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Biomedical subjects

W Senf

Publications and source records attributed to W Senf.

At least 19 recordsLinked to original sources

[Psychosomatic selection of living liver donors].

In the Essen University Clinic for Psychotherapy and Psychosomatics, between January and December 2000, 54 potential liver donors and 12 kidney donors were examined. All the kidney donors were found to be suitable; 7 potential liver donors were rejected on psychosomatic grounds. Reasons for the rejection were addiction (1 donor), suspected financial dependency of the donor on the recipient (1 donor) and, in the case of one donor not related to the recipient, the apparent lack of a special emotional attachment. During the actual evaluation interview, 4 potential donors reversed their original decision. Such a psychosomatic evaluation is a great help for donors in clarifying their motives and their decision.

Adaptation, Psychological↗

Comorbidity of diabetes mellitus and eating disorders: a follow-up study.

OBJECTIVE: There is increasing evidence that the coexistence of diabetes and eating disorders (ED) leads to poor glycemic control and an increased risk of long-term complications. METHODS: In a questionnaire- and interview-based study, a sample of 36 out of originally 38 (94.7%) diabetic patients with an ED (type-1: n=13, type-2: n=23) was assessed after a period of about 2 years in order to determine the course of EDs, body mass index (BMI), glycemic control, and psychiatric symptomatology. RESULTS: Five patients (13.9%) of the total sample showed full remission for at least 12 consecutive weeks. Twenty-two patients (61.6%) showed no change in the diagnosis of the ED. Four patients (11.1%) shifted from subclinical to clinical EDs and five patients (13.9%) vice versa. Of the eight patients who went on to psychotherapy, only one patient (12.5%) showed full remission. Emotional distress of type-2 diabetics was considerably higher compared to type-1 diabetics, which was rather low at baseline. Except interpersonal distrust as one ED-related variable, no significant change of any psychological variable could be observed in the type-1 diabetic sample during follow-up. Of the 13 type-1 diabetic patients with an ED, five patients deliberately omitted insulin in order to lose weight. These patients showed a more serious psychopathology with regard to each measured psychological variable, a higher BMI, and worse metabolic control compared to those without insulin omission. Type-2 diabetics showed a significant increase in drive for thinness and body dissatisfaction. No considerable change could be observed with regard to BMI, glycemic control, and depressive and global psychiatric symptomatology in either diabetic subsample during follow-up. CONCLUSION: EDs tended to persist over time with a considerable shift within the different types of EDs. Insulin-purging in type-1 diabetics was associated with enhanced psychopathology, higher BMI, and worse metabolic control. Both mean body mass and ED-related symptoms such as "drive for thinness" and "body dissatisfaction" increased in the average obese type-2 diabetic sample, illustrating the vicious circle of low self-esteem, enhanced restraint eating, and binge eating in weight control measures.

Adult↗

[Patients with diabetes mellitus: psychosocial stress and use of psychosocial support: a multicenter study].

BACKGROUND: In a multicenter study the association of psychosocial stress and the use of psychosocial support in patients with diabetes mellitus was evaluated. PATIENTS AND METHOD: In a sample of 410 patients with diabetes mellitus (Type I: n 157, Type II: n = 253) stress in different facets of daily life was assessed using the revised Questionnaire on Stress in Patients with Diabetes (QSD-R). Self-constructed items were used to assess the use of psychosocial support during the course of the illness. Diabetics with a mean global stress score above standard deviation were defined as extremely handicapped and compared to the less handicapped sample. RESULTS: Extreme psychosocial stress could be found in 68 diabetics (16.6%). Not the type of diabetes but the use of insulin within the Type-II diabetic sample revealed an impact on psychosocial stress. Diabetics with extreme psychosocial stress showed worse diabetic control compared to less stressed diabetics. Profiles of psychosocial stress showed maximal stress with regard to depression in both types of diabetes; this was followed by fear of hypoglycemia in the sub-sample of Type I and physical complaints in the sub-sample of Type-II diabetics. Family members, primary care physicians and diabetologists were the main sources of psychosocial support. CONCLUSION: A considerable number of diabetic patients suffers from extreme psychosocial stress often associated with poor diabetic control. These patients need psychosocial care which should primarily be offered in diabetologic centers incorporating both the patients' family and family background.

