title: Folie à deux and delusional disorder by proxy in a family.
abstract: This report presents a 52-year-old woman who was admitted to nephrology ward with hypernatremia. She shared a persecutory delusion of poisoning with her 22-year-old daughter and did not feed her 8-year-old son due to her delusion.
authors.affiliation: Assistant Professor, Department of Psychiatry, Tehran Psychiatry Institute, Tehran University of Medical Sciences, Tehran, Iran.
authors.forename: Atefeh Ghanbari
authors.initials: AG
authors.lastname: Jolfaei
authors.forename: Mehdi Nasr
authors.initials: MN
authors.lastname: Isfahani
authors.forename: Reza
authors.initials: R
authors.lastname: Bidaki