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Case Reports in Psychiatry
Volume 2011, Article ID 351824, 3 pages
Case Report

Fregoli Syndrome: An Underrecognized Risk Factor for Aggression in Treatment Settings

Department of Psychiatry, New York University School of Medicine, New York, NY 10016, USA

Received 9 June 2011; Accepted 28 June 2011

Academic Editors: N. Bass and H. Spiessl

Copyright © 2011 Nauman Ashraf et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


Fregoli syndrome (FS) is commonly associated with verbal threats and aggressive behavior. We present a case of Fregoli syndrome leading to an assault. We discuss the possible underdiagnosis of FS, associated risk for aggression, and strategies to reduce that risk.