Adaptation, Psychological↗

Relationship of weight and eating disorders in type 2 diabetic patients: a multicenter study.

OBJECTIVE: Previous work suggested that the degree of psychiatric symptomatology evidenced in overweight individuals was related to the severity of binge eating problems and not related to the severity of overweight. In a multicenter study, we investigated the relationship between weight and eating disorders (EDs) in a sample of type 2 diabetic patients. METHODS: Three hundred twenty-two patients with type 2 diabetes were stratified to various weight categories. Glycemic control, eating and body-related psychological problems, self-esteem, depressive, and general psychopathology of diaetic patients with and without an ED were compared. RESULTS: Eighty-one percent of all type 2 diabetic patients were overweight or obese. Prevalence rates of EDs ranged from 6.5% to 9.0%. Binge eating disorder was the most diagnosed ED. There was a strong relationship between body mass index (BMI) and eating disturbance-related variables and a weak or no relationship between BMI and depression or general psychopathologic variables. Patients with an ED showed a greater psychopathology compared to patients without an ED. The diagnosis of an ED did not seem to have a specific influence on glycemic control. CONCLUSIONS: Our results in a type 2 diabetic sample indicate that weight might have an impact on body and eating-related psychological distress in type 2 diabetic patients, but is of minor or no importance for depressive symptomatology, lower self-esteem, and general psychiatric symptomatology. Type 2 diabetic patients with an ED, however, suffer from considerable psychiatric symptomatology.

Analysis of Variance↗

Time relationship between circadian variation of serum levels of leptin, insulin and cortisol in healthy subjects.

BACKGROUND: Leptin is involved in the regulation of eating behavior. Its serum levels are determined by fat mass but a diurnal rhythm is also described. It is not clear whether leptin levels are also controlled in vivo by hormonal stimuli, like insulin or cortisol. METHODS AND RESULTS: This possible temporal relation was investigated by serial measurements during 24 h (group A) and 46 h (group B) in 15 healthy volunteers and another 10 subjects (group C) while fasting for 72 h. Maximal leptin levels were observed at 4:00 a.m. and 4:00 p.m. in subjects on a normal diet. During 24 h starvation (group B), there was a 40% decrease of mean leptin concentration when compared to baseline values. In group C, the leptin concentration under starvation dropped to 25% of basal levels after 72 h. Pooled data from group A and the nonfasting data from group B showed an insulin increase preceding leptin increase by 6 h (r = 0.405, p < 0.0001), while cortisol decreased 4 h (r = 0.361, p < 0.001) after leptin decrease. CONCLUSION: Starvation results in a fall of circulating leptin, ending leptin rhythmicity. Food intake is causally involved in the fluctuation of leptin levels in serum. Presumably this effect is mediated by insulin, while cortisol does not seem to affect leptin release directly in vivo.

Circadian Rhythm↗

Longitudinal changes of circadian leptin, insulin and cortisol plasma levels and their correlation during refeeding in patients with anorexia nervosa.

OBJECTIVE: To study the longitudinal changes in plasma levels of leptin, insulin and cortisol during the transition from the state of starvation to the state of refeeding focussing on diurnal secretion characteristics and their temporal relationships. DESIGN: Leptin, insulin and cortisol were measured every 2h for 24h during acute starvation (T1). Sampling was repeated after reaching half the target-body mass index (BMI) (T2) and again at target-BMI (17. 5kg/m(2); T3). The temporal relationships between the diurnal secretion patterns were assessed by cross-correlation analysis. RESULTS: Although BMIs at T1 were uniformly low, leptin levels varied widely within a range clearly below normal levels (0.03-1. 7microg/l). With increasing body fat during the course of refeeding, mean leptin levels increased from 0.64microg/l (range: 0.27-1. 73microg/l) (T1) to 1.61microg/l (range: 0.36-4.2microg/l) (T2) and to 3.67microg/l (range: 0.7-9.8microg/l) (T3). Circadian leptin secretion patterns showed maximal values uniformly around 0200h and minimal values around 0800h at all stages of the study. At all three weight levels, plasma leptin levels were highest between midnight and the early morning hours and lowest around the late morning hours. Refeeding neither profoundly changed secretion patterns of leptin nor did it change the positive, time-delayed relationship between leptin and insulin with increments in insulin secretion preceding those of leptin by 6h. A temporal relationship between leptin and cortisol could not be demonstrated in the state of semistarvation but emerged after a substantial weight gain; at that time, leptin increases preceded cortisol increases by 8h. CONCLUSIONS: Absolute leptin, insulin and cortisol levels are profoundly changed during starvation in anorectic patients, while refeeding, paralleled by a BMI gain, reverses these changes. During refeeding the relationship between leptin and cortisol changed profoundly, showing no significant correlation in the state of starvation, whereas at T3 after refeeding a strong inverse relationship could be observed. Leptin and insulin did not correlate significantly at any of the three stages studied.

