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32 result(s) for "Laza, Ruxandra"
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Effluent-Dose Response of Continuous Haemofiltration Integrated into Veno-Venous ECMO for Septic Shock: A Retrospective Cohort Study
Background and Objectives: The optimal effluent dose of continuous haemofiltration (CHF) when coupled to veno-venous extracorporeal membrane oxygenation (ECMO) for septic shock is unknown. We examined our 44-patient ECMO registry, contrasting a smaller high-dose subgroup (HDHF ≥ 45 mL kg−1 h−1; n = 13) with a larger standard-dose subgroup (SDHF 25–35 mL kg−1 h−1; n = 31). The primary endpoint was 72 h change in SOFA score (ΔSOFA). Materials and Methods: All adults cannulated for ECMO (January 2018–January 2025) and started on CHF within 2 h were eligible. Variables were abstracted at baseline, 24 h and 72 h. Continuous data were analysed by Student’s t or Mann–Whitney tests, categorical data by χ2/Fisher; and paired changes by Wilcoxon. Two-sided p < 0.05 signified significance. Results: Baseline characteristics were comparable (age 49.1 ± 15.2 vs. 50.4 ± 14.9 y; APACHE II 28.4 ± 5.3 vs. 27.5 ± 5.9). Median effluent reached 48.1 mL kg−1 h−1 (IQR 46.6–49.7) in HDHF and 29.7 mL kg−1 h−1 (27.5–31.9) in SDHF (p < 0.001). IL-6 fell by 1 061 ± 487 pg mL−1 with HDHF versus 637 ± 425 pg mL−1 with SDHF (p = 0.003). Mean arterial pressure rose 19.2 ± 8.1 vs. 12.7 ± 8.3 mmHg (p = 0.03), and norepinephrine declined 0.46 ± 0.22 vs. 0.30 ± 0.19 µg kg−1 min−1 (p = 0.04). ΔSOFA at 72 h was –4.4 ± 2.1 with HDHF and –2.6 ± 2.3 with SDHF (p = 0.01). Twenty-eight-day mortality was 38.5% (5/13) versus 45.2% (14/31), p = 0.64. Effluent dose correlated with ΔIL-6 (ρ = 0.53, p < 0.001) and ΔSOFA (ρ = 0.45, p = 0.003). Conclusions: In this ECMO cohort, high-dose haemofiltration, although applied in only 13 patients, appeared to achieve greater cytokine clearance, faster haemodynamic recovery and deeper early organ-failure improvement than standard dosing, without excess bleeding. Survival advantage was not demonstrable, underscoring the need for prospective randomised confirmation of the dose–response signal.
Pulmonary Embolism in COVID-19: Trends from a Single-Center Study Across Ten Pandemic Waves in Romania
The COVID-19 pandemic has significantly impacted global health, with pulmonary embolism (PE) emerging as a critical complication due to the hypercoagulable state induced by SARS-CoV-2 infection. Despite advancements in prevention and treatment, PE remains a major cause of morbidity and mortality in COVID-19 patients. This study analyzes the trends, outcomes, and contributing factors of PE across ten pandemic waves in Romania, highlighting the evolving clinical burden and management approaches. This retrospective observational study was conducted on confirmed COVID-19 patients that also developed PE, who were admitted to “Victor Babeș” Hospital and Municipal Emergency Hospital in Timișoara, Romania. Data on demographics, clinical features, inflammatory markers, comorbidities, and treatment were collected from medical records. Statistical analyses, including ANOVA and Kaplan–Meier survival analysis, were conducted to evaluate trends and survival outcomes over time. The study included 166 patients, with a mean age of 67.26 ± 13.57 years. Mortality peaked at 50% in Wave 1, declined to 12% in Wave 7, and increased again to 28% in Wave 10. Intubation rates varied, with a high of 29% in Wave 6 and a low of 12% in Wave 8. Lung involvement was the most severe in Wave 4 (mean 0.54 ± 0.18) but improved in later waves, reaching a mean of 0.24 ± 0.12 in Wave 8. This study highlights the dynamic trends in PE during the COVID-19 pandemic in Romania. Improved clinical management, vaccination, and adaptive healthcare strategies contributed to better outcomes in later waves.
