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1.
J Electrocardiol ; 65: 76-81, 2021.
Article in English | MEDLINE | ID: mdl-33556739

ABSTRACT

BACKGROUND: There is limited data concerning the prevalence of arrhythmias, particularly atrial fibrillation (AF), which may develop as a consequence of direct myocardial injury and the inflammatory state existing in COVID-19. METHODS: This single-center study included data concerning 658 COVID-19 patients, who were hospitalized in our institute, between April 20th, 2020 and July 30th, 2020. Demographic data, findings of the imaging studies, and laboratory test results were retrieved from the institutional digital database. RESULTS: New onset AF (NOAF) was identified in 33 patients (5%). Patients who developed AF were older (72.42 ± 6.10 vs 53.78 ± 13.80, p < 0.001) and had higher frequencies of hypertension and heart failure compared to patients without NOAF (p < 0.001, for both). The CHA2DS2-VASc score was higher in patients, who developed NOAF, compared to those who did not during hospitalization for COVID-19 (p < 0.001). Subjects, who developed NOAF during hospitalization, had a higher leukocyte count, neutrophil / lymphocyte ratio (NLR), C-reactive protein, erythrocyte sedimentation rate, and procalcitonin levels compared to those without NOAF (p < 0.001 for all comparisons). Diffuse lung infiltration was also more frequent in COVID-19 patients, who developed NOAF, during hospitalization (p = 0.015). Multivariate logistic regression analysis demonstrated that age, CHA2DS2-VASc score, CRP, erythrocyte sedimentation rate, and presence of diffuse lung infiltration on thorax CT were predictive for NOAF. CONCLUSION: The prevalence of NOAF in hospitalized COVID-19 patients is higher than the general population. Age, CHA2DS2-VASc score, C-reactive protein, erythrocyte sedimentation rate, and presence of diffuse lung infiltration on thorax CT may be used to identify patients at high risk for development of NOAF. Especially among these parameters, the presence of diffuse lung infiltration on thorax CT it was the most powerful independent predictor of NOAF development.


Subject(s)
Atrial Fibrillation , COVID-19/complications , Adult , Aged , Atrial Fibrillation/epidemiology , Electrocardiography , Female , Humans , Middle Aged , Risk Factors
2.
J Clin Ultrasound ; 48(5): 269-274, 2020 Jun.
Article in English | MEDLINE | ID: mdl-31794088

ABSTRACT

PURPOSE: Although it is affected at an early stage, there is a lack of studies investigating right ventricular (RV) function in patients with mitral stenosis (MS). We aimed to investigate the correlation between conventional echocardiographic variables and tricuspid annular plane systolic excursion (TAPSE), used as an indicator of RV dysfunction. METHODS: We enrolled 59 consecutive patients with MS and assigned them in group 1 if TAPSE ≤16, or group 2 if: TAPSE >16. RESULTS: The mean age of the patients was 42.2 ± 8 years, and 74.6% were females. In univariate analysis, maximal mitral valve gradient, mean mitral valve gradient, systolic pulmonary arterial pressure, RV strain, and RV strain rates were associated with RV dysfunction. In multivariate analysis, both strain variables were found to be independent predictors of RV dysfunction. Kaplan Maier survival analysis showed that patients with lower RV strain had more rehospitalization rate during the one-year follow-up period. CONCLUSIONS: RV dysfunction is common in patients with MS and is associated with higher rehospitalization rate and morbidity. Evaluation of RV strain and strain rate for early detection of RV dysfunction and prediction of rehospitalization may be an appropriate approach in mitral stenosis.


Subject(s)
Echocardiography/methods , Mitral Valve Stenosis/complications , Ventricular Dysfunction, Right/complications , Ventricular Dysfunction, Right/diagnostic imaging , Adult , Female , Humans , Male , Ventricular Dysfunction, Right/physiopathology
3.
J Clin Lab Anal ; 33(4): e22848, 2019 May.
Article in English | MEDLINE | ID: mdl-30737841