Adult↗

[Diagnosis of functional heart complaints from the psychosomatic viewpoint].

Disorders of the cardiovascular system are common. Heart pain is one of the most frequent complaints leading patients to seek medical help. Although psychologically conspicuous behaviour in patients with functional cardiac complaints are well known, they are--if at all--diagnosed quite late. Descriptive diagnostics of functional cardiac complaints according to the International Classification of Diseases (ICD-10, Chapter 5) are discussed (Figure 1). Possible physical causes of the disease must first be excluded. In a second step it must be clarified whether the complaints even those non-verbally conveyed are due to psychic illness in a narrower sense. Anxiety and depressive disorders must be taken into consideration here. If the patient demonstrates an avoidance behavior in the case of anxiety, than an agoraphobia can be assumed; in episodic paroxysmal fear on can assume panic attacks in which vegetative anxiety equivalents such as shortness of breath, numbness, palpitation of the heart, tachycardia and chest pain are prominent often accompanied by trembling, perspiration, nausea and dizziness. The different depressive disorders are characterized by a dejected mood, loss of interest, loss of enthusiasm and drive reduction; the disorders are divided up according intensity and course. Within the scope of depressive physical symptoms, frequently unpleasant sensations and pain in the chest area are described along with concern, despair, and an increase in self-observation. If no psychic disturbance in a narrower sense can be diagnosed, then the diagnosis of a somatoform disorder allows for this behavior. It is characteristic for this category of illness that the repeated presentation of physical symptoms in connection with the persistent demand for medical treatment may be observed although no physical causes can be demonstrated. The patients insist that their complaints are of a physical origin despite the doctor's assertion that this is not the case. If the symptoms are related to vegetative innervated organs then one speaks of somatoform autonomous functional disorders (F45.3, Table 1). Cardiovascular disorders fall within this scope. Further diagnoses within the spectrum of somatoform disorders are hypochondric and somatization disorders which demonstrate a variety of symptoms and inconsistent and frequently changing complaints. If a descriptive diagnosis can correspondingly be made then further analysis of the disorder must be carried out in order to reach an indication for psychotherapeutic treatment. From a psychodynamic point of view, the personality- and conflict-related background of the disturbance is relevant. Quite often unconscious ambivalent separation conflicted--be they real are fantasized situations of being left or being left alone--may be observed to trigger cardiovascular symptoms. In the cognitive-behavioral therapeutic tradition an exact analysis of the patients symptomatology is carried out in which prior and actual cause factors of the symptoms are looked for. Irrespective of the different approaches, information on the context of the complaints both on a biological, intrapsychic and interpersonal level is necessary for psychosomatic diagnostics. The better the causal conditions are known on the basis of which functional cardiovascular complaints have arisen, the easier it is to recognize those factors that will influence a change and allow a therapeutic approach. This is best done in cooperation with practitioners and internists who still have a key position in the diagnosis and treatment of patients with functional cardiac disorders. The ways and means in which they conduct the anamnesis is decisive in leading their patients to regard psychosomatic diagnostics as being either stuck in the so-called "psycho corner" or as a helpful relationship which they can accept.

Anxiety Disorders↗

[Psychogenic impairment and current feelings in the elderly. Which options are offered by the biographical perspective?].

