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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
11

Subsyndromal Mood Symptoms: A Useful Concept for Maintenance Studies of Bipolar Disorder?

Bauer, Michael, Glenn, Tasha, Grof, Paul, Schmid, Rita, Pfennig, Andrea, Whybrow, Peter C. January 2010 (has links)
Objective: To explore the measurement of subsyndromal mood symptoms in relation to studies of maintenance therapy for bipolar disorder. Methods: Literature review of the Medline database using the following selection criteria: (1) ‘bipolar disorder’ plus ‘inter-episode or interepisode or subsyndromal or subclinical or residual or subthreshold’ and (2) ‘bipolar disorder’ plus ‘maintenance or prophylaxis or longitudinal’. Studies of children or adolescents and non-English-language reports were excluded. Results: Of the studies published between 1987 and October 2007, 77 articles about subsyndromal mood symptoms and 257 studies of maintenance therapy agents were found. Only 11 of the 257 studies of maintenance therapy agents discussed subsyndromal mood symptoms. Of the 77 articles, two thirds were published after 2000. Inconsistent definitions of subsyndromal mood symptoms and different evaluation tools and methodologies were used in the studies. Conclusions: There is a need to standardize definitions and validate measuring approaches for subsyndromal mood symptoms. However, when measured in both naturalistic studies and clinical trials, subsyndromal mood symptoms were frequently reported by patients receiving maintenance therapy and were associated with poor functioning. As with other chronic illnesses, knowledge of the patient’s perspective of daily morbidity is important for improving the clinical outcome. Studies of maintenance therapy for bipolar disorder, regardless of the approach, should measure subsyndromal mood symptoms as an additional outcome. / Dieser Beitrag ist mit Zustimmung des Rechteinhabers aufgrund einer (DFG-geförderten) Allianz- bzw. Nationallizenz frei zugänglich.
12

Affective Dysregulation and Reality Distortion: A 10-Year Prospective Study of Their Association and Clinical Relevance

van Rossum, Inge, Dominguez, Maria-de-Gracia, Lieb, Roselind, Wittchen, Hans-Ulrich, van Os, Jim January 2009 (has links)
Evidence from clinical patient populations indicates that affective dysregulation is strongly associated with reality distortion, suggesting that a process of misassignment of emotional salience may underlie this connection. To examine this in more detail without clinical confounds, affective regulation-reality distortion relationships, and their clinical relevance, were examined in a German prospective cohort community study. A cohort of 2524 adolescents and young adults aged 14–24 years at baseline was examined by experienced psychologists. Presence of psychotic experiences and (hypo)manic and depressive symptoms was assessed at 2 time points (3.5 and up to 10 years after baseline) using the Munich-Composite International Diagnostic Interview. Associations were tested between level of affective dysregulation on the one hand and incidence of psychotic experiences, persistence of these experiences, and psychotic Impairment on the other. Most psychotic experiences occurred in a context of affective dysregulation, and bidirectional dose-response was apparent with greater level of both affective dysregulation and psychotic experiences. Persistence of psychotic experiences was progressively more likely with greater level of (hypo)manic symptoms (odds ratio [OR] trend = 1.51, P < .001) and depressive symptoms (OR trend = 1.15, P = .012). Similarly, psychotic experiences of clinical relevance were progressively more likely to occur with greater level of affective dysregulation (depressive symptoms: OR trend = 1.28, P = .002; (hypo)manic symptoms: OR trend = 1.37, P = .036). Correlated genetic liabilities underlying affective and nonaffective psychotic syndromes may be expressed as correlated dimensions in the general population. Also, affective dysregulation may contribute causally to the persistence and clinical relevance of reality distortion, possibly by facilitating a mechanism of aberrant salience attribution.
13

Impact of psychological trauma on the development of psychotic symptoms: relationship with psychosis proneness

Spauwen, Janneke, Krabbendam, Lydia, Lieb, Roselind, Wittchen, Hans-Ulrich, van Os, Jim January 2006 (has links)
Background. The reported link between psychological trauma and onset of psychosis remains controversial. Aims. To examine associations between self-reported psychological trauma and psychotic symptoms as a function of prior evidence of vulnerability to psychosis (psychosis proneness). Method. At baseline, 2524 adolescents aged 14-24 years provided self-reports on psychological trauma and psychosis proneness, and at follow-up (on average 42 months later) participants were interviewed for presence of psychotic symptoms. Results. Self-reported trauma was associated with psychotic symptoms, in particular at more severe levels (adjusted OR1.89,95% CI1.16-3.08) and following trauma associated with intense fear, helplessness or horror. The risk difference between those with and without self-reported trauma at baseline was 7% in the group with baseline psychosis proneness, but only 1.8% in those without (adjusted test for difference between these two effect sizes: χ2=4.6, P=0.032). Conclusions. Exposure to psychological trauma may increase the risk of psychotic symptoms in people vulnerable to psychosis.
14

