990 resultados para Sleep disorders
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BACKGROUND: : Most of the existing research relating to the life courses of people with psychiatric symptoms focuses on the occurrence and the impact of non-normative events on the onsets of crises; it usually disregards the more regular dimensions of life, such as work, family and intimate partnerships that may be related to the timing and seriousness of psychiatric problems. An additional reason for empirically addressing life trajectories of individuals with psychiatric problems relates to recent changes of family and occupational trajectories in relation to societal trends such as individualization and pluralization of life courses.¦AIM: : This paper explores the life trajectories of 86 individuals under clinical supervision and proposes a typology of their occupational, co-residence and intimacy trajectories. The results are discussed in light of the life-course paradigm.¦METHOD: : A multidimensional optimal matching analysis was performed on a sample of 86 individuals under clinical supervision to create a typology of trajectories. The influence of these trajectories on psychiatric disorders, evaluated using a SCL-90-R questionnaire, was then assessed using linear regression modelling.¦RESULTS: : The typologies of trajectories showed that the patients developed a diversity of life trajectories. Individuals who have developed a standard life course with few institutionalization periods reported more symptoms and distress than individuals with an institutionalized life trajectory.¦CONCLUSION: : The results of this study stress that psychiatric patients are social actors who are influenced by society at large and its ongoing process of change. Therefore, it is essential to take into account the diversity of occupational and family trajectories when dealing with individuals in therapeutic settings.
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The study investigates associations between attachment cognitions and depression symptoms in 71 15-25-year-olds, 26 of whom have eating disorders, and 20 of whom are drug misusers. Attachment cognitions were measured with the CaMir Q-sort, which provides indexes for secure, avoidant, and preoccupied attachment, as well as scores on 13 dimensions. The BDI-13 was used to measure depressive symptomatology. Consistent with the literature, BDI scores were associated with cognitions of preoccupied attachment. They were also related to cognitions of avoidant attachment, confirming Bowlby's theory on defensive exclusion. For participants with eating disorders, depressive symptomatology was related to preoccupation and parental interference, whereas for drug misusers, it was negatively related to security, preoccupation, parental support, and lack of parental concern. These findings help understand how attachment cognitions may participate in depressive symptomatology, namely in youth whose behavior problems may be associated with specific attachment experiences.
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Dementia and its most common cause, Alzheimer’s disease, affect memory and occur predominantly in the elderly. Dementia has become increasingly prevalent in the world as health has improved and life expectancy has increased. However, the fields of clinical care have not responded adequately to develop diagnostic tools and treatments for this rapidly increasing group of conditions. While scientists search for cures for the numerous causes of dementia, improvement of diagnostic measures are needed now and should begin with screening elderly populations for memory difficulties and other cognitive problems. This review examines the history of cognitive screening tests, the numerous excellent tests that are currently available and ready for use, and directions and methods that will lead to progressively better evaluations.
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Core interventions in the treatment and management of anorexia nervosa, bulimia nervosa and related eating disorders - NICE Guidance
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BACKGROUND: Little is known about the early phases of bipolar disorders (BPAD) and most of current knowledge derives from putative "high-risk" studies conducted in populations of bipolar off-spring; such information may therefore be relevant only to a sub-group of at-risk subjects. METHODS: Retrospective assessment of the phase preceding the emergence of mania and of premorbid characteristics of patients treated for a first episode of psychotic mania. The collected data was used mainly to generate hypotheses. RESULTS: Before onset of a first episode of psychotic mania, patients go through a phase of change from previous mental state where they present mood symptoms, sleep disruption and general functional decline. These clinical manifestations are however likely to have low specificity. However, their occurrence in patients presenting certain risk factors or markers of vulnerability that were identified at a relatively high prevalence in our sample, may be an indicator of impending first episode mania. LIMITATIONS: This is a retrospective study, in a small sample of patients presenting with psychotic mania. Criteria identified need therefore to be validated in larger prospective studies. CONCLUSIONS: Early identification of patients at risk to develop a first episode of psychotic mania is unlikely to be possible on the basis of symptoms alone. However, the occurrence of certain clinical characteristics in patients who have risk factors or markers of vulnerability to BPAD could be a sign of impending first episode mania.
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Aim We report three cases of Landau-Kleffner syndrome (LKS) in children (two females, one male) in whom diagnosis was delayed because the sleep electroencephalography (EEG) was initially normal. Method Case histories including EEG, positron emission tomography findings, and long-term outcome were reviewed. Results Auditory agnosia occurred between the age of 2 years and 3 years 6 months, after a period of normal language development. Initial awake and sleep EEG, recorded weeks to months after the onset of language regression, during a nap period in two cases and during a full night of sleep in the third case, was normal. Repeat EEG between 2 months and 2 years later showed epileptiform discharges during wakefulness and strongly activated by sleep, with a pattern of continuous spike-waves during slow-wave sleep in two patients. Patients were diagnosed with LKS and treated with various antiepileptic regimens, including corticosteroids. One patient in whom EEG became normal on hydrocortisone is making significant recovery. The other two patients did not exhibit a sustained response to treatment and remained severely impaired. Interpretation Sleep EEG may be normal in the early phase of acquired auditory agnosia. EEG should be repeated frequently in individuals in whom a firm clinical diagnosis is made to facilitate early treatment.