Impact of Vaccination Status on COVID-19 Severity and Pulmonary Involvement
Background and Objectives: The COVID-19 pandemic has had a significant impact on global health, with serious outcomes, such as lung damage, being major determinants of patient morbidity and mortality. Immunization has been essential in attenuating these outcomes. This study aimed to evaluate the impact of COVID-19 vaccination on disease severity, particularly focusing on pulmonary involvement, among hospitalized patients. Materials and Methods: A retrospective cohort study was conducted at Victor Babes Hospital, Timisoara, involving 3005 patients diagnosed with COVID-19 between December 2020 and March 2022. Patients were stratified into vaccinated and unvaccinated groups. Results: The study found that vaccinated patients had significantly lower rates of severe pulmonary involvement compared to unvaccinated patients. Specifically, only 24.24% of vaccinated patients experienced severe lung involvement, compared to 35.64% in the unvaccinated group (p < 0.001). Vaccinated individuals had shorter hospital stays (8.96 ± 6.40 days vs. 10.70 ± 6.29 days), but this difference was not statistically significant (p = 0.219). Additionally, chronic pulmonary diseases and stroke were less prevalent among vaccinated patients, highlighting the protective effect of vaccination. Conclusions: COVID-19 vaccination significantly reduces the severity of disease, particularly in preventing severe pulmonary involvement, which is a major determinant of patient outcomes. These findings underscore the importance of ongoing vaccination efforts and the need for booster doses to maintain immunity, especially as new variants emerge. The study supports the continued prioritization of vaccination in public health strategies to mitigate the long-term impact of COVID-19.
Extracorporeal Membrane Oxygenation Modulates the Inflammatory Milieu and Organ Failure Trajectory in Severe COVID-19 and Sepsis
Background and Objectives: Coronavirus disease 2019 (COVID-19) triggers a dysregulated host response that may culminate in refractory hypoxaemic shock. Whether veno-venous ECMO modifies the inflammatory cascade more effectively in COVID-19 than in other septic states, and how it compares with conventional ventilatory support for COVID-19, remains uncertain. We compared three groups: COVID-19 patients supported with ECMO (COVID-ECMO, n = 25), non-COVID-19 septic shock patients on ECMO (SEPSIS-ECMO, n = 19) and critically ill COVID-19 patients managed without ECMO (COVID-CONV, n = 74). Methods: This retrospective study (January 2018–January 2025) extracted demographic, laboratory and clinical data at baseline, 48 h and 72 h. The primary end-point was the 72 h change in SOFA score (ΔSOFA). The secondary end-points included the evolution of interleukin-6 (IL-6), C-reactive protein (CRP), D-dimer and ferritin; haemodynamic variables; and 28 day mortality. A post hoc inverse-probability-of-treatment weighting (IPTW) sensitivity analysis adjusted for between-group severity imbalances. Results: Baseline APACHE II differed significantly (29.5 ± 5.8 COVID-ECMO, 27.4 ± 6.1 SEPSIS-ECMO, 18.2 ± 4.9 COVID-CONV; p < 0.001). At 48 h, IL-6 fell by 51.8% in COVID-ECMO (−1 116 ± 473 pg mL−1) versus 32.4% in SEPSIS-ECMO and 18.7% in COVID-CONV (p < 0.001). The ΔSOFA values at 72 h were −4.6 ± 2.2, −3.1 ± 2.5 and −1.4 ± 1.9, respectively (p < 0.001). ECMO groups achieved larger mean arterial pressure rises (+16.8 and +14.2 mmHg) and greater norepinephrine reduction than COVID-CONV. The twenty-eight-day mortality was 36.0% (COVID-ECMO), 42.1% (SEPSIS-ECMO) and 39.2% (COVID-CONV) (p = 0.88). Across all patients, IL-6 clearance correlated with ΔSOFA (ρ = 0.48, p < 0.001) and with vasopressor-free days (ρ = 0.37, p = 0.002). Conclusions: ECMO, regardless of aetiology, accelerates inflammatory-marker decline and organ failure recovery compared with conventional COVID-19 management, but survival advantage remains elusive. COVID-19 appears to display a steeper cytokine-response curve to ECMO than bacterial sepsis, suggesting phenotype-specific benefits that merit confirmation in prospective trials.
The Mediating Roles of Self-Efficacy, Resilience, and Social Support in the Relationship Between Clinical Factors and Adaptation to Chronic Disease
Psychosocial adaptation to chronic disease plays a central role in determining quality of life. Yet the mechanisms linking clinical factors to adaptation remain insufficiently understood, especially in Eastern European contexts and across different chronic conditions. This study tested whether self-efficacy mediates the relationship between comorbidities and number of medications on adaptation to chronic disease (as indicators of clinical burden and treatment complexity) and examined perceived social support and resilience as alternative mediators. Participants were 263 adults with chronic diseases recruited from public hospitals in Romania. Measures included the SEMCD (self-efficacy), CIAS (adaptation; total and the compliant behavior [CIAS-f2] and emotional support [CIAS-f4] subscales), BRS (resilience), and MOS-SSS (social support), with higher scores indicating higher levels. A cross-sectional design was used, and four simple mediation models were estimated, each with one mediator, using bootstrapping with 5000 resamples (95% bias-corrected CIs) in JASP 0.19. Using unstandardized coefficients, the indirect effect of comorbidities on adaptation through self-efficacy was significant (a×b = -0.17, 95% CI -0.29 to -0.09), while the direct path was not, indicating complete mediation. For the number of medications, the indirect effect through self-efficacy was -0.02 (95% CI -0.04 to -0.01), with a nonsignificant direct effect. Mediation emerged for CIAS-f2 (compliant behavior) but not for CIAS-f4 (emotional support needs). Social support showed a direct positive association with adaptation (b = 0.45, P < 0.001) without mediation, whereas resilience showed no significant effects. The findings indicate a significant indirect pathway through which comorbidities and complex medication regimens are associated with adaptation via self-efficacy. Social support showed a direct, rather than mediating, association with adaptation, whereas resilience appeared to have a limited role. These results suggest that clinical practice may benefit from focusing on simplifying treatment regimens, enhancing self-management efficacy through personalized education, and mobilizing social support.