In the Eldermen study funded by the German Research Association (DFG), a consecutive sample of patients, aged > or = 60 (n = 120) and being treated for a variety of internal medical complaints in an acute geriatric hospital were examined with the help of comprehensive somatic diagnostics, standardised questionnaires, and a semi-structured biographical interview. The study investigates the relationship between burdensome and supportive biographical experiences and the extent of psychogenic impairment as well as aspects of feeling tone and self-concept in later life. For the degree of psychogenic impairment (Impairment Score. IS; Schepank 1995), subjectively experienced burdens and support were found to be more relevant than "objective" burdens. As expected, subjective burdens consistently experienced over several life phases, particularly in association with limited experienced support, were found to be associated with greater psychogenic impairment and a higher "case risk" in later life. However, the patients with the highest values for current life satisfaction as well as a more positive self-concept were not those patients who never experienced more burdens than support in their biographies, but rather those who experienced more burden than support in one life phase. The results are presented in relation to models of learning theory and object relation theory and discussed for their clinical relevance.

Aged↗

Nonischemic chest pain induced by coronary interventions: a prospective study comparing coronary angioplasty and stent implantation.

BACKGROUND: Chest pain frequently occurs without any signs of ischemia within the first 24 hours after coronary interventions. To test the hypothesis that this pain may be due to local vessel injury ("stretch pain"), we performed a prospective study enrolling patients after PTCA, stent implantation, or diagnostic coronary angiography alone. METHODS AND RESULTS: A total of 145 patients after coronary angiography were evaluated by a validated questionnaire for quantifying postinterventional chest pain within 24 hours. To detect myocardial ischemia, all patients were evaluated with a 12-lead ECG and cardiac isoenzymes immediately after the procedure and the morning after. After stent implantation, 21 of the 51 patients (41.2%) developed chest pain, compared with 4 of the 33 patients (12.1%) undergoing PTCA and 6 of the 61 patients (9.8%) with a diagnostic angiography (P<0.001). Of these 31 patients who developed chest pain, only 3 (9.7%) felt that the pain was similar to previously experienced angina pectoris. The minimal lumen diameter after intervention was significantly larger in the stent group than in the PTCA group (3.14+/-0.75 versus 1.95+/-0.67 mm; P<0. 001). No patient had changes in the ECG compared with before intervention, but 3 patients after stent implantation had a rise in cardiac isoenzymes. No other major adverse cardiac events occurred until discharge. CONCLUSIONS: Nonischemic chest pain develops in almost half of all patients undergoing stent implantation and seems to be related to vessel overexpansion caused by the stent in the diseased vessel segment.

Aged↗

Plasma concentrations of leptin in a bulimic patient.

Recently, the obese gene in the ob/ob mouse was cloned, along with its human homologue. The gene product leptin is important in the regulation of body weight. Excessive food intake during a binge might affect leptin synthesis. Alternatively, fluctuations in leptin synthesis might induce binge eating. Therefore, plasma leptin levels of a patient with bulimia nervosa were determined over a period of 48 hr in a natural setting. Amount, type, time of food intake, and binging and purging episodes were concomitantly assessed. Although binging and purging episodes were quite frequent, leptin levels remained stable and were neither related to food intake nor to binge episodes.

Adult↗

Circadian plasma leptin levels in patients with anorexia nervosa: relation to insulin and cortisol.

In anorexia nervosa, underweight results from a loss of body mass due to a restricted energy intake. Circulating leptin levels have been shown to be low in the acute stage of the disorder. We studied diurnal secretion characteristics of leptin, insulin and cortisol in a study group of anorectic patients prior to refeeding, a second study group of anorectic patients after initiation of refeeding and study groups of healthy underweight and normal-weight controls. Spontaneous secretion of leptin, insulin and cortisol was measured by drawing blood samples every 2 h for 24 h. The temporal relationships between the diurnal secretion patterns of the three hormones were assessed by cross-correlation analysis in every study group. Plasma levels of leptin and cortisol were secreted with a specific circadian rhythmicity and displayed an intricate temporal relationship in anorectic patients. Semistarvation in the non-refed patients was associated with (1) exceedingly low plasma leptin levels, (2) a qualitative alteration in the circadian rhythm of leptin and cortisol levels and (3) an alteration in the temporal coupling between cortisol and leptin. In contrast, in the patients who had gained weight, leptin levels were higher; furthermore, the diurnal pattern of leptin and the temporal relationship between leptin and cortisol were similar to controls. Increments in insulin secretion preceded those of leptin by 4-6 h in both anorectic patients and in controls. Leptin levels increased 4 h prior to those of cortisol in controls and in refed patients, whereas in the non-refed patients cortisol increased prior to leptin. Thus, anorexia nervosa leads to pronounced, albeit reversible changes in the secretion dynamics of leptin and cortisol.

