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Cerebellar Loops and Attention Deficit Hyperactivity Disorder (ADHD)

Alterations of Fronto-Cerebello-Frontal Loops in Attention Deficit Hyperactivity Disorder (ADHD) : A Study Using Magnetic Resonance Imaging (MRI)

Status
Terminated
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00684931
Acronym
TDA/H
Enrollment
19
Registered
2008-05-28
Start date
2008-02-29
Completion date
2008-07-31
Last updated
2009-06-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Attention Deficit Disorder With Hyperactivity

Keywords

Attention, Deficit, Disorder, Hyperactivity, cerebellum, alteration, fronto-cerebello-frontal loops

Brief summary

The aim of this study is to investigate the integrity of connectivity between the neocortex and the cerebellum in the Attention Deficit Hyperactivity Disorder (ADHD). Fibers integrity will be measured using magnetic Resonance Imaging Techniques.

Detailed description

ADHD is a neurodevelopmental trouble characterized by attentional deficits, impulsivity and motor hyperactivity. Morphological neuroimaging studies in ADHD children have revealed cerebellar abnormalities, however data in adults regarding cerebellum alterations are scarce. In this study we will analyse the conectivity of the cerebellum of adults ADHD patients. We will use diffusion tensor imaging (DTI) technique, and morphological data will be compared with the neuropsychological status.

Interventions

OTHERImaging

neuropsychological evaluation and Imaging with magnetic resonance (MRI)

Sponsors

University Hospital, Bordeaux
Lead SponsorOTHER

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 35 Years
Healthy volunteers
Yes

Inclusion criteria

Patient with ADHD : * Diagnosis of ADHD * 18 - 35 years old Healthy volunteer : * 18 - 35 years old * no ADHD diagnosed

Exclusion criteria

* Associated neurological or psychiatric pathologies * Pregnant woman * MRI counter indication

Design outcomes

Primary

MeasureTime frame
Fractional anisotropy coefficient if fronto-cerebello-frontal loops.visite 1

Countries

France

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026