BACKGROUND Studies of the incidence of psychotic symptoms in elderly people at risk of dementia are scarce. This is a seven year follow up study aiming to determine the incidence of psychotic symptoms and their correlation with other clinical aspects, in particular the rate of development of cognitive impairment. METHODS Cohort study of a community-based sample of elderly subjects. At study e...

BACKGROUND Methylphenidate is one of the classic amphetamines which can cause or exacerbate psychotic symptoms in schizophrenia patients. CASE REPORT In this paper, a young man is presented with injection of methylphenidate tablets with acute cellulitis due to this injection and the related symptoms. In the first hospitalization and after recovery from psychotic disorder due to tablet injecti...

OBJECTIVES To (1) determine factors associated with psychotic-type symptoms in persons with moderate or severe traumatic brain injury (TBI) during early recovery and (2) investigate the prognostic significance of early psychotic-type symptoms for patient outcome. SETTING Acute neurorehabilitation inpatient unit. PARTICIPANTS A total of 168 persons with moderate or severe TBI were admitted f...

OBJECTIVE The authors' goals were to estimate the prevalence of psychotic symptoms among adults attending an urban general medical practice that serves a low-income population and to describe the mental health, social and occupational functioning, and mental health treatment of these patients. METHOD Data were drawn from a recent study of adult primary care patients (N=1,005) in a large, urba...

BACKGROUND Self-report instruments for the assessment of depressive symptoms in patients with psychotic disorders are scarce. The Quick Inventory of Depressive Symptoms (QIDS-SR16) may be a useful self-report instrument, but has received little attention in this field. This paper aimed to test the psychometric properties of the QIDS-SR16 questionnaire in patients with a psychotic disorder. ME...

CONTEXT Recent evidence from both clinical and population research has pointed to psychotic symptoms as potentially important markers of risk for suicidal behavior. However, to our knowledge, there have been no epidemiological studies to date that have reported data on psychotic symptoms and suicidality in individuals who have been clinically assessed for suicidal behavior. OBJECTIVES To explor...

Psychotic symptoms may occur in 15-64% of individuals with post-traumatic stress disorder, suggesting that the syndrome could be subtyped in a similar fashion to mood disorders. In our study of 1800 psychiatric out-patients who completed comprehensive diagnostic interviews, the lifetime prevalence of psychotic symptoms in people with PTSD was 17% (odds ratio (OR) = 3.48, 95% CI 2.32-5.21). Howe...