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Bloodstream infections in the era of the COVID-19 pandemic: Changing epidemiology of antimicrobial resistance in the intensive care unit

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Journal of Intensive medicine 2024年第3期4卷 269-280页

作者： Fotinie Ntziora Efthymia Giannitsioti st department of propaedeutic internal medicine Medical SchoolNational and Kapodistrian University of AthensLaiko General HospitalAthensGreece

The Coronavirus disease 2019(COVID-19)pandemic increased the burden of critically ill patients who required hospitalization in the intensive care unit(ICU).Bacterial and fungal co-infections,including bloodstream infections(BSIs),increased significantly in ICU patients with COVID-19;this had a significant negative impact on patient *** data pertaining to BSI episodes from the ICU setting during the COVID-19 pandemic were collected and analyzed for this narrative *** searched the PubMed database for articles published between March 2020 and October 2023;the terms“COVID-19”AND“bloodstream infections”AND“ICU”were used for the search.A total of 778 articles were retrieved;however,only 27 were exclusively related to BSIs in ICU patients with *** pertaining to the epidemiological characteristics,risk factors,characteristics of bacterial and fungal BSIs,patterns of antimicrobial resistance,and comparisons between ICU and non-ICU patients during and before the COVID-19 pandemic were *** on antimicrobial stewardship and infection-control policies were also *** rates of BSI were found to have increased among ICU patients with COVID-19 than in non-COVID-19 patients and those admitted during the pre-pandemic *** gender,60–70 years of age,increased body mass index,high Sequential Organ Failure Assessment scores at admission,prolonged hospital and ICU stay,use of central lines,invasive ventilation,and receipt of extracorporeal membrane oxygenation were all defined as risk factors for *** use of immune modulators for COVID-19 appeared to increase the risk of BSI;however,the available data are ***,Enterococci,Acinetobacter baumannii,and Candida *** as prominent infecting organisms during the pandemic;along with Enterobacterales and Pseudomonas aeruginosa they had a significant impact on ***-resistant organisms prevailed in the ICU,especially if antimicrobial resistance was establish

关键词： COVID-19 Bloodstream infection ICU Antimicr obial resistance Stewardship

Role of exosomal circular RNAs as microRNA sponges and potential targeting for suppressing hepatocellular carcinoma growth and progression

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World Journal of Gastroenterology 2024年第9期30卷 994-998页

作者： Nikolaos Papadopoulos Eleni-Myrto Trifylli The second department of internal medicine 401 General Army Hospital of AthensAthens 11525Greece The First department of internal medicine 417 Share Army Fund HospitalAthens 11521Greece

In this editorial,we comment on the article by Lyu et al published in the recent issue of the World Journal of Gastroenterology(2023;2219-2840).Hepatocellular carcinoma(HCC)is a frequently encountered and highly aggressive primary liver cancer,which remains the third-commonest cause of cancer-related death despite the current therapeutic *** is urgency in developing novel thera-peutic approaches,such as by manipulating extracellular vesicles,which con-stitute a highly heterogeneous nanoparticle population that contains various *** cargoes have a pivotal role in cell-to-cell communication and can modify the functional level of the recipient cells via their uptake by other recipient *** non-coding RNAs have particular evolving significance in HCC,such as circular RNAs,which have been found differentially expressed in normal hepatic and HCC *** aberrations in their expression levels have a key role in the HCC development and progression and the overall *** this editorial,we will shed light on the emerging role of exosomal circular RNAs in HCC development and progression,focusing on the oncogenic or potentially tumor suppressive effect of mesenchymal stem cells-derived exosomal non-coding RNAs.

关键词： circular sponge progression

History of chronic gastritis:How our perceptions have changed

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World Journal of Gastroenterology 2024年第13期30卷 1851-1858页

作者： Dmitry Bordin Maria Livzan department of Pancreatic Biliary and Upper GI Tract DiseasesA.S.Loginov Moscow Clinical Scientific CenterMoscow 111123Russia department of propaedeutic of internal Diseases and Gastroenterology Russian University of MedicineMoscow 127006Russia department of Outpatient Therapy and Family medicine Tver State Medical UniversityTver 170100Russia department of internal medicine and Gastroenterology Omsk State Medical UniversityOmsk 644099Russia

Currently,the diagnostic strategy for chronic gastritis(CG)is aimed not just at fixing the presence of gastric mucosal inflammation,but also at gastric cancer(GC)risk stratification in a particular *** classification approach with the definition of the stage of gastritis determines the need,activities and frequency of dynamic monitoring of a ***,this attitude to the patient suffering from CG was far from *** present publication is a literature review describing the key milestones in the history of CG research,from the description of the first observations of inflammation of the gastric mucosa,assessment of gastritis as a predominantly functional disease,to the advent of endoscopy of the upper digestive tract and diagnostic gastric biopsy,assessment of the role of Helicobacter pylori infection in progression of inflammatory changes to atrophy,intestinal metaplasia,dysplasia and GC.