Evaluation of Bone Mineral Density and Related Factors in Romanian HIV-Positive Patients Undergoing Antiretroviral Therapy
Human Immunodeficiency Virus (HIV) infection remains a major global health issue, with effective antiretroviral therapy (ART) extending life expectancy but also increasing age-related issues like osteopenia and osteoporosis. This cross-sectional study examines bone mineral density (BMD) and related risk factors in Romanian HIV-positive patients, emphasizing regional and therapy influences. The patients varying in HIV infection duration underwent DXA scanning to measure BMD in the lumbar spine, femoral neck, and total femur. A high prevalence of low BMD, especially in the lumbar spine, was identified along with significant associations between reduced BMD and factors such as smoking, alcohol use, vitamin D deficiency and serum phosphorus levels. ART like Protease Inhibitors and Nucleoside Reverse Transcriptase Inhibitors were linked to increased bone loss, emphasizing the multifactorial nature of osteoporosis in HIV-infected individuals and underscore the importance of regular BMD assessments, lifestyle adjustments, and careful management of antiretroviral therapy to minimize fracture risk and enhance overall health and quality of life.
Unveiling the Dynamics of Antimicrobial Resistance: A Year-Long Surveillance (2023) at the Largest Infectious Disease Profile Hospital in Western Romania
Background/Objectives: Antimicrobial resistance (AMR) is a critical global health threat, leading to increased morbidity, mortality, and healthcare costs. This study aimed to identify the most common bacterial pathogens and their resistance profiles from 2179 positive clinical cultures from inpatients at “Victor Babes” Hospital of Infectious Disease and Pneumoftiziology Timisoara in 2023. Methods: Samples were collected from sputum, bronchial aspiration, hemoculture, urine, wound secretions, catheter samples, and other clinical specimens. Results: Key pathogens identified included Klebsiella pneumoniae, Escherichia coli, Staphylococcus aureus, Pseudomonas aeruginosa, and Acinetobacter baumannii, with notable resistance patterns, observed K. pneumoniae exhibited high resistance rates, notably 41.41% in Quarter 1, while E. coli showed 35.93% resistance in the same period. S. aureus, particularly MRSA, remained a persistent challenge, with 169 cases recorded over the year. A. baumannii and P. aeruginosa displayed alarming levels of multi-drug resistance, especially in Quarter 3 (88.24% and 22.02%, respectively). Although there was a general decline in resistance rates by Quarter 4, critical pathogens such as S. aureus and K. pneumoniae continued to exhibit significant resistance (81.25% and 21.74%, respectively). Conclusions: The study’s findings align with the broader antimicrobial resistance trends observed in Romania, where high resistance rates in K. pneumoniae, E. coli, S. aureus (MRSA), Acinetobacter, and Pseudomonas species have been widely reported, reflecting the country’s ongoing struggle with multi-drug-resistant infections. Despite some reductions in resistance rates across quarters, the persistent presence of these resistant strains underscores the critical need for strengthened antimicrobial stewardship, infection control measures, and continuous surveillance to combat the growing threat of AMR in Romania and similar healthcare settings.