Hair androgen concentrations and depressive disorders in adolescents from the general population

Kische, Hanna, Voss, Catharina, Robin, Ollmann, Theresa Magdalena, Pieper, Lars, Kirschbaum, Clemens, Beesdo-Baum, Katja 02 February 2024 (has links)
Although the link between androgens and depression is well established in adults, the effects of cofactors on this association are less clearly understood, particularly in youth. Epidemiological cohort study of adolescents in Dresden, Germany. Analyses comprised data of 985 individuals assessed at baseline and of 512 individuals at 1-year follow-up. We investigated multivariable regression models for cross-sectional and longitudinal associations of hair testosterone, dehydroepiandrosterone (DHEA), and their cortisol ratios with 12-month diagnoses of major depressive disorder (MDD) and MDD without any anxiety disorder assessed with standardized diagnostic interview (DIA-X-5), and with dimensional depression scores (PHQ-9, PROMIS), separately for males and females. The potential moderating effect of social support was determined. Cross-sectional analyses yielded inverse associations of testosterone and DHEA with MDD and MDD without any anxiety disorders in males. In cross-sectional and longitudinal analyses, baseline ratio cortisol/DHEA was significantly, inversely associated to PROMIS-depression in males. Only cross-sectional associations for ratio cortisol/DHEA and PROMIS-depression remained significant after Bonferroni-Holm correction. No robust associations were observed in female participants. Social support exerted no consistent moderating effect on the investigated association. The present observational cohort study showed no consistent association of hair androgen concentrations with depressive disorders in adolescents. However, findings provide some support for the association between the cortisol/DHEA ratio and depression in males. Longitudinal research designs in large samples are needed to understand the interplay between androgens, depression, and developmental and social factors in youth.
15

Self-compassion as a resource in the self-stigma process of overweight and obese individuals

Hilbert, Anja, Braehler, Elmar, Schmidt, Ricarda, Löwe, Bernd, Häuser, Winfried, Zenger, Markus 12 October 2015 (has links) (PDF)
Objective: Self-stigma in overweight and obese individuals has strong associations with impairment in mental and global health. This study sought to explore self-compassion as a psychological resource in the self-stigma process. Methods: In a 2012 representative German population survey of N = 1,158 overweight and obese individuals, self-compassion was examined as a mediator between self-stigma and mental and physical health outcomes, including BMI (kg/m 2 ), using structural equation modeling and controlling for sociodemographic factors. Results: Psychological variables were assessed using validated self-report questionnaires. Self-compassion partially mediated the relationships between self-stigma and depression, somatic symptoms, and health status / quality of life, lowering the predictive effect of self-stigma on the outcomes by approximately one-third. In contrast, self-compassion, because it was unrelated to BMI, did not mediate the association between self-stigma and BMI. Conclusion: Self-compassion has the potential to act as a buffer against the mental and global health detriments of self-stigma in overweight and obesity and could thus represent a target for interventions to reduce self-stigma and prevent these health impairments. In order to influence the association between self-stigma and BMI, self-compassion should conceptually be linked to weight management.
16

Demenz und Depression determinieren Pflegebedürftigkeit bei M. Parkinson / Dementia and depression determine care dependency in Parkinson’s disease. Analysis of 1,449 outpatients receiving nursing care in Germany

