Altered reward-related effective connectivity in obsessive-compulsive disorder: an fMRI study

Conclusion: This disrupted connectivity in parts of the default mode network and the frontostriatal network may indicate increased rumination and self-related processing impairing the responsiveness toward external rewards. This, in turn, may underlie the general urge for reinforcement accompanying compulsive behaviours. PMID: 30964615 [PubMed - as supplied by publisher]
Source: Journal of Psychiatry and Neuroscience - Category: Psychiatry Tags: J Psychiatry Neurosci Source Type: research