8,021 research outputs found

    RIC-HSCT for MF/SS

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    Advanced-stage mycosis fungoides and Sezary syndrome (MF/SS) have a poor prognosis. Allogeneic hematopoietic stem cell transplantation (HSCT), particularly using a reduced-intensity conditioning (RIC) regimen, is a promising treatment for advanced-stage MF/SS. We performed RIC-HSCT in nine patients with advanced MF/SS. With a median follow-up period of 954days after HSCT, the estimated 3-year overall survival was 85.7% (95% confidence interval, 33.4-97.9%) with no non-relapse mortality. Five patients relapsed after RIC-HSCT; however, in four patients whose relapse was detected only from the skin, persistent complete response was achieved in one patient, and the disease was manageable in other three patients by the tapering of immunosuppressants and donor lymphocyte infusion, suggesting that graft-versus-lymphoma effect and "down-staging" effect from advanced stage to early stage by HSCT improve the prognosis of advanced-stage MF/SS. These results suggest that RIC-HSCT is an effective treatment for advanced MF/SS

    Potential use of lurasidone for the treatment of bipolar psychosis

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    Introduction: Second-generation antipsychotics (SGA) are new treatment options for bipolar disorders (BDs). Lurasidone is one such SGA, which is currently approved as a monotherapy for bipolar I depression (BPID) and as an add-on therapy for acute schizophrenia.Areas covered: In this drug evaluation, the authors illustrate the pharmacological profile of lurasidone and review its development history. The aim of this review is to evaluate whether this compound could be used in psychotic BDs.Expert opinion: The pharmacological profile of lurasidone, its action on receptors, its role in neurogenesis and its cognitive performance suggests a potential use in psychotic episodes of BDs and mania. This hypothesis is also supported by the clinical observations from case reports concerning resolutions of BPID with psychotic features, where psychotic episodes were diagnosed as schizophrenia and reclassified as BDs after the patient was able to reconstruct his/her clinical history. The use of lurasidone may have the advantage of a low side-effect profile and a possible efficacy in preventing the impairment of cognitive performance. However, randomized clinical trials assessing the efficacy of lurasidone in the treatment of manic episodes as well as manic episodes with psychotic components are still needed

    Preparation of mono-sized epoxy/MF microcapsulesin the appearance of polyvinyl alcohol as co-emulsifier

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    For epoxy microcapsules embedded in concrete as mechanic-triggered self-healing adhesive, globular shape with uniform size is the basic requirement to ensure the solid shell broken and the liquid core released at a designed stress. In this paper, monodispersed melamine\u96formaldehyde (MF) resin-walled epoxy E-51 microcapsules were successfully fabricated in an in situ polycondensation process, in which a certain amount of polyvinyl alcohol (PVA) solution was added as coemulsifier to control the microcapsules\u92 shape and size. Detail investigation shows, with the cooperation of PVA, the microcapsule morphologies and size distribution were ease to be adjusted by the parameters such as emulsifying agents, agitation rate, pH value and acidification time

    Postmortem artifacts made by ants and the effect of ant activity on decompositional rates.

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    Ants belong to the family Formicidae of the order Hymenoptera and they are one of the world's dominant insect groups. Ants can be present at all stages of carrion decomposition as they are typically observed shortly after death or during the early postmortem period, but even later once the fly maggots had left the body. Their role in the faunal succession varies from predator on the eggs and larvae of other insects (mainly Diptera), thus reducing significantly the rate of decomposition, to scavenger on the flesh or exudates from the corpse itself. As they can deeply affect the occurrence of cadaver entomofauna, the presence or absence of ants should be taken into account in every case involving postmortem interval estimates based on entomological evidence. In fact, the effects of ants on carrion reduction seem to be mainly dependent on species, on their amount or abundance, and on geographic area. The feeding action of ants can cause many irregular, serpiginous, scalloped areas of superficial skin loss, and small punctate and scratch-type lesions may be often observed on the body, which are the result of postmortem ant bites. Usually ant injuries are orange-pink to yellow in color and diffusely scattered over the skin surface. These injuries consist of small and rather shallow gnawed holes that can be easily misinterpreted as antemortem abrasions or resulting from strong acids. No bleeding is associated with such skin lesions but sometimes considerable hemorrhage can take place, especially where removal of superficial layers of skin occurs in congested parts of the body. As ants attack the uncovered areas of the body, ant bites can frequently give rise to suspicion especially if located on the neck mimicking antemortem injuries. They are also occasionally misinterpreted as patterned abrasion due to the imprinted effect of a blunt or offending object. On closer inspection, artifacts made by ants can be immediately apparent especially when the ants are identified upon the body, but final diagnosis can be only confirmed at the autopsy by gross and microscopic analysis. The features of such lesions will be illustrated in detail by reviewing some interesting forensic cases

    Contrast-enhanced ultrasonographic findings in brucellar hepatic abscess

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    Human brucellosis commonly involves the liver and manifests as nonspecific or granulomatous hepatitis. Although the development of a brucellar hepatic abscess is rare, it can be difficult to accurately diagnose given that histopathologic analysis is often not diagnostic, and the bacterium is seldom isolated from pus cultures. Therefore, serologic tests and imaging play an important role in the diagnosis of a brucellar abscess. The characteristics of a brucellar abscess on conventional ultrasonography, computed tomography (CT), and magnetic resonance imaging (MRI) have been reported previously.(1,2) However, to the best of our knowledge, the features of a brucellar hepatic abscess on contrast-enhanced ultrasonography (CEUS) have not been described previously
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