Archive of SID Paroxysmal dyskinesia followed by botulinium injection in a case with Neuroacanthocytosis

Neuroacanthocytosis is a progressive multisystem disease with a wide range of symptoms. The descriptive name of the disease refers to the presence of acanthocyt in peripheral blood .A full spectrum of movement disorders may be seen mainly oromandibular dystonia.we report a case of neuroacanthocytosis that manifested with orolingual dystonia and weight loss after dental extraction . Botulinum toxin injection was performed and led to dramatic resolution of his symptoms and disappearance of dystonia, but paroxysmal dyskainesia emerged after injection, that entailed to occasionally tongue biting.