• openAccess   A functional magnetic resonance imaging study of frontal networks in obsessive-compulsive disorder during cognitive reappraisal 

      De la Peña-Arteaga, Víctor; Morgado, Pedro; Couto, Beatriz; Ferreira, Sónia; Castro, Inês; Sousa, Nuno; Soriano-Mas, Carles; Picó-Pérez, Maria Cambridge University Press (2022-10-03)
      Background Patients with obsessive-compulsive disorder (OCD) present difficulties in the cognitive regulation of emotions, possibly because of inefficient recruitment of distributed patterns of frontal cortex regions. The ...
    • openAccess   Altered frontoparietal connectivity in patients with obsessive-compulsive disorder during an fMRI cognitive reappraisal task 

      Picó-Pérez, Maria; Barbosa, Renato; Couto, Beatriz; Castro, Inés; Magalhaes, Ricardo; Sousa, Nuno; Ferreira, Sónia; Morgado, Pedro Elsevier (2022-10)
      Patients with obsessive-compulsive disorder (OCD) present increased brain activity in orbitofrontal and limbic regions when experiencing negative emotions, which could be related to deficits in emotion regulation abilities. ...
    • openAccess   Determinants of Poor Mental Health of Medical Students in Portugal—A Nationwide Study 

      D'Alva Teixeira, Vânia; Picó-Pérez, Maria; Morgado, Pedro MDPI (2023)
      Medical students are a population that is vulnerable to the development of anxiety, depression, and burnout. This observational cross-sectional study sought to assess the levels of distress and identify precipitating ...
    • openAccess   Mapping gray and white matter volume abnormalities in earlyonset psychosis: an ENIGMA multicenter voxel-based morphometry study 

      Si, Shuqing; Bi, Anbreen; Yu, Zhaoying; See, Cheryl; Kelly, Sinead; Ambrogi, Sonia; Arango, Celso; Baeza, Inmaculada; Banaj, Nerisa; Berk, Michael; Castro-Fornieles, Josefina; Crespo-Facorro, Benedicto; Crouse, Jacob; Martínez Díaz-Caneja, Covadonga; Fett, Anne-Kathrin; Fortea, Adriana; Frangou, Sophia; Goldstein, Benjamin I.; Hickie, Ian; Janssen, Joost; Kennedy, Kody; Krabbendam, Lydia; Kyriakopoulos, Marinos; MacIntosh, Bradley; Morgado, Pedro; Nerland, Stener; Pascual-Diaz, Saül; Picó-Pérez, Maria Springer Nature (2024)
      INTRODUCTION: Regional gray matter (GM) alterations have been reported in early-onset psychosis (EOP, onset before age 18), but previous studies have yielded conflicting results, likely due to small sample sizes and the ...
    • openAccess   Speech graph analysis in obsessive-compulsive disorder: The relevance of dream reports 

      Gomes, Matilde; Picó-Pérez, Maria; Castro, Inês; Silva Moreira, Pedro; Ribeiro, Sidarta; Mota, Natália; Morgado, Pedro Elsevier (2023-03-31)
      Obsessive-compulsive disorder (OCD) is a distressing disorder characterized by the presence of intrusive thoughts, images or urges (obsessions) and/or behavioral efforts to reduce the anxiety (compulsions). OCD lifetime ...