Two cases of Kleine-Levin Syndrome with illness duration of three and four months respectively are presented. Both cases in their adolescence presented with typical features of the syndrome-onset after high grade fever episodic course and spontaneous remission of each episode and normalcy in between the episodes Characteristic features of each episode in both cases were hypersomnia, eating exce...

how to cite this article: hakim shoushtari m, ghalebandi mf, tavasoli a, pourshams m. kleine-levin syndrome in an 8 year old girl with autistic disorder does autism account a primary or secondary cause? iran j child neurol. autumn 2015;9(4):61-64. abstract objective kleine–levin syndrome (kls) is a rare disorder with an unknown etiology. autism spectrum disorder is characterized by various degr...