Adult↗

Comorbidity of diabetes and eating disorders. Does diabetes control reflect disturbed eating behavior?

OBJECTIVE: This multicenter study was designed to explore the prevalence of clinical and subclinical eating disorders (EDs), the extent of intentional omission of insulin and oral antidiabetic agents, and its relationship to glycemic control in an inpatient and outpatient population of men and women with type 1 and type 2 diabetes. RESEARCH DESIGN AND METHODS: Data have been collected from 12 diabetes medical centers in two German cities. In a questionnaire and interview-based study, a sample of male and female patients (n = 341 type 1, n = 322 type 2) was assessed for the following eating disorders: anorexia nervosa, bulimia nervosa, binge eating disorder, and eating disorder not otherwise specified. For lack of interview data of several patients meeting the screening criteria, prevalence ranges were calculated. RESULTS: The overall prevalence range of current EDs was 5.9-8.0% (lifetime prevalence 10.3-14.0%). When patients were stratified according to type 1 and type 2 diabetes, there was no difference in prevalence of EDs. However, the distribution of the EDs was different in both types of diabetes, with a predominance of binge eating disorder in the type 2 diabetes sample. Type 1 (5.9%) and type 2 (2.2%) diabetic patients reported deliberate omission of hyperglycemic drugs (insulin or oral agents) in order to lose weight. Compared with control subjects, neither the presence of EDs nor insulin omission influenced diabetic control. CONCLUSIONS: There seems to be no difference in prevalence rates of EDs in both types of diabetes; however, distribution of EDs is different. The findings suggest that neither EDs nor insulin omission are necessarily associated with poor control of glycemia. Binge eating disorder seems to precede type 2 diabetes in most patients and could be one of the causes of obesity that often precedes type 2 diabetes.

Adolescent↗

[Early and differential diagnosis of 1,000 patients examined in a memory clinic].

The results from 1000 patients included in a consecutive sample of older persons showing signs of "age-related memory deficits" clearly demonstrate the necessity for a wide spectrum of differential diagnostic competence. The patients included in the study were diagnosed in succession by an interdisciplinary team of psychiatrists, neurologists, geriatric medical specialists, psychologists and gerontologists. The diagnostic process for clarification of DSM-III-R and ICD-10 criteria are discussed in detail. In all, 49.6% of the patients were diagnosed as suffering from dementia of the Alzheimer type, 31% from vascular dementia and 10% from a mixed form. In all, 12.5% of the patients were somatically ill and 31.4% displayed other psychiatric conditions, 50% of which were evaluated as being treatable with psychotherapy. The results are primarily discussed for their relevance to the reality of current treatment.

Adult↗

[Individual therapy goals: on outcome documentation of inpatient psychotherapy from the patient and therapist viewpoint].

The results of a study evaluation in practicability of two newly developed documentation forms are presented. Examined are 82 inpatient treatment episodes in an already published clinical concept with different treatment settings. Parallel versions of the forms were completed by patients and therapists. The 'Erge-Doku-A-Form' allows for the naming of up to five therapy goals determined at the beginning of therapy and evaluated in relation to their achieved quality at the end of therapy. The 'Erge-Doku-B-Form' describes a variety of problem areas as well as questions related to medication and changes induced by therapy. Surprising there were a high number of 230 Individual Therapy Goals (ITG) by patients and 262 ITG by therapists which could be arranged into 89 content categories and 5 main categories. Outcome measurement shows different results. There was a significant relationship between the 'well-being', the impression of 'satisfying treatment' at the end of the inpatient period and 'success in the main ITG'. The documentation forms presented here allow an outcome-measurement depending on differential indications.

Adult↗