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A multi-ingredient brain function model predicting chronic pain in youth: a window into future well-being

Project description

Understanding and preventing chronic pain in adolescence

Chronic pain originates mainly in adolescence, a period of intense brain development characterised by increased susceptibility. With this in mind, the ERC-funded AMIGO project aims to study how stress and brain function interact to determine which individuals will develop chronic pain. Currently, the number of young people with non-relenting and crippling pain is increasing. Therefore, the AMIGO project will monitor adolescents after surgery, using cutting-edge neuroimaging, precise fMRI, and machine learning to track changes in pain pathways over time. The early detection of brain and stress markers will improve diagnosis times and enable more targeted and successful treatments.

Objective

Chronic pain is endemic and difficult to treat. The first surge occurs in adolescence, a critical period for brain development associated with high vulnerability. The number of adolescents with disabling pain has soared, and in most cases, pain persists into adulthood, strongly impacting long-term wellbeing. The impact of chronic pain in adolescence urgently calls for a better understanding of its causes, longitudinal predictors, and underlying biopsychosocial mechanisms. Psychosocial and physical stress in youth are critical risk factors for chronic pain in adolescence. Yet it is unknown how they interfere with individual brain physiology to predict who will develop chronic pain. I will use a longitudinal design involving adolescents undergoing major surgeries, coupled with an experimental neuroimaging approach, precision fMRI and machine learning methods to: (i) test the directionality of the association between risk factors, brain physiology and future onset of chronic pain (WP1); (ii) identify a neurophysiological multi-ingredient model that predicts, before surgery, who will (and via what mechanisms) develop chronic postsurgical pain (WP2); and, in a subset of pre-selected patients, (iii) test whether target neurophysiological pathways track pain along subacute and chronic pain phases and after treatment (WP3). I hypothesize that target brain pathways during pain, multisensory unpleasantness and self-evaluation in an affective context will: (i) synergistically predict future onset of pain at the individual adolescent level; (ii) be associated with major risk sources, (iii) exacerbate with chronic pain and attenuate after effective treatment. The results will lay foundational tools that can be used prospectively for early identification of (patho)physiology predicting future pain and patient subtypes. AMIGO has the potential for a profound impact on understanding, early detection, and mechanistically informed treatment recommendations in high-risk adolescents.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-ERC - HORIZON ERC Grants

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Call for proposal

(opens in new window) ERC-2024-COG

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Host institution

UNIVERSITAT DE BARCELONA
Net EU contribution
€ 1 840 581,00
Address
GRAN VIA DE LES CORTS CATALANES 585
08007 Barcelona
Spain
Region
Este Cataluña Barcelona
Activity type
Higher or Secondary Education Establishments
Links
Total cost
€ 1 840 581,00

Beneficiaries (2)