Publications by authors named "Sichao Gu"

Article Synopsis
  • A study assessed the use of heparin-free anticoagulation during ECMO for lung transplants, focusing on its effects on bleeding, thrombotic events, blood transfusion needs, and 1-year patient survival.
  • Data was gathered from 324 patients and analyzed to compare outcomes among different ECMO types: venovenous (VV), venoarterial (VA), and venovenous-arterial (VV-A).
  • Results indicated that the VV group experienced less bleeding and a lower need for blood transfusions, with similar thrombosis rates across groups, highlighting VV-ECMO as a preferable option for lung transplant patients.
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  • A study involving 1167 severe or critical COVID-19 patients with the Omicron variant was conducted across 59 ICUs in China from November 2022 to February 2023 to examine the effects of different corticosteroid doses on patient outcomes.
  • Patients were divided into two groups: those receiving usual doses (30-50 mg/day of prednisone) and those receiving higher doses (over 50 mg/day), with a primary focus on 28-day ICU mortality.
  • Results indicated that the higher dose group had a significantly higher mortality rate (67.3%) compared to the usual dose group (56.0%), suggesting that higher corticosteroid doses may worsen prognosis in these patients.
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Background: Postoperative acute kidney injury (AKI) after lung transplantation (LTx) is an important factor affecting the short-term outcomes. The focus item of transplantation centers is how to improve the incidence of AKI through optimal management during the perioperative period.

Objective: The purpose of the study is to investigate the influence of perioperative volume in the development of early AKI following LTx.

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Background: In late December 2019, Wuhan, the capital of Hubei Province, China, became the center of an outbreak of pneumonia caused by severe acute respiratory syndrome Coronavirus 2 (SARS-CoV-2).

Introduction: The radiological changes in the lungs of critical people with coronavirus disease 2019 (COVID-19) pneumonia at different times have not been fully characterized. We aim to describe the computed tomography findings of patients with critical COVID-19 pneumonia at different disease stages.

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Article Synopsis
  • Bloodstream infections (BSI) are serious health issues in ICUs, but there's limited research on pneumonia-related BSI (PRBSI).
  • The study analyzed 120 patients with bacterial BSI, finding that 26.7% had PRBSI, which was linked to significantly higher mortality rates and longer ICU stays compared to non-PRBSI patients.
  • Common pathogens in PRBSI were mostly resistant gram-negative bacteria, indicating the need for improved early identification and treatment strategies in ICU settings.
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Background: The clinical indications of extracorporeal membrane oxygenation (ECMO) in immunosuppressed patients are not clear. This study aimed to analyse the effectiveness of ECMO and to identify the risk factors for the mortality of ECMO in immunocompromised patients with acute respiratory failure.

Methods: This retrospective, cohort study included 46 confirmed immunocompromised patients with acute hypoxemic respiratory failure treated with ECMO between July 2014 and August 2020.

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Background: Immunocompromised patients with severe community-acquired pneumonia (SCAP) warrant special attention because they comprise a growing proportion of patients and tend to have poor clinical outcomes. The objective of this study was to compare the characteristics and outcomes of immunocompromised and immunocompetent patients with SCAP, and to investigate the risk factors for mortality in these patients.

Methods: We conducted retrospective observational cohort study of patients aged ≥18 years admitted to the intensive care unit (ICU) of an academic tertiary hospital with SCAP between January 2017 and December 2019 and compared the clinical characteristics and outcomes of immunocompromised and immunocompetent patients.

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Background: Veno-venous extracorporeal membrane oxygenation (VV-ECMO) is essential life support in patients with severe acute hypoxaemic respiratory failure. However, biopsies should be considered for some patients with unknown aetiology. This study aims to evaluate the feasibility of transbronchial lung cryobiopsy (TBLC) in such patients.

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Background: There were relatively few studies about the incidence and risk factors for bloodstream infection (BSI) in patients with severe acute respiratory distress syndrome (ARDS) supported by veno-venous extracorporeal membrane oxygenation (VV-ECMO).

Methods: Patients who were diagnosed with severe ARDS and received VV-ECMO treatment in the medical intensive care unit of China-Japan Friendship Hospital from August 2013 to March 2019 were retrospectively studied. The pathogens isolated from blood culture (BC) were identified and analyzed for drug sensitivity.

