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10 result(s) for "Kariori, Maria"
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Fatty liver index and cardiovascular outcomes in never-treated hypertensive patients: a prospective cohort
The prevalence of nonalcoholic fatty liver disease (NAFLD) has been increasing rapidly worldwide, affecting 25-30% of the population. Fatty liver index (FLI) is a validated marker of NAFLD and can be used as a screening tool for hepatic steatosis. The purpose of the study was to evaluate the relationship between FLI and the risk of major cardiovascular events in never treated hypertensive patients. We included 903 hypertensive patients without a history of cardiovascular disease (mean age 52.7 ± 11.4 years; men 55%; baseline clinic BP 149.8 ± 15.2/95.5 ± 10.1 mmHg). Participants were prospectively evaluated for a mean follow-up period of 5.2 ± 3.2 years with at least one annual visit. Patients were also categorized into two groups using an FLI of 60 units. The incidence of cardiovascular events during follow-up was 8.5% (n = 77). Patients with FLI < 60 (n = 625) had a better BP control compared to their counterparts with FLI ≥ 60 (n = 278) during follow up (43% vs 33%, p = 0.02). Cox-regression analysis indicated that FLI (Hazard Ratio [HR], 1.05; 95% Confidence Interval [CI], 1.03-1.07, p < 0.001), FLI z-scores (HR, 3.66; 95% CI, 2.22-6.04) and high-risk FLI (HR, 7.5; 95% CI, 3.12-18.04) were independent determinants of the outcome after adjustment for baseline and follow-up variables. Stratification by diabetes mellitus indicated that FLI predicted the outcome to a greater extent in those with than those without diabetes (P-interaction < 0.001). In conclusion, FLI has an independent prognostic value for the incidence of cardiovascular events in newly diagnosed, never-treated hypertensive patients. Therefore, FLI might identify higher-risk patients in the primary prevention of hypertension.
Common surgical masks and unattended blood pressure changes in treated hypertensive patients
Although the effect of face masks on preventing airborne transmission of SARS-CoV-2 is well studied, no study has evaluated their effect on blood pressure (BP). Therefore, we investigated the effect of surgical masks on BP in 265 treated hypertensive patients. Following the routine mask-on office BP measurement, patients were left alone and randomized to automated office BP measurement, with measurements taken after first wearing a mask for 10 min, then without wearing the mask for 10 min, and vice versa. Among the participants, 115 were women (43.4%), the mean age was 62 ± 12 years, and the mean office BP was 134 ± 15/81 ± 12 mmHg. There was no significant difference between mask-on unattended systolic BP (133 ± 15 mmHg) and mask-off unattended systolic BP (132 ± 15 mmHg) ( P  = 0.13) or between mask-on unattended diastolic BP (77 ± 13 mmHg) and mask-off unattended diastolic BP (76 ± 13 mmHg) ( P  = 0.32). Surgical masks had no effect on BP in treated hypertensive patients. Design of the study.
Sex-related cardiovascular prognosis in patients with hypertensive emergencies: a 12-month study
Current evidence on the prognosis of patients with a hypertensive crisis and predisposing factors is limited. We registered the clinical phenotype of patients with HC admitted to the emergency department, while those with a hypertensive emergency (HE) were hospitalized. One-year outcomes, i.e., composite of death or cardiovascular hospitalizations, were determined in patients with HE after hospital discharge. Out of 38,589 patients assessed in the emergency department, 256 hypertensive urgencies and 97 HE was registered. After stratification of the HE by sex, 48 men and 46 women completed the one-year follow-up. Men had more events than women (27 vs. 13, Ηazard Ratio 2.2, 95% Confidence Interval 1.03-4.7, p = 0.042) after adjustment for age, cardiovascular or chronic kidney disease, and diabetes mellitus. Our study raises the hypothesis that the male sex is an independent risk factor for cardiovascular outcomes in HE patients. CV Cardiovascular, BP blood pressure. The diagram presents the groups of comparison, men versus women in hypertensive emergencies that completed the 1-year follow-up for outcomes, in terms of hospitalizations or deaths.
