364 research outputs found

    Early alterations of B cells in patients with septic shock: another piece in the complex puzzle of the immune response in sepsis

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    Impairment of the inflammatory-immune response is currently accepted as a hallmark of severe sepsis even in the early stages of the disease. In this context, the alterations of the circulating B-lymphocytes have never been described in detail. The study by Monserrat and colleagues in the previous issue of Critical Care indicated that, in patients with septic shock, the B-cell compartment is early and deeply altered with different patterns in subset distribution and activation between survivors and non-survivors

    Intravenous immunoglobulin in septic shock: review of the mechanisms of action and meta-analysis of the clinical effectiveness

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    Sepsis is characterized by a complex immune response. In this study we aimed to provide a review of the mechanisms of action of immunoglobulin (Ig) related to sepsis and an updated meta-analysis of the clinical effectiveness of the Ig use in septic patients

    The Role of Adjunctive Therapies in Septic Shock by Gram Negative MDR/XDR Infections

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    Patients with septic shock by multidrug resistant microorganisms (MDR) are a specific sepsis population with a high mortality risk. The exposure to an initial inappropriate empiric antibiotic therapy has been considered responsible for the increased mortality, although other factors such as immune-paralysis seem to play a pivotal role. Therefore, beyond conventional early antibiotic therapy and fluid resuscitation, this population may benefit from the use of alternative strategies aimed at supporting the immune system. In this review we present an overview of the relationship between MDR infections and immune response and focus on the rationale and the clinical data available on the possible adjunctive immunotherapies, including blood purification techniques and different pharmacological approaches

    Purpura Fulminans and Septic Shock due to Capnocytophaga Canimorsus after Dog Bite: A Case Report and Review of the Literature

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    Primary infection by Capnocytophaga canimorsus after dog bite is rare but may be difficult to identify and rapidly lethal. We describe a case of fatal septic shock with fulminant purpura occurred in a patient without specific risk factor two days after an irrelevant dog bite. The patient was brought to hospital because of altered mental status, fever, and abdominal pain. In a few hours patient became hypoxic and cyanotic. The patient became extremely hypotensive with shock refractory to an aggressive fluid resuscitation (40\u2009ml/kg crystalloids). She received vasoactive drugs, antibiotic therapy, and blood purification treatment, but cardiac arrest unresponsive to resuscitation maneuvers occurred. Case description and literature review demonstrated that, also in patients without specific risk factors, signs of infection after dog bite should be never underestimated and should be treated with a prompt antibiotic therapy initiation even before occurrence of organ dysfunction
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