American Academy of Child and Adolescent Psychiatry

International variation in neuropsychological test use practices: Implications for test adaptation and fair assessment

Neuropsychological test selection varies substantially across countries and languages, yet which instruments clinicians use internationally remains poorly documented. Using a survey of International Neuropsychological Society members (INSConnect, 2023), we examined instrument end...

Validity and reliability of the pica, ARFID and rumination disorder interview- ARFID questionnaire (PARDI-AR-Q) in Turkish adults

Avoidant/Restrictive Food Intake Disorder (ARFID) is increasingly recognized as a clinically significant eating disorder across the lifespan, yet psychometrically validated assessment tools in non-English-speaking adult populations remain scarce. The Pica, ARFID and Rumination Di...

Responding With Evidence and Access for Childhood Headaches ( REACH ) study: A comparative effectiveness trial of cognitive behavioral therapy monotherapy versus combined cognitive behavioral therapy–pharmacotherapy with amitriptyline for the prevention of childhood migraine—The study protocol

Migraine is one of the most common chronic health problems in children and adolescents, resulting in high levels of functional disability. Symptoms frequently persist into and impact the course of adulthood for affected individuals. Current practice recommendations include a comb...

Trichotillomania in bipolar spectrum adolescents is associated with an affective dysregulation phenotype: a multidimensional and cluster-analytic study

Trichotillomania (TTM) is a body-focused repetitive behavior that may function as an affect regulation strategy. In bipolar-spectrum youth, persistent emotion regulation difficulties may be particularly relevant for early recognition and intervention. In a cross-sectional design,...

Anodal Transcranial Direct Current Stimulation Improves Social Behavior Alongside Neuroplastic Changes in a Tsc2 +/− Rat Model of Autism Spectrum Disorder

ABSTRACT Autism spectrum disorder (ASD) is a neurodevelopmental disorder characterized by altered synaptic connectivity and network organization, resulting in profound impairments in social communication and interaction. Transcranial direct current stimulation (tDCS) represents a...

Personality dysfunction according to the DSM-5 Alternative Model of Personality Disorders (AMPD) predicts suicide attempts in clinical high-risk adolescents.

Background Both personality traits and personality disorders have been linked to suicide risk in youth. The DSM-5 Alternative Model of Personality Disorders (AMPD) allows dimensional assessment of personality pathology, which may enhance prediction of suicide attempts. A recent s...

Theory of Mind as the Missing Moderator in the Sadness–Sympathy–Prosocial Behavior Chain: A Commentary on Saija et al. (2026)

Dear Editor,Saija and colleagues present an elegant structural equation model demonstrating that state sadness experienced in response to both personal and peer-related events predict sympathy, whi...