Infection最新文献

{"title":"Patients with immune mediated inflammatory diseases are insufficiently protected against vaccine-preventable infections.","authors":"Natasja van de Pol, C Janneke van der Woude, Marijn Vis, Martijn B A van Doorn, Saskia L Schrauwen, Fatos Cetinözman-Teunissen, Rachel L West, Annemarie C de Vries","doi":"10.1007/s15010-024-02373-z","DOIUrl":"10.1007/s15010-024-02373-z","url":null,"abstract":"<p><strong>Background: </strong>Patients with Immune Mediated Inflammatory Diseases (IMIDs) using immunosuppressive therapy are at increased risk of infections, including vaccine-preventable infections. In this study, we aimed to evaluate whether patients with IMIDs on systemic immunosuppressive therapy are vaccinated according to current guidelines.</p><p><strong>Methods: </strong>A survey was sent out, between August 2022 and March 2023, to all patients with IMIDs that visited the departments of dermatology, rheumatology and gastroenterology at an academic and regional hospital in Rotterdam, the Netherlands. Patient-reported vaccination status was compared to the Dutch guidelines on vaccinations in patients with chronic inflammatory diseases.</p><p><strong>Results: </strong>A total of 1,905/5,987 patients responded to the survey (response rate 32%). After exclusion of patients without systemic immunosuppressive medication, the study population comprised 1,390 patients, median age 56 years (IQR 42-66) and 41% male. Most patients (92%) had been vaccinated according to the Dutch National Immunization Program. Before starting immunosuppressive therapy, 2% of the patients who were still considered at risk according to the Dutch guideline were vaccinated for measles, and 4% for diphtheria/tetanus/polio (DT-IPV). Additionally, 62% of patients received an annual influenza vaccine, 16% received a five-yearly pneumococcal vaccine, and 91% were fully vaccinated against COVID-19.</p><p><strong>Conclusion: </strong>Patients with IMIDs on immunosuppressive therapy are not vaccinated in accordance with the guidelines. Implementation strategies to improve the vaccination rates for patients with IMIDs should specifically focus on vaccinating against measles and diphtheria/tetanus/polio, and periodic vaccination against pneumococcal and influenza infections.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":"317-327"},"PeriodicalIF":5.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11825543/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142017388","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Management and outcome of cutaneous diphtheria in adolescent refugees in Germany, June 2022 - October 2023.","authors":"Alicia Zink, Juliana Hofer, Christian Schneider, Franziska Kessler, Hannes Klenze, Dietrich Klauwer, Klaudia Maleki, Andreas Müller, Sarah Goretzki, Shubei Wang, Robin Kobbe, Andrea Vanegas Ramirez, Sebastian Bode, Ales Janda, Roland Fressle, Jonathan Remppis, Philipp Henneke, Siegbert Rieg, Anja Berger, Andreas Sing, Markus Hufnagel, Benedikt D Spielberger","doi":"10.1007/s15010-024-02374-y","DOIUrl":"10.1007/s15010-024-02374-y","url":null,"abstract":"<p><strong>Objectives: </strong>From September 2022 an increase in Corynebacterium diphtheriae (C. diphtheriae) infections was reported in Europe. Our study focuses on 31 adolescent and young adult refugees with cutaneous C. diphtheriae infections detected in Germany. We examined treatment regimens and outcomes to provide targeted insights into the management of this infection.</p><p><strong>Methods: </strong>We distributed a standardized survey, focused on children and adolescents presenting to paediatric clinics through the German Paediatric Infectious Diseases Society (DGPI) and additional professional contacts in Germany. Data were extracted from routine medical documentation and reported anonymously.</p><p><strong>Results: </strong>A total of 31 individuals with cutaneous C. diphtheriae infection were reported by 9 centres. Two of these showed diphtheria toxin (DT) related systemic symptoms and four exhibited systemic inflammation requiring complex management. The remaining 25 cases, with exclusively cutaneous manifestations, were afebrile. Treatment with topical antiseptics and systemic antibiotics, mainly aminopenicillin/beta-lactamase inhibitors (BLI) (35%) or clindamycin (25%), achieved eradication in all but two cases treated with aminopenicillin/BLI. Treatment duration varied between 5 and 17 days.</p><p><strong>Conclusions: </strong>In refugees presenting with chronic skin wounds, C. diphtheriae should be included into the differential diagnosis. Fever seems to be a valuable marker to differentiate severe cases with potentially DT-mediated sequelae from exclusively cutaneous diphtheria (CD). For afebrile CD, topical antiseptics and oral antibiotic therapy with clindamycin for 7 days, followed by clinical surveillance appears to be a safe treatment regimen. Patients with CD who present with fever or pharyngitis should be thoroughly investigated including blood and pharyngeal swab cultures.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":"329-337"},"PeriodicalIF":5.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11825593/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142072675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Acute hepatitis E virus infection presenting as meningo-encephalitis.","authors":"Moritz Hafkesbrink, M Schemmerer, J J Wenzel, S Isenmann","doi":"10.1007/s15010-024-02361-3","DOIUrl":"10.1007/s15010-024-02361-3","url":null,"abstract":"<p><strong>Background: </strong>Acute hepatitis E infection (HEV), with its high incidence in Europe, should be considered as a differential diagnosis of acute viral hepatitis and can in some cases manifest with pronounced neurological symptoms.</p><p><strong>Clinical case: </strong>We report on a 33-year-old female patient with severe arthralgia, myalgia, headache and psychomotor deterioration. Laboratory analyses showed elevated transaminases without signs of cholestasis. Acute hepatitis E virus infection was detected in serum. She reported fatigue and dysesthesias not responsive to analgesics. Cerebrospinal fluid (CSF) analysis revealed an inflammatory syndrome. HEV RNA was detected in the CSF. The infection remained mild, but dysesthesias persisted. Eight weeks after the first admission, the symptoms worsened again. Complete and sustained remission was achieved following intravenous corticosteroid treatment.</p><p><strong>Conclusion: </strong>In patients with acute neurological symptoms and liver enzyme elevation, HEV infection should be considered. Neurologic symptoms such as fatigue, arthralgia, myalgia and dysesthesia along with psychomotor retardation should prompt CSF analysis.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":"475-479"},"PeriodicalIF":5.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141982234","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparison of the accuracy of hematological parameters in the diagnosis of neonatal sepsis: a network meta-analysis.","authors":"Rong Huang, Tai-Liang Lu, Ri-Hui Liu","doi":"10.1007/s15010-024-02354-2","DOIUrl":"10.1007/s15010-024-02354-2","url":null,"abstract":"<p><strong>Background: </strong>Currently, there are hundreds of hematological parameters used for rapid diagnosis of neonatal sepsis, but there is no network meta-analysis to compare the diagnostic efficacy of these parameters.</p><p><strong>Methods: </strong>We searched for literature on the diagnostic neonatal sepsis and selected 20 of the most common parameters to compare their diagnostic efficacy. We used Bayesian network meta-analysis, Frequentist network meta-analysis, and individual traditional diagnostic meta-analysis to analyze the data and verify the stability of the results. Based on the above analysis, we ranked the diagnostic efficacy of 20 parameters and searched for the optimal indicator. We also conducted subgroup analysis based on different designs. GRADE was used to evaluate the quality of evidence.</p><p><strong>Results: </strong>311 articles were included in the analysis, of which 206 articles were included in the network meta-analysis. Bayesian models fond the top three of the advantage index were P-SEP, SAA, and CD64. In Individual model, P-SEP, SAA, and CD64 had the best sensitivity; ABC, SAA, and P-SEP had the best specificity. Frequentist model showed that CD64, P-SEP, and IL-10 ranked in the top three for sensitivity, while P-SEP, ABC, and I/M in specificity. Overall, P-SEP, SAA, CD64, and PCT have good sensitivity and specificity among all the three methods. The results of subgroup analysis were consistent with the overall analysis. All evidence was mostly of moderate or low quality.</p><p><strong>Conclusions: </strong>P-SEP, SAA, CD64, and PCT have good diagnostic efficacy for neonatal sepsis. However, further studies are required to confirm these findings.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":"231-239"},"PeriodicalIF":5.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141878677","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Efficacy and safety of colistin plus beta-lactams for bone and joint infection caused by fluoroquinolone-resistant gram-negative bacilli: a prospective multicenter study.","authors":"Mikel Mancheño-Losa, Oscar Murillo, Eva Benavent, Luisa Sorlí, Melchor Riera, Javier Cobo, Natividad Benito, Laura Morata, Alba Ribera, Beatriz Sobrino, Marta Fernández-Sampedro, Elena Múñez, Alberto Bahamonde, José María Barbero, Mª Dolores Del Toro, Jenifer Villa, Raül Rigo-Bonnin, Sonia Luque, Isabel García-Luque, Antonio Oliver, Jaime Esteban, Jaime Lora-Tamayo","doi":"10.1007/s15010-024-02379-7","DOIUrl":"10.1007/s15010-024-02379-7","url":null,"abstract":"<p><strong>Objectives: </strong>The prognosis of bone and joint infections (BJI) caused by Gram-negative bacilli (GNB) worsens significantly in the face of fluoroquinolone-resistance. In this setting, scarce pre-clinical and clinical reports suggest that intravenous beta-lactams plus colistin may improve outcome. Our aim was to assess the efficacy and safety of this treatment in a well-characterized prospective cohort.</p><p><strong>Methods: </strong>Observational, prospective, non-comparative, multicenter (14 hospitals) study of adults with BJI caused by fluoroquinolone-resistant GNB treated with surgery and intravenous beta-lactams plus colistin for ≥ 21 days. The primary endpoint was the cure rate.</p><p><strong>Results: </strong>Of the 44 cases included (median age 72 years [IQR 50-81], 22 [50%] women), 32 (73%) had an orthopedic device-related infection, including 17 (39%) prosthetic joints. Enterobacterales were responsible for 27 (61%) episodes, and Pseudomonas spp for 17 (39%), with an overall rate of MDR/XDR GNB infections of 27/44 (61%). Patients were treated with colistin plus intravenous beta-lactam for 28 days (IQR 22-37), followed by intravenous beta-lactam alone for 19 days (IQR 5-35). The cure rate (intention-to-treat analysis; median follow-up = 24 months, IQR 19-30) was 82% (95% CI 68%-90%) and particularly, 80% (95% CI 55%-93%) among patients managed with implant retention. Adverse events (AEs) leading to antimicrobial withdrawal occurred in 10 (23%) cases, all of which were reversible. Colistin AEs were associated with higher plasma drug concentrations (2.8 mg/L vs. 0.9 mg/L, p = 0.0001).</p><p><strong>Conclusions: </strong>Combination therapy with intravenous beta-lactams plus colistin is an effective regimen for BJI caused by fluoroquinolone-resistant GNB. AEs were reversible and potentially preventable by close therapeutic drug monitoring.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":"359-372"},"PeriodicalIF":5.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142153934","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The association between COVID-19 vaccine/infection and new-onset asthma in children - based on the global TriNetX database.","authors":"Chiao-Yu Yang, Yu-Hsiang Shih, Chia-Chi Lung","doi":"10.1007/s15010-024-02329-3","DOIUrl":"10.1007/s15010-024-02329-3","url":null,"abstract":"<p><strong>Introduction: </strong>The COVID-19 pandemic has underscored the importance of its potential long-term health effects, including its link to new-onset asthma in children. Asthma significantly impacts children's health, causing adverse outcomes and increased absenteeism. Emerging evidence suggests a potential association between COVID-19 infection and higher rates of new-onset asthma in adults, raising concerns about its impact on children's respiratory health.</p><p><strong>Methods: </strong>A retrospective cohort study design was employed, using electronic medical records from the TriNetX database, covering January 1, 2021, to December 31, 2022. Two cohorts of children aged 5 to 18 who underwent SARS-CoV-2 RT-PCR testing were analyzed: unvaccinated children with and without COVID-19 infection, and vaccinated children with and without infection. Propensity score matching was used to mitigate selection bias, and hazard ratio (HR) and 95% CI were calculated to assess the risk of new-onset asthma.</p><p><strong>Results: </strong>Our study found a significantly higher incidence of new-onset asthma in COVID-19 infected children compared to uninfected children, regardless of vaccination status. In Cohort 1, 4.7% of COVID-19 infected children without vaccination developed new-onset asthma, versus 2.0% in their non-COVID-19 counterparts within a year (HR = 2.26; 95% CI = 2.158-2.367). For Cohort 2, COVID-19 infected children with vaccination showed an 8.3% incidence of new-onset asthma, higher than the 3.1% in those not infected (HR = 2.745; 95% CI = 2.521-2.99). Subgroup analyses further identified higher risks in males, children aged 5-12 years, and Black or African American children. Sensitivity analyses confirmed the reliability of these findings.</p><p><strong>Conclusion: </strong>The study highlights a strong link between COVID-19 infection and an increased risk of new-onset asthma in children, which is even more marked in those vaccinated. This emphasizes the critical need for ongoing monitoring and customized healthcare strategies to mitigate the long-term respiratory impacts of COVID-19 in children, advocating for thorough strategies to manage and prevent asthma amidst the pandemic.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":"125-137"},"PeriodicalIF":5.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11825542/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141431866","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Disseminated, fatal reactivation of bovine tuberculosis in a patient treated with adalimumab: a case report and review of the literature.","authors":"Gioele Capoferri, Giovanni Ghielmetti, Bettina Glatz, Markus R Mutke, Alexandar Tzankov, Roger Stephan, Peter M Keller, Niklaus D Labhardt","doi":"10.1007/s15010-024-02364-0","DOIUrl":"10.1007/s15010-024-02364-0","url":null,"abstract":"<p><strong>Purpose: </strong>Tumor necrosis factor inhibitors (TNFi) are known to increase the risk of tuberculosis (TB) reactivation, though cases involving Mycobacterium bovis are rarely reported.</p><p><strong>Case presentation/results: </strong>We describe a case of disseminated TB with M. bovis in a 78-year-old woman with a negative Interferon-Gamma-Release Assay (IGRA), taking adalimumab due to rheumatoid polyarthritis, which resulted in a fatal outcome. The atypical clinical and histopathological features were initially interpreted as sarcoidosis. The case occurred in Switzerland, an officially bovine tuberculosis-free country. The whole genome sequence of the patient's cultured M. bovis isolate was identified as belonging to the animal lineage La1.2, the main genotype in continental Europe, but showed significant genetic distance from previously sequenced Swiss cattle strains. In a literature review, four cases of bovine tuberculosis reactivation under TNFi treatment were identified, with pulmonal, oral and intestinal manifestations. Similar to our patient, two cases presented a negative IGRA before TNFi initiation, which later converted to positive upon symptomatic presentation of M. bovis infection.</p><p><strong>Conclusion: </strong>This case highlights the diagnostic challenges of TB in immunosuppressed patients, the limited sensitivity of IGRA, and the importance of considering TB reactivation even in regions declared free of bovine tuberculosis. Detailed patient histories, including potential exposure to unpasteurized dairy products, are essential for guiding preventive TB treatment before TNFi initiation.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":"481-487"},"PeriodicalIF":5.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11825525/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141982237","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"25 years of experience on the management of enterococcal infective endocarditis an observational study.","authors":"Lorenz Schubert, Rui-Yang Chen, Matthias Weiss-Tessbach, Richard Kriz, Markus Obermüller, Matthias Jackwerth, Wolfgang Barousch, Heinz Burgmann, Manuel Kussmann, Ludwig Traby","doi":"10.1007/s15010-024-02407-6","DOIUrl":"10.1007/s15010-024-02407-6","url":null,"abstract":"<p><strong>Purpose: </strong>As they are effective and well tolerated, aminopenicillins are still the cornerstone for the treatment of enterococcal infections. Current treatment guidelines for infective endocarditis (IE) recommend combination treatments, which carry a higher risk of adverse effects and are based on limited in vitro and experimental data. The aim of this study was therefore to evaluate the treatments of enterococcal IE in real-life practice.</p><p><strong>Methods: </strong>A total of 4121 episodes of enterococcal bloodstream infections, occurring between 1994 and 2019, were screened for the evidence of IE. Baseline characteristics, risk factors for complicated infections and treatment information were assessed and analyzed using Cox regression analysis.</p><p><strong>Results: </strong>Overall, 80 (3.9%) IE episodes were identified of which 78 were included in the final analysis. Treatment regimens in our cohort comprised aminopenicillin-monotherapy (n = 20), teicoplanin-monotherapy (n = 26), other monotherapies (OMT) (n = 8), as well as combinations of ampicillin plus daptomycin (n = 8), ampicillin plus gentamicin (n = 4) or other combinations (n = 9). Overall mortality at 28-days was low (9 of 75) and increased to (19 of 75) after 6-months. Frequency of moderate to severe valve regurgitation (p = 0.89), or signs of uncontrolled infection (p = 0.5) and vegetation size ≥ 10 mm (p = 0.11) were similar in the treatment groups. None of the treatment groups was associated with increased hazard for IE-related mortality.</p><p><strong>Conclusions: </strong>This retrospective study complements previous evidence, demonstrating that monotherapy regimens may be a suitable and effective option for the treatment of IE and supports the need for a prospective evaluation of aminopenicillin-monotherapy for initial and subsequent therapy in these patients.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":"467-474"},"PeriodicalIF":5.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11825611/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142464320","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Predictors of mortality of Pseudomonas aeruginosa bacteraemia and the role of infectious diseases consultation and source control; a retrospective cohort study.","authors":"Matthaios Papadimitriou-Olivgeris, Laurence Senn, Damien Jacot, Benoit Guery","doi":"10.1007/s15010-024-02326-6","DOIUrl":"10.1007/s15010-024-02326-6","url":null,"abstract":"<p><strong>Purpose: </strong>To determine predictors of mortality among patients with Pseudomonas aeruginosa bacteraemia.</p><p><strong>Methods: </strong>Retrospective study.</p><p><strong>Setting: </strong>This study conducted at the Lausanne University Hospital, Switzerland included adult patients with P. aeruginosa bacteraemia from 2015 to 2021.</p><p><strong>Results: </strong>During the study period, 278 episodes of P. aeruginosa bacteraemia were included. Twenty (7%) isolates were multidrug-resistant. The most common type of infection was low respiratory tract infection (58 episodes; 21%). Sepsis was present in the majority of episodes (152; 55%). Infectious diseases consultation within 48 h of bacteraemia onset was performed in 203 (73%) episodes. Appropriate antimicrobial treatment was administered within 48 h in 257 (92%) episodes. For most episodes (145; 52%), source control was considered necessary, with 93 (64%) of them undergoing such interventions within 48 h. The 14-day mortality was 15% (42 episodes). The Cox multivariable regression model showed that 14-day mortality was associated with sepsis (P 0.002; aHR 6.58, CI 1.95-22.16), and lower respiratory tract infection (P < 0.001; aHR 4.63, CI 1.78-12.06). Conversely, interventions performed within 48 h of bacteraemia onset, such as infectious diseases consultation (P 0.036; HR 0.51, CI 0.27-0.96), and source control (P 0.009; aHR 0.17, CI 0.47-0.64) were associated with improved outcome.</p><p><strong>Conclusion: </strong>Our findings underscore the pivotal role of early infectious diseases consultation in recommending source control interventions and guiding antimicrobial treatment for patients with P. aeruginosa bacteraemia.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":"117-124"},"PeriodicalIF":5.4,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11825531/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141426708","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Detection of Mycoplasma pneumoniae in hospitalized pediatric patients presenting with acute lower respiratory tract infections utilizing targeted next-generation sequencing.","authors":"Chunyun Fu, Lishai Mo, Yanhua Feng, Ning Zhu, Huiping Huang, Ziyin Huang, Cuihong Lu, Yubing Wei, Jiangyang Zhao, Xiangjun Lu, Ruting Chen, RenYe Yao, Li Wu, Guangbing Liu, Mengjun Li, Jialing Ruan, Jielin Chen, Silin Jiang, Ya Huang, Qifei Li, Jie Tan","doi":"10.1007/s15010-024-02467-8","DOIUrl":"https://doi.org/10.1007/s15010-024-02467-8","url":null,"abstract":"<p><strong>Background: </strong>Mycoplasma pneumoniae is a prevalent pathogen in pediatric community-acquired pneumonia. Currently, limited literature exists on the clinical utilization of pathogen-targeted sequencing technologies.</p><p><strong>Methods: </strong>Targeted next-generation sequencing (tNGS) technology was employed to analyze bronchoalveolar lavage fluid (BALF) from 1,070 hospitalized pediatric patients with acute lower respiratory tract infections. Subsequently, the clinical data of children diagnosed with Mycoplasma pneumoniae pneumonia were systematically evaluated.</p><p><strong>Results: </strong>tNGS identified pathogenic infections in 1,064 (99.4%) of these patients, with M. pneumoniae infections representing 56.9% of the cases. Of these with M. pneumoniae cases, 169 patients (27.75%, 169/609) had infections solely due to with M. pneumoniae, while 440 patients (72.25%, 440/609) presented with co-infections involving M. pneumoniae and additional microorganisms. Among the co-infections, Rhinovirus was the most frequent co-infecting pathogen (120/609), followed by Streptococcus pneumoniae (91/609), human respiratory syncytial virus (78/609) and human parainfluenza virus (74/609). Among the 609 children identified M. pneumoniae infection, 274 were found to harbor macrolide-resistant M. pneumoniae (MRMP), yielding a resistance rate of 45.0% (274/609). In children with M. pneumoniae infection, pleural effusion and respiratory failure emerged as the most prevalent respiratory complications, while hepatic impairment and myocardial impairment were the predominant complications of other systems. The median duration of hospitalization for the children diagnosed with M. pneumoniae infection was 7 days. Out of 609 children with M. pneumoniae infection, 10 cases required intensive care unit (ICU) admission, accounting for 1.64% of the total.</p><p><strong>Conclusion: </strong>tNGS technology exhibits substantial clinical utility in identifying pathogens associated with respiratory tract infections. This study delineates the clinical manifestations and co-infection patterns of M. pneumoniae in Guangxi, China.</p>","PeriodicalId":13600,"journal":{"name":"Infection","volume":" ","pages":""},"PeriodicalIF":5.4,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143064640","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}