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Dopaminergic therapy disrupts decision-making in impulsive-compulsive Parkinsonian patients

  • Fabio Taddeini
  • , Erica Ordali
  • , Alessandra Govoni
  • , Francesca Piattellini
  • , Simone Valente
  • , Luca Caremani
  • , Alberto A. Vergani
  • , Ahmet Kaymak
  • , Aldo Rustichini
  • , Eleonora Russo
  • , Chiara Rapallini
  • , Silvia Ramat
  • , Alberto Mazzoni

Research output: Contribution to journalArticlepeer-review

Abstract

Impulsive-compulsive behaviors (ICB) are common non-motor symptoms of Parkinson's disease (PD) often associated with dopaminergic drugs (DD) therapy. We investigated the acute effects of DD on decision-making in PD patients with ICB (ICB+) and without it (ICB−), and in healthy controls (HC). Participants performed a risk-based decision-making task twice, with PD patients tested before (DD OFF) and after (DD ON) DD intake. In DD OFF, all groups developed a risk-averting strategy. In DD ON, ICB+ patients (but not ICB− nor HC) reverted to riskier choices. We conclude that DD has a specific strong acute effect on ICB+ patients' decision-making.

Original languageEnglish (US)
Pages (from-to)631-636
Number of pages6
JournalAnnals of Clinical and Translational Neurology
Volume12
Issue number3
DOIs
StatePublished - Mar 2025

Bibliographical note

Publisher Copyright:
© 2024 The Author(s). Annals of Clinical and Translational Neurology published by Wiley Periodicals LLC on behalf of American Neurological Association.

PubMed: MeSH publication types

  • Journal Article

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