Hypertensive urgencies during the first wave of COVID-19 pandemic in a tertiary hospital setting: A “U” shaped alarming curve
Introduction:Corona virus disease (COVID)-19 pandemic provoked unprecedented disturbance in hypertension care, while alarming concerns arose about its long-term consequences. We assessed the impact of COVID-19 spread on population behavior regarding hypertension urgencies during its first wave.Material and methods:Data from daily unscheduled visits and admission counts in the Cardiology sector were collected from the Emergency Department database of a tertiary General Hospital in Athens, Greece from January 15th-July 15th 2020. This data was compared with the ones from the previous year. Cases presented with hypertensive urgency or admitted due to uncontrolled hypertension were separately analyzed.Results:A total of 7,373 patients records were analyzed. Hypertension urgency cases demonstrated a “U” shaped distribution in 2020, showing declining trend during the rapid virus spread, an image that was reversed after the transmission rate’s fade. COVID-19 incidence in Greece was inversely associated with uncontrolled hypertension admissions during its declining phase (r=-0.64 p=0.009), whereas total attendance exhibited a similar correlation during the first and the following months of the pandemic (r=0.677, p=0.031, r=-0.789, p=0.001). Uncontrolled hypertension rate on admission was positively related to the national incidence of COVID-19 cases during the first months of 2020 (r= 0.82, p=0.045).Conclusions:Hypertensive urgency-related visits followed a “U” shape distribution during the pandemic’s first wave with attendance nadir coincidence to the virus spread peak. The initial relative increase in uncontrolled hypertension-related admissions rate, combined with the later increment of hypertensive urgencies may indicate blood pressure deregulation among the studied population which is multifactorial and potentially detrimental.
Late vs. Early Preeclampsia
Preeclampsia (PE) is a complex hypertensive disorder of pregnancy characterized by new-onset hypertension and proteinuria after 20 weeks of gestation. It is classified into early-onset (EOPE, <34 weeks) and late-onset (LOPE, ≥34 weeks) subtypes, which differ in their pathophysiology, clinical course, and maternal and neonatal outcomes. EOPE arises from abnormal placentation with inadequate spiral artery remodeling and impaired uteroplacental perfusion, whereas LOPE is mainly related to maternal cardiovascular and metabolic predisposition. This review integrates current molecular, immunological, and hemodynamic evidence distinguishing EOPE from LOPE, emphasizing recent insights into angiogenic imbalance (VEGF, PlGF, sFlt-1), oxidative stress, and immune modulation. It also summarizes evolving diagnostic and prognostic biomarkers and evaluates emerging therapeutic approaches, including gene therapy targeting placental dysfunction. By comparing mechanistic pathways and clinical implications, this review highlights how gestational age–specific pathogenesis may inform risk stratification, early detection, and precision-based management of PE.
Effect of transcatheter aortic valve implantation on the ascending aorta’s elasticity
Background The elastic properties of the ascending aorta were studied before and 1 week after transcatheter aortic valve implantation (TAVI). Previous studies have shown that the distensibility of the ascending aorta was decreased in the early post-operative period after aortic valve replacement. Aortic stiffness is a major moderator of arterio-ventricular coupling and an independent predictor of cardiovascular risk and mortality. We evaluated the effect of TAVI on the elastic properties of the ascending aorta in the early post-operative period. Methods Aortic distensibility (AD) and Aortic Stiffness Index (ASI) were evaluated using echocardiographic techniques and brachial artery pressure obtained by sphygmomanometry 2–3 days before and 7–8 days after TAVI. Results A total of 30 patients (14 males) were studied with a mean age of 79.9 ± 4.7 years and aortic valve area before TAVI of 0.61 ± 0.16 cm 2 . Mean arterial pressure decreased significantly after TAVI (from 89.6 ± 8.9 mmHg to 83.3 ± 10.9 mmHg, p  = 0.004). AD did not change significantly after TAVI (pre: 1.89 ± 1.11 cm 2 /(dynes × 10 6 ), post: 2.05 ± 1.50 cm 2 /(dynes × 10 6 ); p  = 0.813). ASI also remained unchanged (pre: 11.4 ± 6.5, post: 15.6 ± 14.9; p  = 0.349). Conclusions The elastic properties of the ascending aorta did not change significantly in the early post-procedural period after TAVI. This may in part be attributable to the less invasive procedure (compared to aortic valve replacement) which has no effect on vasa vasorum flow.
