title: Catatonia in affective disorder: new findings and a review of the literature.
abstract: The historical development of the concept of catatonia in affective disorders and contemporary papers on this topic are reviewed. In addition, data from a current study on the frequency of catatonia in mixed mania are reported. Differences between catatonic and noncatatonic patients with mixed mania are presented and their relevance to clinical practice is discussed.
authors.affiliation: Centre for Addiction and Mental Health, Clarke Institute of Psychiatry's Mood Disorders Program, University of Toronto, Toronto, Canada.
authors.forename: S
authors.initials: S
authors.lastname: Krüger
authors.forename: P
authors.initials: P
authors.lastname: Bräunig