Recent findings of mitochondrial abnormalities in brains from subjects with neurological disorders have led to a renewed search for mitochondrial abnormalities in psychiatric disorders. A growing body of evidence suggests that there is mitochondrial dysfunction in schizophrenia, bipolar disorder, and major depressive disorder, including evidence from electron microscopy, imaging, gene expressio...

Psychiatric diagnosis is one of the most important topics within the broad field of psychiatry. Clear, accurate definitions of the various disorders are essential for clinicians around the world to be confident that they are classifying patients in the same way, thereby enabling comparisons of treatment regimens and their outcomes. There are two major classification systems in use, one produced...

Psychiatric diagnosis is one of the most important topics within the broad field of psychiatry. Clear, accurate definitions of the various disorders are essential for clinicians around the world to be confident that they are classifying patients in the same way, thereby enabling comparisons of treatment regimens and their outcomes. There are two major classification systems in use, one produced...

BACKGROUND Comorbidity of psychiatric disorders and substance abuse can intensify both conditions, and when advanced age is added to the combination, the patient will face a distinctive array of issues. This study evaluated the prevalence of psychiatric disorders in elderly substance users as well as certain related factors. METHODS This cross-sectional study was performed on 160 consenting e...

Psychiatric diagnosis is one of the most important topics within the broad field of psychiatry. Clear, accurate definitions of the various disorders are essential for clinicians around the world to be confident that they are classifying patients in the same way, thereby enabling comparisons of treatment regimens and their outcomes. There are two major classification systems in use, one produced...

The purpose of this prospective, naturalistic study was to examine the relationships between suicide attempts and contemporaneous psychiatric disorders, and developmental changes in these relationships from adolescence to young adulthood. The sample consisted of 180 adolescents, 12-19 years of age at hospitalization, repeatedly assessed for up to 13 years (n = 1,825 assessments). Semistructured...

Disturbed sleep and disrupted circadian rhythms are a common feature of psychiatric disorders, and many groups have postulated an association between genetic variants in circadian clock genes and psychiatric disorders. Using summary data from the association analyses of the Psychiatric Genomics Consortia (PGC) for schizophrenia, bipolar disorder and major depressive disorder, we evaluated the e...

BACKGROUND Given the growth of juvenile detainee populations, epidemiologic data on their psychiatric disorders are increasingly important. Yet, there are few empirical studies. Until we have better epidemiologic data, we cannot know how best to use the system's scarce mental health resources. METHODS Using the Diagnostic Interview Schedule for Children version 2.3, interviewers assessed a ra...

BACKGROUND Prisoners are at risk of mental disorders. Therefore attention to mental health of prisoners is important. OBJECTIVES This study aimed determine to the prevalence of mental disorders among Kashan prisoners. PATIENTS AND METHODS This cross sectional study was carried out in Kashan prison (Iran). 180 Subjects were selected by using stratified random sampling and evaluated with Symp...

Low-grade inflammation is a risk factor for depression, psychosis and other major psychiatric disorders. It is associated with poor response to antidepressant and antipsychotics, and could potentially be a treatment target. However, there is limited data on the prevalence of low-grade inflammation in major psychiatric disorders, and on the characteristics of patients who show evidence of inflam...