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Genetic disorders involving the skeletal system arise through disturbances in the complex processes of skeletal development, growth and homeostasis and remain a diagnostic challenge because of their variety. The Nosology and Classification of Genetic Skeletal Disorders provides an overview of recognized diagnostic entities and groups them by clinical and radiographic features and molecular pathogenesis. The aim is to provide the Genetics, Pediatrics and Radiology community with a list of recognized genetic skeletal disorders that can be of help in the diagnosis of individual cases, in the delineation of novel disorders, and in building bridges between clinicians and scientists interested in skeletal biology. In the 2010 revision, 456 conditions were included and placed in 40 groups defined by molecular, biochemical, and/or radiographic criteria. Of these conditions, 316 were associated with mutations in one or more of 226 different genes, ranging from common, recurrent mutations to "private" found in single families or individuals. Thus, the Nosology is a hybrid between a list of clinically defined disorders, waiting for molecular clarification, and an annotated database documenting the phenotypic spectrum produced by mutations in a given gene. The Nosology should be useful for the diagnosis of patients with genetic skeletal diseases, particularly in view of the information flood expected with the novel sequencing technologies; in the delineation of clinical entities and novel disorders, by providing an overview of established nosologic entities; and for scientists looking for the clinical correlates of genes, proteins and pathways involved in skeletal biology. © 2011 Wiley-Liss, Inc.
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The prevalence of lymphedema is clearly underestimated. Too few patients receive treatment. It requires several specifically trained participants and must be conceived in the long term given the chronic nature and the incurability of this pathology. Prevention is therefore of major importance. Successfully applied to operated women for breast cancer, other models of coverage deserve to be developed to reduce the incidence of lymphedema and its complications, particularly after oncologic, orthopedic and vascular surgery and for patients affected by venous insufficiency.
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Epidemiological data indicate that 75% of subjects with major psychiatric disorders have their onset in the age range of 17-24 years. An estimated 35-50% of college and university students drop out prematurely due to insufficient coping skills under chronic stress, while 85% of students receiving a psychiatric diagnosis withdraw from college/university prior to the completion of their education. In this study we aimed at developing standardized means for identifying students with insufficient coping skills under chronic stress and at risk for mental health problems. A sample of 1,217 college students from 3 different sites in the U.S. and Switzerland completed 2 self-report questionnaires: the Coping Strategies Inventory "COPE" and the Zurich Health Questionnaire "ZHQ" which assesses "regular exercises", "consumption behavior", "impaired physical health", "psychosomatic disturbances", and "impaired mental health". The data were subjected to structure analyses by means of a Neural Network approach. We found 2 highly stable and reproducible COPE scales that explained the observed inter-individual variation in coping behavior sufficiently well and in a socio-culturally independent way. The scales reflected basic coping behavior in terms of "activity-passivity" and "defeatism-resilience", and in the sense of stable, socio-culturally independent personality traits. Correlation analyses carried out for external validation revealed a close relationship between high scores on the defeatism scale and impaired physical and mental health. This underlined the role of insufficient coping behavior as a risk factor for physical and mental health problems. The combined COPE and ZHQ instruments appear to constitute powerful screening tools for insufficient coping skills under chronic stress and for risks of mental health problems.
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BACKGROUND: Cobalamin C methylmalonic aciduria with homocystinuria (cblC disease) is a rare hereditary inborn error of cobalamin metabolism, characterised by neurological, haematological and ophthalmological abnormalities. PATIENTS AND METHODS: Three consecutive patients with Cblc disease were examined. Investigations included slit lamp and fundus examination and full-field ERG. RESULTS: A maculopathy associated with both photopic and scotopic abnormal ERG was present in two cases and a salt and pepper retinopathy with abnormal photopic ERG was detected in the third patient. CONCLUSIONS: Despite early treatment and regular metabolic controls, all our patients exhibited both retinal and ERG abnormalities. There was no correlation between funduscopic appearance and the type of photoreceptor dysfunction. A literature review disclosed a retinopathy in 29 / 70 cases with cblC disease, with an abnormal ERG in 8 of the 12 tested cases, most with retinopathy. Retinal dysfunction in cblC disease may be more frequent than previously thought, and can involve cones only or both rods and cones. We recommend a formal ocular examination with full-field ERG in patients with Cblc disease.