关键词： Chronic gastritis Intestinal metaplasia Dysplasia Gastric cancer Helicobacter pylori

Management of autoimmune hepatitis induced by hepatitis delta virus

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World Journal of Gastroenterology 2024年第8期30卷 799-805页

作者： Eleni Gigi Vasileios Lagopoulos Aris Liakos Hepatology Unit The Second Internal Medicine DepartmentAristotle University Medical SchoolHippokrateio General HospitalThessaloniki 54642Greece department of Surgical AHEPA General Hospital of ThessalonikiThessaloniki 54636Greece Clinical Research and Evidence-Based medicine Unit Second Medical DepartmentHippokratio General HospitalAristotle University ThessalonikiThessaloniki 54642Greece

Approximately 12-72 million people worldwide are co-infected with hepatitis B virus(HBV)and hepatitis delta virus(HDV).This concurrent infection can lead to several severe outcomes with hepatic disease,such as cirrhosis,fulminant hepatitis,and hepatocellular carcinoma,being the most *** the past few decades,a correlation between viral hepatitis and autoimmune diseases has been ***,autoantibodies have been detected in the serum of patients co-infected with HBV/HDV,and autoimmune features have been ***,to date,very few cases of clinically significant autoimmune hepatitis(AIH)have been reported in patients with HDV infection,mainly in those who have received treatment with pegylated ***,there are some patients with HBV infection and AIH in whom HDV infection is unearthed after receiving treatment with ***,several questions remain unanswered with the challenge to distinguish whether it is autoimmune or“autoimmune-like”hepatitis being the most ***,it remains uncertain whether autoimmunity is induced by HBV or delta ***,we investigated whether the cause of AIH lies in the previous treatment of HDV with pegylated *** pressing issues should be elucidated to clarify whether new antiviral treatments for HDV,such as Bulevirtide or immu-nosuppressive drugs,are more appropriate for the management of patients with HDV and AIH.

关键词： Autoimmune hepatitis Hepatitis delta virus Bulevirtide Prednisolone

Drawing lines in the sand: The growing threat of obesity in type 1 diabetes

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World Journal of Diabetes 2024年第5期15卷 823-827页

作者： Theocharis Koufakis Dimitrios Patoulias Ioanna Zografou Nikolaos Papanas Djordje S Popovic second Propedeutic department of internal medicine Aristotle University of ThessalonikiThessaloniki 54642Greece Diabetes Centre Second Department of Internal MedicineDemocritus University of ThraceAlexandroupolis 68100Greece Clinic for Endocrinology Diabetes and Metabolic DisordersClinical Center of VojvodinaMedical FacultyUniversity of Novi SadNovi Sad 21000Serbia

In this editorial,we comment on the article by Zeng et al published in the recent issue of the World Journal of Diabetes in *** focus on the epidemiological,pathophysiological,and clinical interplay between obesity and type 1 diabetes mellitus(T1DM).Overweight and obesity represent a growing threat for modern societies and people with T1DM could not be an exception to this *** exogenous insulin administration,genetic and epigenetic factors,and psy-chosocial and behavioral parameters,along with the modern way of life that incorporates unhealthy eating patterns and physical inactivity,set the stage for the increasing obesity rates in *** our knowledge of the underlying mechanisms that lead to the development of obesity and hyperglycemia expands,it becomes clear that there are overlap zones in the pathophysiology of the two main types of *** regarding strict dividing lines between“autoimmune”and“metabolic”phenotypes increase the risk of trapping physicians into ineffective therapeutic approaches,instead of individualized diabetes *** this context,the use of adjuncts to insulin therapy that have the potential to alleviate cardiorenal risk and decrease body weight can reduce the burden of obesity in patients with T1DM.

关键词： Obesity Overweight Type 1 diabetes Metabolic syndrome

Ferroptosis mechanism and Alzheimer's disease

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Neural Regeneration Research 2024年第8期19卷 1741-1750页

作者： Lina Feng Jingyi Sun Ling Xia Qiang Shi Yajun Hou Lili Zhang Mingquan Li Cundong Fan Baoliang Sun Shandong Key Laboratory of TCM Multi-Target Intervention and Disease Control the Second Affiliated Hospital of Shandong First Medical UniversityTaianShandong ProvinceChina department of internal medicine Taian Traffic HospitalTaianShandong ProvinceChina department of Neurology the Third Affiliated Clinical Hospital of Changchun University of Chinese MedicineChangchunJilin ProvinceChina

Regulated cell death is a genetically determined form of programmed cell death that commonly occurs during the development of living *** process plays a crucial role in modulating homeostasis and is evolutionarily conserved across a diverse range of living *** is a classic regulatory mode of cell *** studies of regulatory cell death in Alzheimer’s disease have yielded increasing evidence that fe rroptosis is closely related to the occurrence,development,and prognosis of Alzheimer’s *** review summarizes the molecular mechanisms of ferroptosis and recent research advances in the role of ferro ptosis in Alzheimer’s *** findings are expected to serve as a theoretical and experimental foundation for clinical research and targeted therapy for Alzheimer’s disease.