Riedel, Oliver, Dodel, Richard, Deuschl, Günther, Förstl, Hans, Henn, Fritz, Heuser, Isabella, Oertel, Wolfgang, Reichmann, Heinz, Riederer, Peter, Trenkwalder, Claudia, Wittchen, Hans-Ulrich 25 February 2013 (has links) (PDF)
Hintergrund: Die Parkinson-Krankheit (PK) ist häufig durch Demenz und Depression gekennzeichnet, die den Krankheitsverlauf erschweren und das Risiko einer Pflegebedürftigkeit zusätzlich erhöhen können. Über die genauen Zusammenhänge zwischen PK und diesen Komplikationen liegen für Ambulanzpatienten jedoch bislang keine Zahlen vor. Patienten und Methode: Bundesweit wurden 1449 Patienten mit PK von 315 niedergelassenen Fachärzten untersucht. Neben dem neurologischen Zustand und der Pflegebedürftigkeit wurden auch demenzielle Syndrome nach DSM-IV-Kritierien sowie Depressionen mit der Montgomery-Asberg Depression Rating Scale (MADRS) dokumentiert. Ergebnisse: Insgesamt 18,3% der Patienten waren pflegebedürftig, hiervon hatten 51,9% und 43,2% die Pflegestufen I und II. Auch nach Kontrolle des PK-Schweregrads hatten Patienten mit Depression (OR=2,8, 95%-KI:1,8–4,3), Demenz (OR=2,7; 95%-KI:1,8–4,1) bzw. mit beiden Störungen (OR=3,9, 95%-KI:2,5–6,0) ein höheres Risiko für Pflegebedürftigkeit als Patienten ohne diese Störungen. Patienten ≥76 Jahre hatten ein 4fach höheres Risiko für eine Pflegestufe als Patienten ≤65 Jahre (OR=3,5, 95%-KI:2,3–5,5). Über die Altersgruppen hinweg nahm das Risiko, pflegebedürftig zu werden, bei depressiven Patienten am stärksten zu (von 11,9% auf 42,0%). Schlussfolgerung: Das Risiko für eine Pflegebedürftigkeit ist bei Demenz und Depression stark erhöht. Die Daten legen insbesondere für die Depression als Einzelkomplikation eine vergleichbar hohe Krankheitslast nahe wie für die Demenz. / Background: Parkinson’s disease (PD) is frequently accompanied by dementia or depression which can aggravate the clinical picture of the disease and increase the risk of care dependency (CD). Little is known about the associations between PD, these neuropsychiatric comorbidities and CD in outpatients. Patients and methods: A nationwide sample of outpatients (n=1,449) was examined by office-based neurologists (n=315) comprising the documentation of the general, neurological status and the degree of CD. The dementia status was clinically rated according to the established DSM-IV criteria. Depression was screened with the Montgomery-Asberg Depression Rating Scale (MADRS). Results: Overall, 18.3% of all patients were care dependent. Even after adjustment for PD severity, patients with depression (OR=2.8; 95% CI 1.8–4.3), dementia (OR=2.7; 95% CI 1.8–4.1) or both (OR=3.9; 95% CI 2.5–60,0) were at higher risk for CD than patients without dementia or depression. Patients aged ≥76 years were fourfold more likely to be care dependent than patients aged ≤65 years (OR=3.5; 95% CI 2.3–5.5). Across all age groups, patients with depression featured the highest increments (from 11.9 to 42.0%). Conclusion: The risk for CD is substantially elevated in outpatients with PD when further neuropsychiatric symptoms are present. The data suggest that depression contributes equally to disability as does dementia.
17

Procedural validity of standardized symptom questions for the assessment of psychotic symptoms

Spengler, Peter A., Wittchen, Hans-Ulrich 29 January 2013 (has links) (PDF)
The study examines to what degree well-documented present and life-time psychotic symptoms in a group of former psychiatric inpatients are ascertained when using the Diagnostic Interview Schedule (DIS). The Inpatient Multidimensional Psychiatric Scale (IMPS) and the Manual for the Assessment and Documentation of Psychopathology/Diagnostische Sichtlochkartei (AMDP/DiaSika) Interview-Checklist approach were used for the “clinical” evaluations of symptoms. The results indicate fair concordance between the two clinical approaches and the DIS with regard to the presence of any delusional or hallucination symptoms. Low to poor agreement was found in the assessment of many of the rather specific hallucinations and delusions. Generally, the concordance found was higher when compared to the more clinical AMDP/DiaSiKa approach than to the IMPS. More detailed comparisons with diagnostic subgroups of schizophrenic and schizoaffective patients substantiated the findings in the overall sample. Overall it was reconfirmed that the DIS approach is limited to those patients who are cooperative and at least partly remitted.
18

Impact of complications and comorbidities on treatment costs and health-related quality of life of patients with Parkinson's disease