Clostridium Difficile and COVID-19: General Data, Ribotype, Clinical Form, Treatment-Our Experience from the Largest Infectious Diseases Hospital in Western Romania
Background and Objectives: In Coronavirus Disease 2019 (COVID-19), which is caused by the infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the clinical manifestations are primarily related to the pulmonary system. Under 10% of cases also develop gastrointestinal events such as diarrhea, nausea, vomiting and abdominal pain. Materials and Methods: We conducted an observational, retrospective study in the Infectious Diseases Clinic of “Victor Babes” Hospital, Timis County, in order to assess the incidence, outcome and risk factors for clostridium difficile infection (CDI) in COVID-19 patients. Results: Out of 2065 COVID-19 cases, hospitalized between 1st September 2020 and 30th April 2021, 40 cases of CDI were identified with 32 cases of hospital-onset of CDI and eight cases of community-onset and healthcare-associated CDI. By randomization, polymerase chain reaction ribotyping of Clostridium Difficile was performed in six cases. All the randomized cases tested positive for ribotype 027. The percentage of cases recovered with complications at discharge was higher among COVID-19 patients and CDI (p = 0.001). The in-hospital stay, 36 days versus 28 days, was longer among COVID-19 patients and CDI (p = 0.01). The presence of previous hospitalization (p = 0.004) and administration of antibiotics during the hospital stay, increased the risk of CDI among COVID-19 patients. The mean adjusted CCI at admission was lower among controls (p = 0.01). In two cases, exitus was strictly CDI-related, with one case positive for 027 ribotype. Conclusions: CDI has complicated the outcome of COVID-19 patients, especially for those with comorbidities or previously exposed to the healthcare system. In the face of the COVID-19 pandemic and the widespread, extensive use of antibiotics, clinicians should remain vigilant for possible CDI and SARS-CoV-2 co-infection.
Postpartum Maternal Emotional Disorders and the Physical Health of Mother and Child
Purpose: The purpose of this study is to identify the relationships between postpartum emotional manifestations and various neonatal variables, as well as variables within this category, in the context of hospitalization together after birth. Patients and Methods: Between 1 March 2020 and 1 September 2020, a cross-sectional research design was used including mother-child couples (112 mothers, 121 newborns - 13 twins/triplets). Results: Using a t-test for independent samples, we observed: a) the symptoms of depression were more severe in mothers of newborns hospitalized in neonatal intensive care units (NICUs) [f(110) = 4.334)], provided oxygen therapy [<109.99) = 3.162], born prematurely [t(110) = 3.157], or with adjustment disorders [<109) = -2.947] (p < 0.01); b) a similar, for anxiety as a state [f(82.38) = 5.251], <107.29) = 4.523, <110) = 3.416, <109) = -3.268, p < 0.01], and as a trait was more common [<80.79) = 4.501, <108.790) = 4.669, f(109) = -3.268,p < 0.001] compared to other mothers. Using Pearson's test (p < 0.001), several very strong correlations were observed between neonatal variables, including number (no.) of days of hospitalization with birth weight (BW) (r = - 0.802), head circumference (HC) (r = -0.822), and gestational age (GA) (r = -0.800) and the mother's postpartum anxiety as a state/trait (r = 0.770). Using Poisson regression, it was observed that anxiety as a state (A = 0.020, z = 4.029,p < 0.001) and as a trait (A = 0.800, z = 6.160, p < 0.001) stimulated the intensity of symptoms of postpartum depression (optimal models). Conclusion: Postpartum maternal psychological manifestations were associated with NICU hospitalization, pathology, and some neonatal therapies. We also noticed, that the duration of hospitalization, BW, HC, and GA, were correlated with maternal emotional disorders. Results will facilitate future optimization of birth management and postnatal care. Keywords: anxiety as a state, anxiety as a trait, attachment, postpartum depression symptoms, newborn at risk, prematurity
Psychosocial and Clinical Factors That Differentiate and Predict Patients’ Adaptation to Chronic Diseases
Adaptation to chronic disease is an important factor for the quality of life of patients and their families. This research aimed to identify the psychosocial and clinical factors that determine significant differences and best predict the patients' adaptation to chronic diseases. Understanding these factors enables the design of evidence-based preventive interventions that promote early adaptation. A quantitative, non-experimental comparative and predictive study design was conducted. Several clinical, demographic, and psychological factors were measured with an online questionnaire. This study was conducted on a convenience sample of 263 patients with chronic diseases: 63 (24%) had chronic kidney disease with dialysis dependency, 49 (18.6%) had solid neoplasms, 61 (23.2%) had hemopathies, 64 (24.3%) had HIV infection, and 26 (9.9%) had tuberculosis. Adaptation to chronic disease varies based on the type of diagnosis, with lower adaptation seen in conditions that significantly impact daily life, involve comorbidities, and require frequent treatments, like chronic kidney disease. The most significant predictor of adaptation to the chronic disease is the female gender. Other predictive factors are medication adherence, social support, and self-efficacy in managing chronic disease. Patients without comorbidities and fewer medications are more prone to illness denial, alongside younger, urban, employed, and higher-educated patients, potentially neglecting treatment. Patients with comorbidities and the older patients require greater emotional support, with psychological counseling and support groups being beneficial. Current data underlines the need for an individualized approach to chronic disease management, which should consider demographic and psychological factors in addition to clinical ones. It is important to design early interventions for the development of adaptation to chronic disease, which could include individual and family counseling and education programs for medication administration, treatment at home, adherence to a healthy lifestyle, and inclusion of the patient and his family in social support groups.