关键词： Alzheimer’s disease apolipoprotein E Fe^(2+) ferroptosis glial cell glutathione peroxidase 4 imbalance in iron homeostasis lipid peroxidation regulated cell death system Xc^(-)

Anatomical variation in the internal jugular vein:potential risk factors for central venous catheterization-a case report

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World Journal of Emergency medicine 2024年第4期15卷 316-318页

作者： Yidan Shan Weijia Huang department of Oral and Maxillofacial Surgery the Second Affiliated Hospital of Zhejiang University School of MedicineHangzhou 310009China

Central venous catheterization(CVC)is an invasive medical procedure used to measure central venous pressure and provides a stable route for continuous drug *** is widely used in the emergency department and intensive care *** is typically performed by inserting a catheter through the internal jugular vein(IJV)into the superior vena cava near the right atrium.[1,2]While catheterization is a fundamental skill proficiently performed by healthcare professionals,lethal complications may occasionally occur because of undesirable positioning,depth and diameter.

关键词： venous catheter jugular

Bioceramic scaffolds with two-step internal/external modification of copper-containing polydopamine enhance antibacterial and alveolar bone regeneration capability

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Journal of Zhejiang University-Science B(Biomedicine & Biotechnology) 2024年第1期25卷 65-82页

作者： Xiaojian JIANG Lihong LEI Weilian SUN Yingming WEI Jiayin HAN Shuaiqi ZHONG Xianyan YANG Zhongru GOU Lili CHEN department of Oral medicine the Second Affiliated HospitalZhejiang University School of MedicineHangzhou310009China Bio-nanomaterials and Regenerative medicine Research Division Zhejiang–California International Nanosystem InstituteZhejiang UniversityHangzhou310058China

Magnesium-doped calcium silicate(CS)bioceramic scaffolds have unique advantages in mandibular defect repair;however,they lack antibacterial properties to cope with the complex oral ***,for the first time,the CS scaffold was functionally modified with a novel copper-containing polydopamine(PDA(Cu^(2+)))rapid deposition method,to construct internally modified(*P),externally modified(@PDA),and dually modified(*P@PDA)*** morphology,degradation behavior,and mechanical properties of the obtained scaffolds were evaluated in *** results showed that the CS*P@PDA had a unique micro-/nano-structural surface and appreciable mechanical *** the prolonged immersion stage,the release of copper ions from the CS*P@PDA scaffolds was rapid in the early stage and exhibited long-term sustained *** in vitro evaluation revealed that the release behavior of copper ions ascribed an excellent antibacterial effect to the CS*P@PDA,while the scaffolds retained good cytocompatibility with improved osteogenesis and angiogenesis ***,the PDA(Cu^(2+))-modified scaffolds showed effective early bone regeneration in a critical-size rabbit mandibular defect ***,it was indicated that considerable antibacterial property along with the enhancement of alveolar bone regeneration can be imparted to the scaffold by the two-step PDA(Cu^(2+))modification,and the convenience and wide applicability of this technique make it a promising strategy to avoid bacterial infections on implants.

关键词： Copper-containing polydopamine Modification Antibacterial property Bone regeneration Angiogenesis Bioceramic scaffold

Overlapping infections of Mycobacterium canariasense and Nocardia farcinica in an immunocompetent patient:A case report

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World Journal of Clinical Cases 2024年第12期12卷 2079-2085页

作者： Hai-Yan Huang Kun-Peng Bu Jin-Wei Liu Jing Wei department of Comprehensive internal medicine The Affiliated Cancer Hospital of Guangxi Medical UniversityNanning 530021Guangxi Zhuang Autonomous RegionChina department of Doppler Ultrasound The Second Nanning People's HospitalNanning 530021Guangxi Zhuang Autonomous RegionChina

BACKGROUND Infections by non-tuberculous mycobacteria(NTM)have become more common in recent *** canariasense(***)was first reported as an opportunistic pathogen in 2004,but there have been very few case reports since *** is a genus of aerobic and Gram-positive bacilli,and these species are also opportunistic pathogens and in the Mycobacteriales *** methods for diagnosis of NTM are *** next-generation sequencing(mNGS)can rapidly detect many pathogenic microorganisms,even rare *** NTM and Nocardia infections occur in immunocompromised patients with atypical clinical *** are no previous reports of infection by *** and Nocardia farcinica(***),especially in immunocompetent *** case report describes an immunocompetent 52-year-old woman who had overlapping infections of ***,***,and Candida parapsilosis(***)based on *** SUMMARY A 52-year-old woman presented with a productive cough and chest pain for 2 wk,and recurrent episodes of moderate-grade fever for 1 *** received antibiotics for 1 wk at a local hospital,and experienced defervescence,but the productive cough and chest pain *** collected samples of a lung lesion and alveolar lavage fluid for *** lung tissue was positive for ***,***,and ***,and the alveolar lavage fluid was positive for *** diagnosis was pneumonia,and application of appropriate antibiotic therapy cured the *** Etiological diagnosis is critical for patients with infectious *** can identify rare and novel pathogens,and does not require a priori knowledge.

关键词： Overlapping infection Mycobacterium canariasense Nocardia farcinica Metagenomic next-generation sequencing technology Case report