Risk of autism spectrum disorder in children with infantile epileptic spasms syndrome: a retrospective study in a single center in Brazil.

Objective: This study aimed to investigate the prevalence of autism spectrum disorder and its possible correlations with clinical characteristics in patients with infantile epileptic spasms syndrome in a single center in Brazil.

Methods: This retrospective cross-sectional study examined 53 children with the diagnosis of infantile epileptic spasms syndrome prior to an autism spectrum disorder assessment. Participants were divided into two groups based on the presence or absence of autism spectrum disorder.

Potential Risk Factors for Autism in Children Requiring Neonatal Intensive Care Unit.

Background: The etiology of autism spectrum disorder (ASD) is complex and involves the interplay of genetic and environmental factors.

Aim: We sought to identify potential prenatal, perinatal, and neonatal risk factors for ASD in a unique population of children who had perinatal complications and required care in a neonatal intensive care unit (NICU).

Methods: This prospective cohort study included 73 patients discharged from a NICU who received long-term follow-up at the largest children's hospital in Brazil.

PERINATAL FEATURES OF CHILDREN WITH AUTISM SPECTRUM DISORDER.

Objective: To analyze perinatal features of children with autism spectrum disorder (ASD).

Methods: Retrospective review of the medical records of 75 children with ASD, between January 2008 and January 2015. Inclusion criteria were diagnosis of ASD based on DSM-5 criteria, and the informed consent form signed by the person who is legally responsible.