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OBJECTIVES: To characterize the pathogenesis and clinical features of optic disc edema associated with obstructive sleep apnea syndrome (SAS). METHODS: A series of 4 patients with SAS and papilledema (PE) underwent complete neuro-ophthalmologic evaluation and lumbar puncture. In 1 patient, continuous 24-hour intracranial pressure (ICP) monitoring was also performed. RESULTS: All 4 patients had bilateral PE that was asymmetric in 2. Three patients had optic nerve dysfunction, asymmetric in 1, unilateral in 2. Daytime cerebrospinal fluid pressure measurements were within normal range. Nocturnal monitoring performed in one patient, however, demonstrated repeated episodes of marked ICP elevation associated with apnea and arterial oxygen desaturation. CONCLUSIONS: We propose that PE in SAS is due to episodic nocturnal hypoxemia and hypercarbia resulting in increased ICP secondary to cerebral vasodilation. In these individuals, intermittent ICP elevation is sufficient to cause persistent disc edema. These patients may be at increased risk for developing visual loss secondary to PE compared with patients with obesity-related pseudotumor cerebri because of associated hypoxemia. The diagnosis of SAS PE may not be appreciated because daytime cerebrospinal fluid pressure measurements are normal and because patients tend to present with visual loss rather than with symptoms of increased ICP.
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Rapport de SynthèseIntroductionLa recherche des apnées du sommeil est recommandée dans la prise en charge préopératoire des patients obèses chez qui une chirurgie bariatrique est envisagée. Toutefois le type d'examen nécessaire pour la détection des apnées dans cette population reste encore discuté. L'objectif de cette étude était de comparer la sensibilité de l'oxymétrie par rapport à la polygraphie lors du screening préopératoire de l'apnée obstructive du sommeil.MéthodeNous avons analysé rétrospectivement les données d'enregistrement de la polygraphie (moniteur portable de type III) et de l'oxymétrie de 68 patients consécutifs adressés au Centre du sommeil dans le cadre de leur bilan avant chirurgie bariatrique.Nous avons comparé la sensibilité de l'index de désaturation 3% ou 4% (à partir de l'oxymétrie seule) avec l'index d'apnée-hypopnée (à partir de la polygraphie) pour diagnostiquer l'apnée obstructive du sommeil. Les patients ont été réparti en 3 groupes selon la sévérité de leur atteinte: normale (< 10 événements/heure), faible à moyenne (10-30 événements/heure), sévère (>30 événements/heure).RésultatsSi l'on considère l'index d'apnée-hypopnée (polygraphie), la prévalence de l'apnée obstructive du sommeil avec un index d'apnée-hypopnée supérieur à 10 événements par heure était de 57,4% : 16,2% des patients étaient classés comme sévèrement atteints, 41,2% comme faiblement à moyennement atteints et 42.6% comme normaux.Si l'on considère l'index de désaturation 3%, 22,1% des patients étaient classés commes sévères , 47,1% comme faiblement à moyennement atteints et 30,9% comme normaux.Avec un index de désaturation de 4%, 17,6% étaient classés comme sévères, 32,4 % comme faiblement à moyennement atteints et 50% comme normaux.En comparant l'index de désaturation 3% à l'index d'apnée-hypopnée (>10 événements/heure), nous avons obtenu une valeur prédictive négative de 95% pour exclure une apnée obstructive du sommeil et une sensibilité de 100% dans la détection des cas sévères d'apnées obstructives du sommeil (index apnée-hypopnée >30 événements/heure). Le coefficient de concordance entre l'index d'apnée-hypopnée et l'index de désaturation 3% était de 0,759 alors qu'il était de 0,856 entre l'index d'apnée-hypopnée et l'index de désaturation de 4%.
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INTRODUCTION: We have developed ultra-high risk criteria for bipolar affective disorder (bipolar at-risk - BAR) which include general criteria such as being in the peak age range of the onset of the disorder and a combination of specific criteria including sub-threshold mania, depressive symptoms, cyclothymic features and genetic risk. In the current study, the predictive validity of these criteria were tested in help-seeking adolescents and young adults. METHOD: This medical file-audit study was conducted at ORYGEN Youth Health (OYH), a public mental health program for young people aged between 15 and 24years and living in metropolitan Melbourne, Australia. BAR criteria were applied to the intake assessments of all non-psychotic patients who were being treated in OYH on 31 January, 2008. All entries were then checked for conversion criteria. Hypomania/mania related additions or alterations to existing treatments or initiation of new treatment by the treating psychiatrist served as conversion criteria to mania. RESULTS: The BAR criteria were applied to 173 intake assessments. Of these, 22 patients (12.7%) met BAR criteria. The follow-up period of the sample was 265.5days on average (SD 214.7). There were significantly more cases in the BAR group (22.7%, n=5) than in the non-BAR group (0.7%, n=1) who met conversion criteria (p<.001). CONCLUSIONS: These findings support the notion that people who develop a first episode of mania can be identified during the prodromal phase. The proposed criteria need further evaluation in prospective clinical trials.