The mystery of “missing” visits in an emergency cardiology department, in the era of COVID-19.; a time-series analysis in a tertiary Greek General Hospital
BackgroundIn the era of the current COVID-19 health crisis, the aim of the present study was to explore population behavior as regards the visits in the Εmergency Cardiology department (ECD) of a tertiary General Hospital that does not hospitalize SARS-CoV-2 infected patientsMethods and resultsDaily number of visits at the EDC and admissions to Cardiology Wards and Intensive Care Unit of a tertiary General Hospital, in Athens, Greece, were retrieved from hospital’s database (January 1st–April 30th 2018, 2019 and 2020). A highly significant reduction in the visits at ECD of the hospital during March and April 2020 was observed as compared with January and February of the same year (p for linear trend < ·001); in particular the number of visits was 41.1% lower in March 2020 and 32.7% lower in April 2020, as compared to January 2020. As the number of confirmed COVID-19 cases throughout the country increased (i.e., from February 26th to April 2nd) the number of visits at ECD decreased (p = 0.01), whereas, the opposite was observed in the period afterwards (p = 0.01).The number of acute Myocardial infarctions (MI) cases in March 2020 was the lowest compared to the entire three year period (p < 0·001); however, the number of acute MI cases in April 2020 was doubled as compared to March 2020, but still was lower than the preceding years (p < 0·001).ConclusionsIt is hard to explain the mystery of the “missing” emergency hospital visits. However, if this decline in cardiovascular disease related hospital visits is “true”, it is something that needs to be rigorously studied, to learn how to keep these rates down.
Antithrombotic therapy in patients undergoing TAVI with concurrent atrial fibrillation. One center experience
Aim of the present study was to record the antithrombotic approach in AF and non-AF patients undergoing TAVI, and to compare the efficiency of the used regimens combination. Antithrombotic approach of patients undergoing TAVI remains a challenging dispute. It becomes even more complex when need for anticoagulant treatment is required due to concurrent atrial fibrillation. Consecutive patients with severe symptomatic aortic stenosis treated with TAVI, were retrospectively studied. All patients were divided into two groups, matched to age, depending on the existence of atrial fibrillation. The primary end-point was the composite of MACE, while the secondary end-point was the occurrence of major bleeding at follow-up. A total of 80 patients were included in the study. Out of them, 20 patients (80.2 ± 5.4 years) suffered from concurrent atrial fibrillation. This group was matched with 20 patients (80.6 ± 3.7 years) with no need for anticoagulation. AF-group patients were treated with clopidogrel plus acenocoumarol for 3 months. Following that, acetylsalicylic acid plus acenocoumarol were prescribed. Non-AF patients were treated with 3 months clopidogrel plus acetylsalicylic acid followed by single acetylsalicylic acid medication. No statistical significant differences in MACE between AF and non-AF group were identified (p = 0.705, phi coefficient = 0.06) (mean follow-up 23.4 ± 14 months). Similarly, there was no statistical significant difference for bleedings among the AF and non-AF patient group (p = 0.658, phi coefficient = 0.14). In patients undergoing TAVI with CoreValve, with concurrent AF, treatment with clopidogrel plus acenocoumarol for 3 months, followed by acetylsalicylic acid plus acenocoumarol, seems safe and effective enough in long-term follow-up.
The Next Era of Transcatheter Aortic Valve Implantation (TAVI): Fully Repositionable, Re-Sheathable and Retrievable Prostheses?
Transcatheter aortic valve implantation (TAVI) is a great alternative treatment option in high surgical risk and inoperable patients with severe symptomatic aortic stenosis (AS). TAVI is a rapidly emerging technique with a constantly expanding body of evidence. However, the devices, which are commercially available and are currently used widely, have several major limitations. In particular, the inability to reposition/ retrieve/ resheath valves, in addition to several patient selection and procedural limitations, such as the occurrence of moderate to severe paravalvular regurgitation (PVR), the risk of annular rupture, atrioventricular (AV) conduction abnormalities with subsequent pacemaker requirement, vascular complications and associated bleeding, coronary ostial obstruction by the valve, stroke, as well as complex delivery processes, are expected to be overcome with the newer generation valves. Consequently, a number of new transcatheter valve choices have been developed either for clinical study or are in the pipeline, that it is hoped to bring meaningful clinical outcomes compared with the currently commercially available technology. Early data on design modifications have shown significant reductions in adverse outcomes from TAVI.