47 research outputs found

    Facial diplegia with hyperreflexia-a mild Guillain-Barre Syndrome variant, to treat or not to treat?

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    Guillain Barre Syndrome (GBS) is readily diagnosed when the presentation is that of ascending weakness and areflexia. Atypical presentations with preserved, and at times, brisk reflexes, can be a diagnostic dilemma. We describe a patient with GBS who presented with facial diplegia and hyperreflexia on examination and discuss management options

    Hosts and hostages: Mass immigration and the power of hospitality in post-war British and Caribbean literature

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    This article examines the challenge to colonialist centre-periphery relations in post-war novels by white British and Caribbean writers. Concentrating on the relationship between political debates surrounding mass immigration and the marginalization of non-white migrants within British communities, I analyse texts that depict the threshold of the home as the politicized site of racial tension, namely Sam Selvon’s The Lonely Londoners (1956), V.S. Naipaul’s The Mimic Men (1967), Alan Sillitoe’s Saturday Night and Sunday Morning (1958), and Anthony Burgess’s The Right to an Answer (1960). In varying ways, these texts depict the durability of centre-periphery relations at local levels through the informal segregation of the colonizer and the colonized. In doing so they point to what Jacques Derrida has outlined, in Of Hospitality (2000), as the power relationship inherent in policies of immigration, whereby the host-nation remains in control of the conditions upon which hospitality rests

    The Homeobox Protein CEH-23 Mediates Prolonged Longevity in Response to Impaired Mitochondrial Electron Transport Chain in C. elegans

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    Recent findings indicate that perturbations of the mitochondrial electron transport chain (METC) can cause extended longevity in evolutionarily diverse organisms. To uncover the molecular basis of how altered METC increases lifespan in C. elegans, we performed an RNAi screen and revealed that three predicted transcription factors are specifically required for the extended longevity of mitochondrial mutants. In particular, we demonstrated that the nuclear homeobox protein CEH-23 uniquely mediates the longevity but not the slow development, reduced brood size, or resistance to oxidative stress associated with mitochondrial mutations. Furthermore, we showed that ceh-23 expression levels are responsive to altered METC, and enforced overexpression of ceh-23 is sufficient to extend lifespan in wild-type background. Our data point to mitochondria-to-nucleus communications to be key for longevity determination and highlight CEH-23 as a novel longevity factor capable of responding to mitochondrial perturbations. These findings provide a new paradigm for how mitochondria impact aging and age-dependent diseases

    Efficacy and safety of aripiprazole in the treatment of bipolar disorder: a systematic review

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    Abstract BACKGROUND: The current article is a systematic review concerning the efficacy and safety of aripiprazole in the treatment of bipolar disorder. METHODS: A systematic Medline and repositories search concerning the usefulness of aripiprazole in bipolar disorder was performed, with the combination of the words 'aripiprazole' and 'bipolar'. RESULTS: The search returned 184 articles and was last updated on 15 April 2009. An additional search included repositories of clinical trials and previous systematic reviews specifically in order to trace unpublished trials. There were seven placebo-controlled randomised controlled trials (RCTs), six with comparator studies and one with add-on studies. They assessed the usefulness of aripiprazole in acute mania, acute bipolar depression and during the maintenance phase in comparison to placebo, lithium or haloperidol. CONCLUSION: Aripiprazole appears effective for the treatment and prophylaxis against mania. The data on bipolar depression are so far negative, however there is a need for further study at lower dosages. The most frequent adverse effects are extrapyramidal signs and symptoms, especially akathisia, without any significant weight gain, hyperprolactinaemia or laboratory test changes

    Gruźlica ośrodkowego układu nerwowego naśladująca pierwotne otępienie: opis przypadku

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    Primary dementias are the most common cause of memory impairment in patients above the age of 60. Hypothyroidism, depression, vitamin B12 deficiency and infectious diseases such as syphilis at times may present with memory impairment mimicking primary dementias in their clinical presentation. We present here a 64-year-old female who presented with complaints of forgetfulness, confusion, memory loss and impaired concentration for the past 3 months. Neuroimaging and computed tomography of the chest were suggestive of active tuberculosis. Anti-tubercular therapy led to resolution of enhancing lesions in the brain and abatement of memo ry deficits.Otępienia pierwotne są najczęstszą przyczyną zaburzeń pamięci u pacjentów powyżej 60. roku życia. Niedoczynność tarczycy, depresja, niedobór witaminy i choroby zakaźne, np. kiła, mogą niekiedy manifestować się zaburzeniami pamięci, które naśladują obraz kliniczny otępienia pierwotnego. W pracy przedstawiono przypadek 64-letniej kobiety, która zgłosiła się z powodu utrzymujących się od 3 miesięcy zapominania, zmącenia, utraty pamięci i upośledzonego skupienia uwagi. Badania obrazowe układu nerwowego i tomografia komputerowa klatki piersiowej wskazywały na aktywną gruźlicę. Leczenie przeciwprątkowe doprowadziło do wycofania wzmacniających się zmian w mózgu i ustąpienia zaburzeń pamięci

    Cysticercosis of temporalis muscle: an unusual cause of temporal headaches. A case report

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    Abstract Cysticercosis is a com-mon parasitic infection caused by encysted larvae of the helminth Taenia solium (pork tapeworm). The central nervous system (CNS) is the most important primary site of infection and the disease can present with solitary or multiple space occupying lesions. Less common presentations in the CNS include the racemose variety with macroscopic groups of cysticerci in the subarachnoid space giving the appearance of a cluster of grapes and basal or ventricular cysticercosis causing obstructive hydrocephalus. Involvement of other organs: skeletal muscle, eyes, myocardium and the lungs has also been reported. Cases of cysticercosis presenting as isolated muscle mass (pseudotumours) without involvement of the CNS have also been recently described in the literature. We present a case of a 43-year-old woman who com-plained of subacute onset of left temporal pain and headache. Magnetic resonance imaging (MRI) showed characteristic imag-ing findings suggestive of cysticer-cosis of the temporalis muscle
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