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Article Synopsis
  • * The results showed that voriconazole levels were significantly lower in the ECMO group (median 1.9 mg/L) compared to the non-ECMO group (median 4.4 mg/L), with a higher percentage of ECMO patients experiencing subtherapeutic concentrations.
  • * ECMO usage and the coadministration of glucocorticoids were linked to lower voriconazole levels, while higher SOFA scores and increased dosages led to higher concentrations, indicating that ECMO is a notable
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Background: The application of prone position (PP) in acute respiratory distress syndrome (ARDS) supported by venovenous extracorporeal membrane oxygenation (VV-ECMO) is controversial.

Objectives: To evaluate the safety and efficacy of application of PP during VV-ECMO in patients with ARDS.

Methods: This was a single-center, retrospective study of patients who met the Berlin definition of ARDS, and were supported with VV-ECMO.

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Background: In patients with acute hypoxemic respiratory failure whose diagnosis is not established after initial evaluation, obtaining a histopathological diagnosis may improve the patients' prognosis. This study aims to compare the safety profile and diagnostic yields between transbronchial lung biopsy (TBLB) and transbronchial lung cryobiopsy (TBLC) in these patients.

Methods: A retrospective comparative study was conducted in a 26-bed intensive care unit over a 5-year period.

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Background: High-flow nasal cannula (HFNC) can improve ventilatory function in patients with acute COPD exacerbation. However, its effect on clinical outcomes remains uncertain.

Methods: This randomized controlled trial was conducted from July 2017 to December 2020 in 16 tertiary hospitals in China.

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The quadrilateral plate (QP) is an essential structure of the inner wall of the acetabulum, an important weight-bearing joint of the human body, which is often involved in acetabular fractures. The operative exposure, reduction and fixation of QP fractures have always been the difficulties in orthopedics due to the special morphological structure and anatomical features of the QP. Fortunately, there have been many effective methods and instruments developed for QP exposure, reduction and fixation by virtue of the combined efforts of numerous orthopedists.

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Background: Intracerebral hemorrhage (ICH) is one of the most severe complications during veno-venous extracorporeal membrane oxygenation (VV-ECMO). This study aimed to determine the risk factors for ICH and mortality in such patients.

Methods: We analyzed the clinical data of 77 patients who received VV-ECMO due to severe respiratory failure from July 2013 to May 2019 at China-Japan Friendship Hospital.

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With the goal of protecting injured lungs and extrapulmonary organs, venovenous extracorporeal membrane oxygenation (VV-ECMO) has been increasingly adopted as a rescue therapy for patients with severe acute respiratory distress syndrome (ARDS) when conventional mechanical ventilation failed to provide effective oxygenation and decarbonation. In recent years, it has become a promising approach to respiratory support for awake, non-intubated, spontaneously breathing patients with respiratory failure, referred to as awake ECMO, to avoid possible detrimental effects associated with intubation, mechanical ventilation, and the adjunctive therapies. However, several complex clinical issues should be taken into consideration when initiating and implementing awake ECMO, such as selecting potential patients who appeared to benefit most; techniques to facilitating cannulation and maintain stable ECMO blood flow; approaches to manage pain, agitation, and delirium; and approaches to monitor and modulate respiratory drive.

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We report co-infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and influenza A virus in a patient with pneumonia in China. The case highlights possible co-detection of known respiratory viruses. We noted low sensitivity of upper respiratory specimens for SARS-CoV-2, which could further complicate recognition of the full extent of disease.

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Background: The use of extracorporeal membrane oxygenation (ECMO) in awake, spontaneously breathing and non-intubated patients (awake ECMO) may be a novel therapeutic strategy for severe acute respiratory distress syndrome (ARDS) patients. The purpose of this study is to assess the feasibility and safety of awake ECMO in severe ARDS patients receiving prolonged ECMO (> 14 days).

Methods: We describe our experience with 12 consecutive severe ARDS patients (age, 39.

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Objective: To find out the factors affecting the outcome of pulmonary-acute respiratory distress syndrome (pARDS) patients treated with veno-venous extracorporeal membrane oxygenation (VV-ECMO).

Methods: From November 2009 to April 2014, the clinical data of patients with pARDS supported with VV-ECMO in intensive care unit of China-Japan Friendship Hospital and Chaoyang Hospital were prospectively collected and analyzed. The clinical data included general condition before VV-EMCO, VV-ECMO treatment, ventilator settings of mechanical ventilation and complications during VV-ECMO.

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