Between Canalization and Plasticity: The Role of Obsessive-Compulsive Rituals in Evo-Devo Psychopathology.

Matteo Tonna1,2

  • 1Psychiatric Unit, Department of Medicine and Surgery, University of Parma, 43121 Parma, Italy.

Brain Sciences
|February 27, 2026
PubMed
Summary

Obsessive-compulsive disorder (OCD) rituals show significant clinical variation. These rituals develop due to complex interactions of personal vulnerabilities and external triggers.

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