Mapping ADHD Heterogeneity and Biotypes by Topological Deviations in Morphometric Similarity Networks - Summary - MDSpire

Mapping ADHD Heterogeneity and Biotypes by Topological Deviations in Morphometric Similarity Networks

  • By

  • Nanfang Pan

  • Yajing Long

  • Kun Qin

  • Isaac Z. Pope

  • Qiuxing Chen

  • Ziyu Zhu

  • Ying Cao

  • Lei Li

  • Manpreet K. Singh

  • Robert K. McNamara

  • Melissa P. DelBello

  • Ying Chen

  • Alex Fornito

  • Qiyong Gong

  • May 1, 2026

  • 0 min

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Objective:

To identify distinct neurobiological biotypes of ADHD using morphometric similarity networks (MSNs) and data-driven clustering, which may enhance understanding and treatment of the disorder.

Key Findings:
  • Normative modeling revealed significant heterogeneity in ADHD presentations, indicating the need for tailored interventions.
  • Data-driven clustering identified distinct neurobiological biotypes with unique clinical-biological profiles, suggesting diverse treatment pathways.
  • MSNs provided a robust framework for understanding brain network alterations in ADHD, potentially guiding future research and clinical practices.
Interpretation:

The study suggests that ADHD is not a monolithic disorder but consists of various neurobiological subtypes that can be identified through advanced neuroimaging techniques, which may lead to improved treatment strategies.

Limitations:
  • Sample heterogeneity across sites may affect generalizability and introduce biases.
  • Limited demographic data on race and ethnicity may influence findings and their applicability.
Conclusion:

The findings support the potential of using morphometric similarity networks to better understand ADHD subtypes, which could enhance clinical decision-making and inform future research directions.

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