Geneva, Oct. 21 -- International Clinical Trials Registry received information related to the study (DRKS00037526) titled 'Imaging of cannabinoid type 1 receptor availability in attention deficit/hyperactivity disorder: an [18F]MK-9470 positron emission tomography study' on Sept. 25.

Study Type: observational

Study Design: Allocation: Masking: Control: Assignment: Study design purpose: basic science

Primary Sponsor: Klinik und Poliklinik fur Nuklearmedizin

Condition: F90 Hyperkinetic disorders

Intervention: Group 1: Group 1: Unmedicated participants with ADHD are examined multimodally using PET, interviews, questionnaires, neuropsychological tests, experimental paradigms, blood analyses, and MRI (two examination dates). Group 2: G...