Bach, Jan-Philipp, Riedel, Oliver, Klotsche, Jens, Spottke, Annika, Dodel, Richard, Wittchen, Hans-Ulrich 15 August 2013 (has links) (PDF)
Background: Data regarding both drug-related and non-drug-related costs in patients with Parkinson's disease (PD) are scarce, mainly due to the difficulties in data acquisition in experimental designs. Likewise, the reported impact of drug costs on total direct costs varies across different studies. In addition, the influence of comorbidities on both treatment costs and health-related quality of life has not been adequately evaluated. Methods: A sample of office-based neurologists (n = 315) in Germany was asked to examine up to five consecutive patients with PD (n = 1449) on a specified day during the study period. Patients of all ages were eligible and their evaluation was performed using standardized questionnaires. Results: PD-specific therapy costs increased with the stage of the disease, early onset of the disease and disease duration. The major costs were due to PD-related therapy, whereas other medications only resulted in minor costs. Disease stage mainly influenced direct therapy costs, with an observed increase of total daily costs from €7.3 to €11.3/day. In addition, disease onset at age < 65 years resulted in total daily costs of €11.2 compared to late onset of disease (> 75 years) with daily therapy costs of €5.3. In this patient group neuropsychiatric comorbidities such as dementia and depression were only insufficiently treated. In addition, these comorbidities severely affected health-related quality of life. Conclusion: Therapy costs were influenced by disease stage, disease onset as well as present comorbidities. Furthermore, comorbidities such as depression and dementia were diagnosed but were not adequately treated.
19

Brustschmerzambulanz - Chest Pain Unit am Herzzentrum der Universität Leipzig Eine retrospektive Analyse für das Jahr 2009

Heumesser, Christian Eugen 15 October 2015 (has links) (PDF)
Brustschmerz ist ein häufiges Symptom. Er bedarf einer schnellen Differenzierung zum Ausschluss lebensbedrohlicher Erkrankungen wie zum Beispiel eines Myokardinfarktes oder einer Aortendissektion. Hierzu wurden Chest Pain Units (CPU) und Brustschmerzambulanzen (BSA) gegründet. Im Jahr 2008 führte die Deutsche Gesellschaft für Kardiologie Mindeststandards für deren Ausstattung und Struktur ein. 2009 wurde die zwei Jahre zuvor gegründete BSA am Herzzentrum Leipzig (HZL) zertifiziert. In dieser Arbeit wurde eine retrospektive Analyse von 2.220 Patientendaten aus dem Jahr 2009 durchgeführt. Bei steigenden Patientenzahlen wurde die BSA am häufigsten montags sowie in den Mittagsstunden aufgesucht. Dabei zeigte die Symptomdauer eine Spannweite von wenigen Minuten bis zu mehreren Jahren. Der größte Anteil mit 19,1 % der Patienten kam mit einer Symptomdauer zwischen einer Woche und einem Monat, 11,6 % der Patienten innerhalb von sechs Stunden. Symptome und Begleiterkrankungen boten eine große Variabilität. 24,7 % der Patienten stellten sich ohne Schmerzen vor. 66,4 % der Patienten verblieben ambulant und durchschnittlich verbrachten die Patienten 4,8 Stunden in der BSA. 59,9 % der Patienten ohne primär ersichtliche, kardiale Symptomkonstellation zeigten eine kardiale Erkrankung. Selbsteinweiser und ärztlich eingewiesene Patienten sowie stationäre und ambulante Verläufe zeigten Unterschiede in Symptomen, Begleiterkrankungen, Untersuchungen, Interventionen und Entlassungsdiagnosen. 26,9 % der Patienten erhielten eine Herzkatheteruntersuchung. Davon erfolgte bei 31,4 % eine Intervention, in 62,4 % der Fälle eine medikamentöse Therapie. Eine KHK war bei 19,1 % der Patienten die Entlassungsdiagnose. In der Hälfte der Fälle wurde damit erstmals diese Diagnose gestellt. Aus Symptomen, Symptomdauer und kardiovaskulären Risikofaktoren wurde der Symptome-30-2-CRF-Score abgeleitet, welcher bei ≤ 9 Punkten eine KHK ablehnt und bei Werten ≥ 14 Punkten den Verdacht auf eine KHK bekräftigt.
20

Enorale Symptome in der Palliativmedizin / Symptoms of the oral cavity in palliative care

Kordestani Nejad, Ramtin 16 November 2010 (has links)
No description available.

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