictal electroencephalogram (EEG) revealed bilateral CTS, but no changes in EEG were observed during movement. The patient's medical history showed afebrile seizures 6 months after birth, while the family history showed that the patient's mother and relatives on the mother's side had similar dyskinesia. Genetic testing demonstrated that the patient had a heterozygous mutation, c.649_650insC, in the PRRT2 gene. To our knowledge, this constitutes only the second report of a patient with PKD, BIC, CTS, and a PRRT2 mutation. 
546 |a EN 
690 |a Paroxysmal kinesigenic dyskinesia 
690 |a Seizure 
690 |a Proline-rich transmembrane protein-2 
690 |a Epilepsy 
690 |a Pediatrics 
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786 0 |n Korean Journal of Pediatrics, Vol 59, Iss Suppl 1, Pp S157-S160 (2016) 
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