Epilepsy phenotypes in siblings with Norrie disease
Epilepsy phenotypes in siblings with Norrie disease
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DOI:
10.1016/j.braindev.2015.04.004
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发表时间:
2015-11-01
影响因子:
1.7
通讯作者:
Shimizu, Toshiaki
中科院分区:
文献类型:
--
作者:
Okumura, Akihisa;Arai, Eisuke;Shimizu, Toshiaki
Norrie disease is an X-linked recessive disorder that is characterized by congenital blindness. Although epileptic seizures are observed in some patients with Norrie disease, little is known about this phenomenon. Here, we report the manifestation of epilepsy in siblings with Norrie disease to increase our knowledge of epilepsy in this condition. Three brothers with congenital blindness were diagnosed with Norrie disease after genetic analyses indicated the deletion of exon 2 of the NDP gene. The eldest brother had suffered from epileptic seizures since the age of 11 years, and his seizures were resistant to antiepileptic drugs. Although the second brother had no epileptic seizures, the youngest sibling had experiences epileptic seizures since the age of 8 years. His seizures were controlled using lamotrigine and levetiracetam. An electroencephalography (EEG) revealed epileptiform discharges in the occipital areas in all three brothers. A study of these patients will increase our knowledge of epilepsy in patients with Norrie disease. (C) 2015 The Japanese Society of Child Neurology. Published by Elsevier B.V. All rights reserved.