Answers are grounded in this paper and cite their sources.
Manic episodes have seldom been reported in individuals with Down's syndrome. The case of an individual with Down's syndrome who developed a manic episode in later life is described. This manic episode was subsequently followed by a first depressive episode.
No takes yet. Share an insight, caveat, or question.
Cooper et al. (1994) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: