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11 pages, 253 KiB  
Article
Oral Manifestations, Dental Interventions, and Clinical Outcomes in Hospitalized COVID-19 Patients: A Two-Year Cohort Study in São Paulo, Brazil
by Marcelo Ivander Andrade Wanderley, Leticia Rodrigues-Oliveira, Teresa Cristina Dias Cunha Nascimento, Luiz Francisco Cardoso, Thaís Bianca Brandão, Alan Roger Santos-Silva and Ana Carolina Prado-Ribeiro
Dent. J. 2025, 13(8), 362; https://doi.org/10.3390/dj13080362 - 11 Aug 2025
Abstract
Objectives: To investigate the demographic, epidemiological, and medical profiles of hospitalized COVID-19 patients who received dental care, and to identify their main oral health needs. Methods: This retrospective, descriptive cohort study analyzed medical and dental records of patients hospitalized with COVID-19 at a [...] Read more.
Objectives: To investigate the demographic, epidemiological, and medical profiles of hospitalized COVID-19 patients who received dental care, and to identify their main oral health needs. Methods: This retrospective, descriptive cohort study analyzed medical and dental records of patients hospitalized with COVID-19 at a private tertiary hospital in São Paulo, Brazil, from January 2020 to March 2022. The data collected included demographic variables, comorbidities, length of hospitalization, need for respiratory support, clinical outcomes, dental diagnoses, and procedures performed. Results: A total of 129 medical records were reviewed. The sample included 93 males (72%) and 36 females (28%), with a mean age of 72 years. Comorbidities were present in 92% of cases, most frequently a prior COVID-19 infection (59%), diabetes (36%), and depression (31%). The mean hospital stay was 51 days, with a median of 33 days. Most patients (91%) required ICU care; among these, 87% received invasive mechanical ventilation. Dental consultations were most commonly requested for oral assessments (88%), lesions (58%), and opportunistic infections (8%). The most frequent diagnoses were trauma-related lesions from orotracheal intubation (63%), opportunistic infections (45%), and odontogenic or periodontal infections (15%). Primary treatments included oral hygiene procedures (89%), photobiomodulation therapy (67%), and tooth extractions (6%). Patients received an average of eight dental consultations. The overall mortality rate was 26%. Conclusions: Older male patients with COVID-19 frequently required intensive dental care during hospitalization. Oral trauma and opportunistic infections were common, highlighting the need for specialized dental management in critically ill populations. Full article
(This article belongs to the Special Issue Preventive Dental Care, Chairside and Beyond)
21 pages, 817 KiB  
Article
Central Line-Associated Bloodstream Infections in Intensive Care Unit During and After the COVID-19 Pandemic, 5-Year Prospective Observational Study
by Jakub Sleziak, Marta Błażejewska and Wiesława Duszyńska
J. Clin. Med. 2025, 14(16), 5655; https://doi.org/10.3390/jcm14165655 - 10 Aug 2025
Abstract
Background/Objectives: The COVID-19 pandemic significantly disrupted healthcare systems worldwide, leading to increased healthcare-associated infection rates, particularly in the intensive care unit (ICU) setting. Little is known about the evolution of this phenomenon in subsequent years. Methods: This retrospective analysis of prospectively collected data [...] Read more.
Background/Objectives: The COVID-19 pandemic significantly disrupted healthcare systems worldwide, leading to increased healthcare-associated infection rates, particularly in the intensive care unit (ICU) setting. Little is known about the evolution of this phenomenon in subsequent years. Methods: This retrospective analysis of prospectively collected data (January 2020–December 2024) examined central line-associated bloodstream infections (CLABSI) in the Wroclaw Medical University hospital’s ICU during and after the COVID-19 pandemic. Results: Ninety CLABSI cases were observed in 3149 ICU patients across 39,837 patient-days and 36,038 central-vascular-catheter-days (CVC-D). The mean CLABSI frequency was 2.97 per 100 admissions, with an incidence density of 2.49 per 1000 CVC-D. CLABSI occurred more frequently in males than in females (3.51% vs. 1.69%, p = 0.003) and in patients with concomitant SARS-CoV-2 infection than in individuals without such coinfection (6.06% vs. 1.88%, p = 0.00037). Microbiological analysis revealed Staphylococcus epidermidis as the most frequent etiological factor of CLABSI (33.3%). Alert pathogens constituted 34.26% of all CLABSI etiological factors, with higher prevalence during the pandemic than afterward (51.16% vs. 23.08%, p = 0.005437). Patients with CLABSI had significantly longer ICU stays (53.57 vs. 11.62 days, p = 0.001). After adjusting for immortal time bias using matched cohort analysis, CLABSI was not associated with increased mortality (p = 0.735). The overall compliance level of adherence to CLABSI prevention measures was 86.9%, with no statistically significant difference between the pandemic and post-pandemic periods, p = 0.417. The study did not systematically collect data on catheter types, insertion sites, or clinical circumstances (emergency vs. elective), which are known risk factors that may have influenced the observed CLABSI incidence rates. Conclusions: Despite increased patient volume post-pandemic, CLABSI metrics remained stable, possibly due to the successful adaptation of infection prevention protocols. However, interpretation of incidence data should consider unmeasured confounding factors. These findings address knowledge gaps regarding how the pandemic affected CLABSI epidemiology and antimicrobial resistance patterns, with implications for infection control practices during future healthcare crises. Full article
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19 pages, 637 KiB  
Review
Septic Shock in Hematological Malignancies: Role of Artificial Intelligence in Predicting Outcomes
by Maria Eugenia Alvaro, Santino Caserta, Fabio Stagno, Manlio Fazio, Sebastiano Gangemi, Sara Genovese and Alessandro Allegra
Curr. Oncol. 2025, 32(8), 450; https://doi.org/10.3390/curroncol32080450 - 10 Aug 2025
Abstract
Septic shock is a life-threatening complication of sepsis, particularly in patients with hematologic diseases who are highly susceptible to it due to profound immune dysregulation. Recent advances in artificial intelligence offer promising tools for improving septic shock diagnosis, prognosis, and treatment in this [...] Read more.
Septic shock is a life-threatening complication of sepsis, particularly in patients with hematologic diseases who are highly susceptible to it due to profound immune dysregulation. Recent advances in artificial intelligence offer promising tools for improving septic shock diagnosis, prognosis, and treatment in this vulnerable population. In detail, these innovative models analyzing electronic health records, immune function, and real-time physiological data have demonstrated superior performance compared to traditional scoring systems such as Sequential Organ Failure Assessment. In patients with hematologic malignancies, machine learning approaches have shown strong accuracy in predicting the sepsis risk using biomarkers like lactate and red cell distribution width, the latter emerging as a powerful, cost-effective predictor of mortality. Deep reinforcement learning has enabled the dynamic modelling of immune responses, facilitating the design of personalized treatment regimens helpful in reducing simulated mortality. Additionally, algorithms driven by artificial intelligence can optimize fluid and vasopressor management, corticosteroid use, and infection risk. However, challenges related to data quality, transparency, and ethical concerns must be addressed to ensure their safe integration into clinical practice. Clinically, AI could enable earlier detection of septic shock, better patient triage, and tailored therapies, potentially lowering mortality and the number of ICU admissions. However, risks like misclassification and bias demand rigorous validation and oversight. A multidisciplinary approach is crucial to ensure that AI tools are implemented responsibly, with patient-centered outcomes and safety as primary goals. Overall, artificial intelligence holds transformative potential in managing septic shock among hematologic patients by enabling timely, individualized interventions, reducing overtreatment, and improving survival in this high-risk group of patients. Full article
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11 pages, 1028 KiB  
Article
High-Flow Nasal Cannula in Weaning Patients from Mechanical Ventilation in Head and Neck Surgery: Retrospective Study
by Vincenzo Pota, Francesco Coppolino, Luca Gregorio Giaccari, Manlio Barbarisi, Marco Fiore, Mario Santagata, Maria Beatrice Passavanti, Maria Caterina Pace, Luigi Rugge, Gianpaolo Tartaro, Pasquale Sansone and Caterina Aurilio
Life 2025, 15(8), 1264; https://doi.org/10.3390/life15081264 - 10 Aug 2025
Abstract
Background: Patients undergoing head and neck surgery with free flap reconstruction are at a high risk for postoperative respiratory complications, including hypoxemia. Conventional oxygen therapy (COT) and non-invasive ventilation (NIV) may be poorly tolerated or contraindicated due to anatomical limitations. High-Flow Nasal Cannula [...] Read more.
Background: Patients undergoing head and neck surgery with free flap reconstruction are at a high risk for postoperative respiratory complications, including hypoxemia. Conventional oxygen therapy (COT) and non-invasive ventilation (NIV) may be poorly tolerated or contraindicated due to anatomical limitations. High-Flow Nasal Cannula (HFNC) therapy represents a promising alternative, offering better humidification, comfort, and oxygenation. Methods: This retrospective single-center study included 50 adult patients admitted to the ICU after head and neck oncologic surgery with flap reconstruction from January 2022 to November 2024. All patients received HFNC immediately after extubation. Hypoxemia was defined as a PaO2/FiO2 (P/F) ratio of < 300 mm Hg. The primary outcome was the incidence of postoperative hypoxemia. Secondary outcomes included reintubation rates and patient compliance. Data were collected at 1, 6, 12, and 24 h following HFNC initiation. Results: Out of 59 patients screened, 9 were excluded per predefined criteria. Among the 50 included, only 2 patients (4%) developed hypoxemia, with P/F ratios remaining above 250. No patients required reintubation. The respiratory rate–oxygenation index (ROX index) improved steadily during the first 24 h. HFNC was well tolerated; only three patients required minor adjustments due to discomfort. Conclusions: HFNC use in the immediate postoperative period after head and neck surgery was associated with a low incidence of hypoxemia and no reintubations. These findings suggest that HFNC is a safe and effective strategy for postoperative respiratory support in this high-risk population. Further prospective studies are warranted to confirm the benefit of HFNC in reducing hypoxemia and preventing reintubation in high-risk surgical populations. Full article
(This article belongs to the Section Medical Research)
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11 pages, 311 KiB  
Article
Characteristics and Outcomes of Diffuse Interstitial Pneumonias Discovered in the ICU: A Retrospective Monocentric Study—The “IPIC” (Interstitial Pneumonia in Intensive Care) Study
by Damien Eckert, Julien Bermudez, Marc Leone, Mathieu Di Bisceglie and Florent Montini
Diagnostics 2025, 15(16), 1995; https://doi.org/10.3390/diagnostics15161995 - 9 Aug 2025
Viewed by 46
Abstract
Background/Objectives: Interstitial lung disease (ILD) is a heterogenous group of disorders characterised by an association of inflammatory and fibrotic abnormalities of the lung. Acute respiratory failure (ARF) may represent the initial picture of the disease. This study aims to highlight the diagnosis [...] Read more.
Background/Objectives: Interstitial lung disease (ILD) is a heterogenous group of disorders characterised by an association of inflammatory and fibrotic abnormalities of the lung. Acute respiratory failure (ARF) may represent the initial picture of the disease. This study aims to highlight the diagnosis of ILD in the intensive care unit (ICU) and to describe the epidemiological, prognostic, and imaging features of patients diagnosed for the first time with ILD in the ICU. Methods: We conducted a single-centre retrospective study. We screened all 2459 patients admitted to our ICU from October 2017 to February 2020. The inclusion criteria consisted of the ILD diagnosis criteria. For each patient, clinical data and lung computed tomography scan patterns were analysed. The selected cases were then reviewed by an expert team at the tertiary care teaching hospital of Marseille (Hôpital Nord, Marseille, France). Results: During the study period, 26 ICU patients were diagnosed with ILD and 20 cases were confirmed by the expert team. The most frequent diagnoses were idiopathic ILD (n = 7, 35%), auto-immune disease-related ILD (n = 7, 35%), exposure-related ILD (n = 3, 15%), and carcinomatous lymphangitis (n = 3, 15%). Fifteen patients were men (75%), with a mean age of 70 (62–72) years. The median SOFA score was 4 (3–7), and 16 (80%) patients received invasive mechanical ventilation. The mean ratio of the oxygen pressure to the fraction of inspired oxygen was 174 (148–198) mmHg. The ICU mortality rate of our cohort was significantly higher than the average ICU mortality (65% vs. 26%, p < 0.003). The mortality rate was lower among the subgroup of auto-immune disease-related ILD (57%). Conclusions: We conducted a single-centre cohort study of patients diagnosed with ILD in the ICU. This rare cause of ARF was associated with poor outcome in the ICU, but auto-immune disease-related ILD seemed to have a better prognosis. High-resolution lung CT and identification of lesion patterns are the cornerstones of the diagnosis. Improved knowledge of ILD and multidisciplinary discussion (MDD) involving radiologists, pneumologists, and intensivists may result in an earlier diagnosis and eventually improved treatments. Full article
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18 pages, 934 KiB  
Article
Saudi Medical Appointments and Referrals Center (SMARC) Performance Dynamic: A Comparative National Analysis of 2023–2024 Against Baseline Metrics
by Abdullah A. Alharbi, Ahmad Y. Alqassim, Meshary S. Binhotan, Mohammed A. Muaddi, Ali K. Alsultan, Mohammed S. Arafat, Abdulrahman Aldhabib, Yasser A. Alaska, Eid B. Alwahbi, Aidrous M. Ali, Mohammed K. Alabdulaali and Nawfal A. Aljerian
Healthcare 2025, 13(16), 1945; https://doi.org/10.3390/healthcare13161945 - 8 Aug 2025
Viewed by 105
Abstract
Background/Objectives: Saudi Arabia implemented the Saudi Medical Appointments and Referrals Centre (SMARC) e-referral system to coordinate patient transfers and enhance healthcare access across the country. This nationwide system was established to improve coordination between healthcare facilities and provide timely access to specialized services. [...] Read more.
Background/Objectives: Saudi Arabia implemented the Saudi Medical Appointments and Referrals Centre (SMARC) e-referral system to coordinate patient transfers and enhance healthcare access across the country. This nationwide system was established to improve coordination between healthcare facilities and provide timely access to specialized services. SMARC operates as a centralized coordination hub connecting secondary and tertiary care facilities across all specialties nationwide. This study evaluates SMARC’s evolution since 2020–2021 and efficiency improvements through 2023–2024 after major expansion efforts. Methods: This retrospective analysis examined 755,145 e-referrals across all 13 administrative regions of Saudi Arabia during 2023–2024. The study analyzed data extracted from the SMARC database covering two consecutive years. Outcomes assessed included acceptance rates, referral destinations (internal within the same region vs. external to other regions), and factors associated with system performance. Results: The total volume of e-referrals through SMARC increased substantially by 19.34% to 755,145 in 2023–2024. Acceptance rates for referrals improved markedly from 74.13% to 90.19% over this period. The proportion of internal referrals increased from 80.13% of total referrals to 87.52%. In contrast, external referrals to other regions declined from 19.87% to 12.48% of the total. Critical care referrals (ICU, CCU, NICU, PICU) decreased from 12.39% to 9.91%. Referrals for life-saving emergency conditions showed a noticeable decrease from 6.65% to 2.18%. Referrals to hospital outpatient departments (OPD) also showed an increase from 48.07% to 66.66% of total referrals. Conclusions: SMARC demonstrated considerable improvements in key metrics including referral acceptance rates and growth in regional self-sufficiency. This progress is associated with the Kingdom’s goals for advancing its healthcare system under Vision 2030 initiatives. The system has enabled more effective care coordination and access to specialized services across regions. These achievements were observed during a period of significant healthcare infrastructure expansion documented during this period, including growth in specialized centers, increased ICU bed capacity following governmental regulation after the COVID-19 pandemic, and expansion of trained medical subspecialists. Full article
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24 pages, 1523 KiB  
Review
Host–Microbiome Interaction in the Intensive Care Unit
by Maria Adriana Neag, Andrei Otto Mitre, Irina Georgiana Pomana, Maria Amalia Velescu, Claudia Militaru, Georgiana Nagy and Carmen Stanca Melincovici
Diseases 2025, 13(8), 250; https://doi.org/10.3390/diseases13080250 - 7 Aug 2025
Viewed by 240
Abstract
Critical illness profoundly disrupts the gut microbiota leading to a state of dysbiosis characterized by reduced microbial diversity and overrepresentation of pathogenic taxa such as Enterobacteriaceae and Proteobacteria. This dysbiotic shift compromises gut barrier integrity and modulates immune responses, contributing to systemic inflammation [...] Read more.
Critical illness profoundly disrupts the gut microbiota leading to a state of dysbiosis characterized by reduced microbial diversity and overrepresentation of pathogenic taxa such as Enterobacteriaceae and Proteobacteria. This dysbiotic shift compromises gut barrier integrity and modulates immune responses, contributing to systemic inflammation and increasing susceptibility to nosocomial infections and multi-organ dysfunction. Nutritional strategies in the ICU significantly influence the composition and function of the gut microbiota. Enteral nutrition supports the maintenance of microbial diversity and gut mucosal health, whereas parenteral nutrition is associated with mucosal atrophy and further microbial imbalance. Emerging interventions, including the administration of probiotics, prebiotics, synbiotics, and fermented products like kefir, show promise in restoring microbial equilibrium and improving patient outcomes. This review presents current evidence on the alterations of the gut microbiota in critically ill patients, explores the systemic consequences of dysbiosis, and evaluates the impact of nutritional and microbiota-targeted therapies in improving patient outcomes. Full article
(This article belongs to the Special Issue Microbiota in Human Disease)
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15 pages, 1369 KiB  
Article
MTLNFM: A Multi-Task Framework Using Neural Factorization Machines to Predict Patient Clinical Outcomes
by Rui Yin, Jiaxin Li, Qiang Yang, Xiangyu Chen, Xiang Zhang, Mingquan Lin, Jiang Bian and Ashwin Subramaniam
Appl. Sci. 2025, 15(15), 8733; https://doi.org/10.3390/app15158733 - 7 Aug 2025
Viewed by 109
Abstract
Accurately predicting patient clinical outcomes is a complex task that requires integrating diverse factors, including individual characteristics, treatment histories, and environmental influences. This challenge is further exacerbated by missing data and inconsistent data quality, which often hinder the effectiveness of traditional single-task learning [...] Read more.
Accurately predicting patient clinical outcomes is a complex task that requires integrating diverse factors, including individual characteristics, treatment histories, and environmental influences. This challenge is further exacerbated by missing data and inconsistent data quality, which often hinder the effectiveness of traditional single-task learning (STL) models. Multi-Task Learning (MTL) has emerged as a promising paradigm to address these limitations by jointly modeling related prediction tasks and leveraging shared information. In this study, we proposed MTLNFM, a multi-task learning framework built upon Neural Factorization Machines, to jointly predict patient clinical outcomes on a cohort of 2001 ICU patients. We designed a preprocessing strategy in the framework that transforms missing values into informative representations, mitigating the impact of sparsity and noise in clinical data. We leveraged the shared representation layers, composed of a factorization machine and dense neural layers that can capture high-order feature interactions and facilitate knowledge sharing across tasks for the prediction. We conducted extensive comparative experiments, demonstrating that MTLNFM outperforms STL baselines across all three tasks (i.e., frailty status, hospital length of stay and mortality prediction), achieving AUROC scores of 0.7514, 0.6722, and 0.7754, respectively. A detailed case analysis further revealed that MTLNFM effectively integrates both task-specific and shared representations, resulting in more robust and realistic predictions aligned with actual patient outcome distributions. Overall, our findings suggest that MTLNFM is a promising and practical solution for clinical outcome prediction, particularly in settings with limited or incomplete data, and can support more informed clinical decision-making and resource planning. Full article
(This article belongs to the Special Issue Advanced Image and Video Processing Technology for Healthcare)
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9 pages, 235 KiB  
Article
Ceftazidime-Avibactam Plus Aztreonam for the Treatment of Blood Stream Infection Caused by Klebsiella pneumoniae Resistant to All Beta-Lactame/Beta-Lactamase Inhibitor Combinations
by Konstantinos Mantzarlis, Efstratios Manoulakas, Dimitrios Papadopoulos, Konstantina Katseli, Athanasia Makrygianni, Vassiliki Leontopoulou, Periklis Katsiafylloudis, Stelios Xitsas, Panagiotis Papamichalis, Achilleas Chovas, Demosthenes Makris and George Dimopoulos
Antibiotics 2025, 14(8), 806; https://doi.org/10.3390/antibiotics14080806 - 7 Aug 2025
Viewed by 323
Abstract
Introduction: The combination of ceftazidime−avibactam (CAZ-AVI) with aztreonam (ATM) may be an option for the treatment of infections due to metallo-β-lactamases (MBLs) producing bacteria, as recommended by current guidelines. MBLs protect the pathogen from any available β-lactam/β-lactamase inhibitor (BL/BLI). Moreover, in vitro and [...] Read more.
Introduction: The combination of ceftazidime−avibactam (CAZ-AVI) with aztreonam (ATM) may be an option for the treatment of infections due to metallo-β-lactamases (MBLs) producing bacteria, as recommended by current guidelines. MBLs protect the pathogen from any available β-lactam/β-lactamase inhibitor (BL/BLI). Moreover, in vitro and clinical data suggest that double carbapenem therapy (DCT) may be an option for such infections. Materials and Methods: This retrospective study was conducted in two mixed intensive care units (ICUs) at the University Hospital of Larissa, Thessaly, Greece, and the General Hospital of Larissa, Thessaly, Greece, during a three-year period (2022−2024). Mechanically ventilated patients with bloodstream infection (BSI) caused by K. pneumoniae resistant to all BL/BLI combinations were studied. Patients were divided into three groups: in the first, patients were treated with CAZ-AVI + ATM; in the second, with DCT; and in the third, with antibiotics other than BL/BLIs that presented in vitro susceptibility. The primary outcome of the study was the change in Sequential Organ Failure Assessment (SOFA) score between the onset of infection and the fourth day of antibiotic treatment. Secondary outcomes were SOFA score evolution during the treatment period, total duration of mechanical ventilation (MV), ICU length of stay (LOS), and ICU mortality. Results: A total of 95 patients were recruited. Among them, 23 patients received CAZ-AVI + AZT, 22 received DCT, and 50 patients received another antibiotic regimen which was in vitro active against the pathogen. The baseline characteristics were similar. The mean (SE) overall age was 63.2 (1.3) years. Mean (SE) Acute Physiology and Chronic Health Evaluation II (APACHE II) and SOFA scores were 16.3 (0.6) and 7.6 (0.3), respectively. The Charlson Index was similar between groups. The control group presented a statistically lower SOFA score on day 4 compared to the other two groups [mean (SE) 8.9 (1) vs. 7.4 (0.9) vs. 6.4 (0.5) for CAZ-AVI + ATM, DCT and control group, respectively (p = 0.045)]. The duration of mechanical ventilation, ICU LOS, and mortality were similar between the groups (p > 0.05). Comparison between survivors and non-survivors revealed that survivors had a lower SOFA score on the day of BSI, higher PaO2/FiO2 ratio, higher platelet counts, and lower lactate levels (p < 0.05). Septic shock was more frequent among non-survivors (60.3%) in comparison to survivors (27%) (p = 0.0015). Independent factors for mortality were PaO2/FiO2 ratio and lactate levels (p < 0.05). None of the antibiotic regimens received by the patients was independently associated with survival. Conclusions: Treatment with CAZ-AVI + ATM or DCT may offer similar clinical outcomes for patients suffering from BSI caused by K. pneumoniae strains resistant to all available BL/BLIs. However, larger studies are required to confirm the findings. Full article
14 pages, 584 KiB  
Article
Influenza A vs. COVID-19: A Retrospective Comparison of Hospitalized Patients in a Post-Pandemic Setting
by Mihai Aronel Rus, Daniel Corneliu Leucuța, Violeta Tincuța Briciu, Monica Iuliana Muntean, Vladimir Petru Filip, Raul Florentin Ungureanu, Ștefan Troancă, Denisa Avârvarei and Mihaela Sorina Lupșe
Microorganisms 2025, 13(8), 1836; https://doi.org/10.3390/microorganisms13081836 - 6 Aug 2025
Viewed by 261
Abstract
In this paper we aimed to compare seasonality, clinical characteristics, and outcomes of Influenza A and COVID-19 in the context of influenza reemergence and ongoing Omicron circulation. We performed a retrospective comparative analysis at the Teaching Hospital of Infectious Diseases in Cluj-Napoca, Romania. [...] Read more.
In this paper we aimed to compare seasonality, clinical characteristics, and outcomes of Influenza A and COVID-19 in the context of influenza reemergence and ongoing Omicron circulation. We performed a retrospective comparative analysis at the Teaching Hospital of Infectious Diseases in Cluj-Napoca, Romania. We included adult patients hospitalized with Influenza A or COVID-19 between 1 November 2022 and 31 March 2024. Data were collected on demographics, clinical presentation, complications, and in-hospital mortality. We included 899 COVID-19 and 423 Influenza A patients. The median age was 74 years for COVID-19 and 65 for Influenza A (p < 0.001). The age-adjusted Charlson comorbidity index was higher in COVID-19 patients (5 vs. 3, p < 0.001). Despite this age gap, acute respiratory failure was more common in Influenza A (62.8% vs. 55.7%, p = 0.014), but ventilation rates did not differ significantly. Multivariate models showed Influenza A was associated with increased risk of intensive-care unit (ICU) admission or ventilation, whereas older COVID-19 patients had higher in-hospital mortality (5.67% vs. 3.3%, p = 0.064). Omicron COVID-19 disproportionately affected older patients with comorbidities, contributing to higher in-hospital mortality. However, Influenza A remained a significant driver of respiratory failure and ICU admission, underscoring the importance of preventive measures in high-risk groups. Full article
(This article belongs to the Special Issue Infectious Disease Surveillance in Romania)
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18 pages, 3014 KiB  
Article
Biocide Tolerance, Biofilm Formation, and Efflux Pump Activity in Clinical Isolates of Trichosporon asahii
by Yasmim Passos Lima, Jamile de Paiva Macedo, Alessandra Barbosa Ferreira Machado, Cláudio Galuppo Diniz, Vania Lucia da Silva and Vanessa Cordeiro Dias
Infect. Dis. Rep. 2025, 17(4), 97; https://doi.org/10.3390/idr17040097 - 6 Aug 2025
Viewed by 98
Abstract
Background: Trichosporon spp. are opportunistic fungi, capable of causing infection, especially in critically ill individuals who often use broad-spectrum antibiotics, invasive devices, and have comorbidities. Objectives The aim of this study was to analyze individuals’ clinical characteristics, evaluate tolerance to biocides, as well [...] Read more.
Background: Trichosporon spp. are opportunistic fungi, capable of causing infection, especially in critically ill individuals who often use broad-spectrum antibiotics, invasive devices, and have comorbidities. Objectives The aim of this study was to analyze individuals’ clinical characteristics, evaluate tolerance to biocides, as well as biofilm formation and efflux pump activity in isolates of Trichosporon asahii. Methods: Clinical isolates of T. asahii collected between 2020 and 2023 from both hospitalized and non-hospitalized individuals, of both sexes, regardless of age, were tested for tolerance to sodium hypochlorite, hydrogen peroxide, benzalkonium chloride, and ethyl alcohol. Efflux pump activity was also assessed using ethidium bromide, and biofilm formation was measured with the Safranin test. Clinical parameters such as outcomes, source, and length of hospitalization were analyzed through electronic medical records. Results: A total of 37 clinical isolates of T. asahii were identified. Thirty-three (83.8%) isolates were from hospitalized individuals, with 81.82% collected in ICUs, an average hospital stay of 35 days, and a mortality rate of 51.6%. The tested strains displayed the largest mean inhibition zone for 2% sodium hypochlorite, indicating lower tolerance. A high level of efflux pump expression was detected among clinical isolates. Biofilm formation was detected in 25/67.5% of the isolates. Conclusions: These findings highlight the clinical relevance of T. asahii, particularly in critically ill individuals, and underscore the pathogen’s ability to tolerate biocides, express efflux pumps, and form biofilms, all of which may contribute to its persistence and pathogenicity in hospital environments. Enhanced surveillance and effective microbial control measures are essential to mitigate the risks associated with T. asahii infections. Full article
(This article belongs to the Section Fungal Infections)
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10 pages, 1522 KiB  
Article
Impact of Continuous Veno-Venous Hemodiafiltration on Thyroid Homeostasis in Critically Ill Patients
by Alicja Filipczyk, Magdalena A. Wujtewicz, Michał Okrągły and Karol P. Steckiewicz
J. Clin. Med. 2025, 14(15), 5542; https://doi.org/10.3390/jcm14155542 - 6 Aug 2025
Viewed by 209
Abstract
Background: Patients in Intensive Care Units (ICUs) often develop non-thyroidal illness syndrome. Potentially, thyroid hormones may be removed during continuous veno-venous hemodiafiltration (CVVHDF), as their molecular size is smaller than the filter pores’ cutoff. The study’s main aim was to assess whether [...] Read more.
Background: Patients in Intensive Care Units (ICUs) often develop non-thyroidal illness syndrome. Potentially, thyroid hormones may be removed during continuous veno-venous hemodiafiltration (CVVHDF), as their molecular size is smaller than the filter pores’ cutoff. The study’s main aim was to assess whether the serum concentration of thyroid hormones changes over time during CVVHDF. Methods: This was a prospective observational trial that included 30 patients treated in an ICU. All patients developed acute kidney injury (AKI) and had clinical indications for implementation of CVVHDF. Blood samples were collected before initiation of CVVHDF and at 1, 2, 3, 6, 9 and 12 days after. The last sample was collected three days after CVVHDF withdrawal. Thyroid function was evaluated by determining the serum concentration of TSH, thyrotropin-releasing hormone (TRH), free triiodothyronine (fT3), free thyroxine (fT4), total triiodothyronine (tT3), total thyroxine (tT4) and reverse triiodothyronine (rT3). We additionally calculated the total activity of peripheral deiodinases (GD) using a mathematical model. Results: TRH and TSH levels remained mostly within normal ranges. fT4 and tT4 were in normal range or slightly below. In contrast, fT3 and tT3 were undetectably low in most patients throughout. Reverse T3 levels remained within normal limits. There were no statistically significant changes in any thyroid hormone levels over the CVVHDF treatment period. The calculated peripheral GD activity was lower than normal, but importantly, it did not change significantly over time. Conclusions: Thyroid hormones are not lost due to hemodiafiltration. Decreased deiodinases activity is responsible for alterations in serum concentrations of thyroid hormones in patients during CVVHDF. Full article
(This article belongs to the Section Intensive Care)
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12 pages, 1039 KiB  
Article
Early Positive Fluid Balance Associates with Increased Mortality in Neurological Critically Ill Patients: A 10-Year Cohort Study
by Dae Yeon Kim, Sung-Jin Lee, Sook-Young Woo and Jeong-Am Ryu
J. Clin. Med. 2025, 14(15), 5518; https://doi.org/10.3390/jcm14155518 - 5 Aug 2025
Viewed by 222
Abstract
Background: Fluid management is a critical aspect of care for neurocritically ill patients, yet the optimal approach remains unclear. The relationship between fluid balance and clinical outcomes in these patients requires further investigation, particularly regarding the timing and volume of fluid administration. [...] Read more.
Background: Fluid management is a critical aspect of care for neurocritically ill patients, yet the optimal approach remains unclear. The relationship between fluid balance and clinical outcomes in these patients requires further investigation, particularly regarding the timing and volume of fluid administration. Methods: This retrospective observational study analyzed 2186 adult patients admitted to the neurosurgical intensive care unit (ICU) from January 2013 to December 2022. We employed a generalized additive model (GAM) with cubic spline smoothing to examine non-linear relationships between fluid balance and mortality. The maximally selected rank statistics method was used to determine the optimal cutoff value for fluid balance. Associations between fluid balance patterns and 28-day mortality were analyzed using a multivariable logistic regression model. Results: Initial analysis identified fluid balance on day 1 as the most significant predictor of mortality; patients with positive fluid balance showed a higher 28-day mortality. Non-survivors showed significantly higher fluid input throughout the 7-day observation period, particularly during the first 24 h (4444 mL vs. 3978 mL, p = 0.007). Multivariable analysis confirmed that fluid balance on day 1 remained independently associated with 28-day mortality after adjusting for confounders (adjusted odd ratio 1.705, 95% confidence interval: 1.001–2.905, p = 0.049). Additionally, the relationship between fluid input day 1 and mortality demonstrated a progressively increasing probability of 28-day mortality with higher fluid volumes. Early fluid balance, particularly during the first 24 h of ICU admission, shows a significant association with mortality in neurocritically ill patients. Conclusions: These findings emphasize the crucial importance of careful fluid management in the early phase of neurocritical care and suggest that implementation of strict fluid monitoring protocols, especially during the initial period of care, may improve patient outcomes. Full article
(This article belongs to the Section Brain Injury)
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16 pages, 459 KiB  
Article
Ceftazidime–Avibactam in Critically Ill Patients: A Multicenter Observational Study
by Olivieri Silvia, Sara Mazzanti, Gabriele Gelo Signorino, Francesco Pallotta, Andrea Ficola, Benedetta Canovari, Vanessa Di Muzio, Michele Di Prinzio, Elisabetta Cerutti, Abele Donati, Andrea Giacometti, Francesco Barchiesi and Lucia Brescini
Antibiotics 2025, 14(8), 797; https://doi.org/10.3390/antibiotics14080797 - 5 Aug 2025
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Abstract
Ceftazidime–avibactam (CAZ-AVI) is a second-generation intravenous β-lactam/β-lactamase inhibitor combination. In recent years, substantial evidence has emerged regarding the efficacy and safety of CAZ-AVI. However, data on its use in critically ill patients remain limited. Background/Objectives: This multicenter, retrospective, observational cohort study was conducted [...] Read more.
Ceftazidime–avibactam (CAZ-AVI) is a second-generation intravenous β-lactam/β-lactamase inhibitor combination. In recent years, substantial evidence has emerged regarding the efficacy and safety of CAZ-AVI. However, data on its use in critically ill patients remain limited. Background/Objectives: This multicenter, retrospective, observational cohort study was conducted across four Intensive Care Units (ICUs) in three hospitals in the Marche region of Italy. The primary objective was to evaluate the 30-day clinical outcomes and identify risk factors associated with 30-day clinical failure—defined as death, microbiological recurrence, or persistence within 30 days after discontinuation of therapy—in critically ill patients treated with CAZ-AVI. Methods: The study included all adult critically ill patients admitted to the participating ICUs between January 2020 and September 2023 who received CAZ-AVI for at least 72 h for the treatment of a confirmed or suspected Gram-negative bacterial (GNB) infection. Results: Among the 161 patients included in the study, CAZ-AVI treatment resulted in a positive clinical outcome (i.e., clinical improvement and 30-day survival) in 58% of cases (n = 93/161), while the overall mortality rate was 24% (n = 38/161). Relapse or persistent infection occurred in a substantial proportion of patients (25%, n = 41/161). Notably, acquired resistance to CAZ-AVI was observed in 26% of these cases, likely due to suboptimal use of the drug in relation to its pharmacokinetic/pharmacodynamic (PK/PD) properties in critically ill patients. Furthermore, treatment failure was more frequent among immunosuppressed individuals, particularly liver transplant recipients. Conclusions: This study demonstrates that the mortality rate among ICU patients treated with this novel antimicrobial combination is consistent with findings from other studies involving heterogeneous populations. However, the rapid emergence of resistance underscores the need for vigilant surveillance and the implementation of robust antimicrobial stewardship strategies. Full article
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20 pages, 4719 KiB  
Systematic Review
Levosimendan vs. Dobutamine in Patients with Septic Shock: A Systematic Review and Meta-Analysis with Trial Sequential Analysis
by Edith Elianna Rodríguez, German Alberto Devia Jaramillo, Lissa María Rivera Cuellar, Santiago Eduardo Pérez Herran, David René Rodríguez Lima and Antoine Herpain
J. Clin. Med. 2025, 14(15), 5496; https://doi.org/10.3390/jcm14155496 - 5 Aug 2025
Viewed by 381
Abstract
Introduction: Septic-induced cardiomyopathy (SICM) is a life-threatening condition in patients with septic shock. Persistent hypoperfusion despite adequate volume status and vasopressor use is associated with poor outcomes and is currently managed with inotropes. However, the superiority of available inotropic agents remains unclear. This [...] Read more.
Introduction: Septic-induced cardiomyopathy (SICM) is a life-threatening condition in patients with septic shock. Persistent hypoperfusion despite adequate volume status and vasopressor use is associated with poor outcomes and is currently managed with inotropes. However, the superiority of available inotropic agents remains unclear. This meta-analysis aims to determine which inotropic agent may be more effective in this clinical scenario. Methods: A systematic review and meta-analysis were conducted, including data from randomized clinical trials (RCTs) comparing levosimendan and dobutamine in patients with septic shock and persistent hypoperfusion. Summary effect estimates, including odds ratios (ORs), standardized mean differences (SMDs), and 95% confidence intervals (CIs), were calculated using a random-effects model. Trial sequential analysis (TSA) was also performed. Results: Of 244 studies screened, 11 RCTs were included. Levosimendan was associated with a reduction in in-hospital mortality (OR 0.64; 95% CI: 0.47; 0.88) and ICU length of stay (SMD 5.87; 95% CI: –8.37; 20.11) compared with dobutamine. Treatment with levosimendan also resulted in significant reductions in BNP (SMD –1.87; 95% CI: –2.45; −1.2) and serum lactate levels (SMD –1.63; 95% CI: –3.13; −0.12). However, TSA indicated that the current evidence is insufficient to definitively confirm or exclude effects on in-hospital and 28-day mortality. Conclusions: Levosimendan may improve hemodynamics, tissue perfusion, and biomarkers, and may reduce in-hospital mortality and ICU length of stay in patients with SICM compared with dobutamine. However, TSA highlights the need for further studies to inform clinical practice and optimize inotrope selection. Full article
(This article belongs to the Special Issue Sepsis: Current Updates and Perspectives)
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