Severe clinical presentation in monozygotic twins with 10p15.3 microdeletion syndrome.

Submicroscopic deletion of 10p15.3 is a rare genetic disorder, currently reported in 21 unrelated patients. It is mainly associated with cognitive deficits, speech disorders, motor delay and hypotonia.

Peritonitis due to Ralstonia mannitolilytica in a pediatric peritoneal dialysis patient.

Ralstonia mannitolilytica constitutes a rare isolate in clinical specimens and to date very few infections with this Gramnegative bacillus have been reported. The first case of peritonitis in a pediatric patient due to R. mannitolilytica in the setting of peritoneal dialysis is described.