Results of the surgical treatment in children with Chiari malformation type I.

Purpose: Our study aimed to evaluate the quality of life of the patients operated due to Chiari malformation type 1 (CM-1) in the Department of Pediatric Neurosurgery, Medical University of Silesia in Katowice.

Methods: We performed a retrospective analysis of 11 patients diagnosed with CM-1 who were treated in our center in the years 2007 to 2016. There were 6 female and 5 male individuals.

Cor triatriatum sinistrum: presentation of syncope and atrial tachycardia.

We present a rather unusual cause for syncope associated with atrial tachycardia. A man aged 39 years presented with an episode of syncope and narrow complex tachycardia. Further investigations, including transoesophageal echocardiography, identified cor triatriatum sinistrum (CTS), a rare congenital abnormality characterised by the atrium being divided by a fibrous membrane.