Pupillary dilations in a Target/Distractor visual task paradigm and attention deficit hyperactivity disorder (ADHD).
Neurosci Lett
; 818: 137556, 2024 Jan 01.
Article
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| MEDLINE
| ID: mdl-37951300
ABSTRACT
ADHD is a neurocognitive disorder characterized by attention difficulties, hyperactivity, and impulsivity, often persisting into adulthood with substantial personal and societal consequences. Despite the importance of neurophysiological assessment and treatment monitoring tests, their availability outside of research settings remains limited. Cognitive neuroscience investigations have identified distinct components associated with ADHD, including deficits in sustained attention, inefficient enhancement of attended Targets, and altered suppression of ignored Distractors. In this study, we examined pupil activity in control and ADHD subjects during a sustained visual attention task specifically designed to evaluate the mechanisms underlying Target enhancement and Distractor suppression. Our findings revealed some distinguishing factors between the two groups which we discuss in light of their neurobiological implications.
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1
Bases de datos:
MEDLINE
Asunto principal:
Trastorno por Déficit de Atención con Hiperactividad
Límite:
Humans
Idioma:
En
Revista:
Neurosci Lett
/
Neurosci. lett
/
Neuroscience letters
Año:
2024
Tipo del documento:
Article