Publications by authors named "Yoshito Izutani"

Background: In patients with coronavirus disease pneumonia, strong spontaneous breathing increases pulmonary vascular permeability and induces self-inflicted lung injury, prolonging the intensive care unit stay and worsening prognosis. Therefore, spontaneous respiration must be strictly controlled.

Case Presentation: A 48-year-old man was admitted for respiratory management of severe coronavirus disease pneumonia.

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Rapid fibrinogen (Fbg) evaluation is important in patients with massive bleeding during severe trauma and those undergoing major surgery. However, there are only a few studies on the point-of-care Fbg analyzer. In this study, we aimed to investigate the accuracy of Fbg level measured using CG02N, with whole blood contained in lithium-heparinized syringes with two different concentrations of heparin.

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Article Synopsis
  • ARDS due to severe COVID-19 pneumonia is connected to a high rate of ventilator-associated pneumonia (VAP), prompting a study on its epidemiology.
  • The study involved 68 patients, finding a VAP incidence of 33.8%; affected patients had a lower survival rate (60.9%) and longer ICU stays compared to those without VAP.
  • Notably, Stenotrophomonas maltophilia was the most commonly isolated bacteria, and the VAP group had higher SOFA scores and lower body mass index on admission, potentially linked to extensive carbapenem use.
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Article Synopsis
  • A case study in Japan detailed a man in his 30s who attempted suicide by overdosing on risperidone and suffered from anaphylactic shock after receiving a contrast medium injection.
  • Following two doses of adrenaline which did not improve his condition, he ultimately recovered after receiving sodium bicarbonate and fresh frozen plasma alongside further adrenaline infusion.
  • The findings suggest that high blood levels of risperidone may lead to decreased responsiveness to adrenaline during anaphylactic shock, highlighting a potential risk for patients taking this medication.
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The purpose of this study was to classify patients with severe COVID-19 into more detailed risk groups using coagulation/fibrinolysis, inflammation/immune response, and alveolar/myocardial damage biomarkers, as well as to identify prognostic markers for these patients. These biomarkers were measured every day for eight intensive care unit days in 54 adult patients with severe COVID-19. The patients were classified into survivor (n = 40) and non-survivor (n = 14) groups.

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Background: We investigated whether a decrease in the serum zinc level (SZL) among patients with sepsis admitted to the intensive care unit (ICU) was related to sepsis-induced coagulopathy.

Methods: All patients (≥20 years) with a diagnosis of sepsis defined by Sepsis-3 criteria, presenting to the ICU between June 2016 and July 2017, were enrolled. Demographic characteristics and the Sequential Organ Failure Assessment (SOFA) and Japanese Association of Acute Medicine (JAAM) disseminated intravascular coagulation (DIC) scores were recorded.

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A 72-year-old patient was admitted to the intensive care unit due to acute respiratory distress syndrome caused by COVID-19. On day 20, the patient experienced shock. The electrocardiogram showed ST segment elevation in leads V3-V6 and severe left ventricular dysfunction with an ejection fraction of 35%-40%.

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Case: A 75-year-old woman presented with a 10-day history of intermittent fever, general fatigue, and progressive dyspnea. Although she had a low PaO/FIO ratio, the cause of acute respiratory distress syndrome was not clear until day 9 in hospital.

Outcome: We treated the patient with direct hemoperfusion with a polymyxin B-immobilized fiber column incidentally; the PaO/FIO ratio improved following this therapy.

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Background: Augmented renal clearance (ARC) of circulating solutes and drugs has been recently often reported in intensive care unit (ICU) patients. However, only few studies on ARC have been reported in Japan. The aims of this pilot study were to determine the prevalence and risk factors for ARC in Japanese ICU patients with normal serum creatinine levels and to evaluate the association between ARC and estimated glomerular filtration rate (eGFR) calculated using the Japanese equation.

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