Spontaneous negative mental images have been extensively researched due to the crucial role they play in conditions such as post-traumatic stress disorder. However, people can also experience spontaneous positive mental images, and these are little understood. Positive images may play a role in promoting healthy positive mood and may be lacking in conditions such as depression. However, they ma...

STUDY OBJECTIVES To examine the association of sleep problems with psychiatric symptoms in children evaluated at a university-based outpatient child psychiatry clinic. METHODS Parents of 174 children attending psychiatric services completed a 47-item Childhood Sleep Questionnaire and the Behavioral Assessment System for Children. Psychiatric diagnosis was obtained through retrospective chart ...

Bipolar disorder is a chronic, recurrent mental illness characterized by extreme episodes of depressed and manic mood, interspersed with less severe but highly variable mood fluctuations. Here, we develop a novel mathematical approach for exploring the dynamics of bipolar disorder. We investigate how the dynamics of subjective experience of mood in bipolar disorder can be understood using a rel...

The present study investigates sleep, mood, and the proposed bidirectional relationship between the two in psychiatric disorders. Participants with interepisode bipolar disorder (n = 49), insomnia (n = 34), and no psychiatric history (n = 52) completed seven consecutive days of sleep diaries and mood measures. The interepisode bipolar and insomnia participants exhibited greater sleep disturbanc...

Even though neurofibromatosis ( NF) is not a rare neurological disorder, but there is few studies regarding  the relationship between  NF and psychological disorders. A 14 year old girl with NF type 1 associated  with multiple cerebral lesions was admitted in psychiatric ward due to restlessness , hypertalktiveness aggressive behavior, and flight of idea. Psychiatric diagnosis, based on DSM IV ...

BACKGROUND Our aim was to examine whether comorbid mood and anxiety disorders influence patterns of treatment or the perceived unmet need for treatment among those not receiving treatment for illegal drug use disorders. METHODS Data came from the National Epidemiologic Survey on Alcohol and Related Conditions (NESARC, 2001-2002 and 2004-2005, n = 34,653). Lifetime DSM-IV illegal drug use diso...

BACKGROUND This study was prompted by the psychiatric hospitalization of 12 former child soldiers of the Lord's Resistance Army (LRA) at a rehabilitation school in northern Uganda with a case of mass psychotic behavior. OBJECTIVES To report the prevalence of post-traumatic stress disorder, depressed mood, and associated risk factors. METHODS Data on post-traumatic stress disorder, depressed...

BACKGROUND Bipolar disorder types I (BD I) and II (BD II) behave differently in clinical manifestations, normal personality traits, responses to pharmacotherapies, biochemical backgrounds and neuroimaging activations. How the varied emotional states of BD I and II are related to the comorbid personality disorders remains to be settled. METHODS We therefore administered the Plutchick - van Pra...