ABSTRACT

BACKGROUND: Although interventional methods are the first-line treatment options in ST-segment elevation myocardial infarction (STEMI), the incidence of stent restenosis (SR) is frequent. We investigated the relationship between CRP/albumin ratio (CAR), a novel indicator of inflammatory response, and SR in this study. METHOD: This study was carried out on the patients who underwent coronary angiography in our clinic between January 2017 and September 2017. Two groups were generated according to restenosis status (group 1: restenosis (-), group 2: restenosis (+)), and clinical biochemical and angiographical features were compared. As baseline demographic and angiographic characteristics are slightly different in two groups, propensity score matching analysis was performed to reduce bias. 45 SR patients were matched on a 1:1 basis were enrolled final cohort. RESULTS: The mean age of the patients was 55 ± 5.1 and 80% were male; Cox regression model was performed to demonstrate independent predictor of restenosis development; and during the one-year follow-up period, CAR (P < 0.001) was found an independent predictor of SR CONCLUSION: In this study, we demonstrate that there may be a strong relationship between SR development and CAR. We implied that inflammatory reaction may be an important diagnostic tool for prediction of SR development in STEMI patients.


Subject(s)
C-Reactive Protein/analysis , Coronary Restenosis/etiology , ST Elevation Myocardial Infarction/blood , ST Elevation Myocardial Infarction/physiopathology , Serum Albumin, Human/analysis , Aged , Biomarkers/blood , Coronary Angiography , Coronary Restenosis/diagnostic imaging , Female , Humans , Male , Middle Aged , Percutaneous Coronary Intervention/adverse effects , Proportional Hazards Models , ROC Curve , ST Elevation Myocardial Infarction/surgery , Stents
4.
J Electrocardiol ; 53: 66-70, 2019.
Article in English | MEDLINE | ID: mdl-30684863

ABSTRACT

AIMS: Migraine is a chronic neurovascular disorder characterized by intermittent episodes of severe headache. Abnormalities in the autonomic nervous system (sympathetic and parasympathetic nervous systems) have been detected during migraine-free periods in patients with migraine. In these patients, disrupted autonomic innervations of the heart and coronary arteries may lead to electrocardiographic changes during a migraine attack. T-wave peak-to-end interval (Tp-e interval) and Tp-e/QT ratio are relatively new markers of ventricular arrhythmogenesis and repolarization heterogeneity. In the present observational study, we investigated the changes in ventricular repolarization during migraine attacks and attack-free periods by performing 12­lead electrocardiography (ECG). METHODS: This study included 63 patients (54 [86%] women; mean age: 33.3 ±â€¯9.9 years) with migraine. The QT and corrected QT (QTc) intervals, Tp-e interval, and Tp-e/QT ratio of the patients during migraine attacks and attack-free periods were measured by performing 12­lead ECG. RESULTS: The QT and QTc intervals, Tp-e interval, and Tp-e/QT ratio were higher during migraine attacks than during attack-free periods (P < 0.001 for all). CONCLUSION: These results indicate that migraine attacks are associated with an increase in ventricular repolarization parameters compared with attack-free periods possibly because of the dysregulation of the autonomic nervous system.


Subject(s)
Arrhythmias, Cardiac/physiopathology , Electrocardiography , Heart Conduction System/physiopathology , Migraine Disorders/physiopathology , Adult , Autonomic Nervous System/physiopathology , Coronary Vessels/physiopathology , Female , Humans , Male
5.
J Clin Ultrasound ; 47(6): 351-355, 2019 Jul.
Article in English | MEDLINE | ID: mdl-30785648

ABSTRACT

PURPOSE: High-dose steroid therapy (HDST) has frequent side-effects that appear at its cessation and depend on its dose. However, there is a lack of studies about the acute effects of HDST on cardiac function in adult patients. METHODS: We included in this study 30 patients who underwent HDST (intravenously at doses ranging from 250 to 1000 mg) and 30 healthy control subjects with similar demographic and clinical characteristics, between September and December 2016. Echocardiographic measurements were made before and during the first 3 hours after the end of treatment, and results were compared between patients and controls. RESULTS: There was no difference in baseline biochemical and echocardiographic characteristics between the patient and control groups. While left ventricular global longitudinal strain (LVGLS) and strain rate E were higher after treatment, no significant change was observed in conventional echocardiographic variables. CONCLUSIONS: LVGLS, but not conventional echocardiographic variables, showed an increase in cardiac systolic function at the acute phase of HDST.


Subject(s)
Adrenal Cortex Hormones/adverse effects , Echocardiography/drug effects , Heart Ventricles/drug effects , Ventricular Dysfunction, Left/chemically induced , Adolescent , Adult , Aged , Dose-Response Relationship, Drug , Echocardiography/methods , Female , Heart Ventricles/diagnostic imaging , Humans , Male , Middle Aged , Systole , Ventricular Dysfunction, Left/physiopathology , Young Adult
6.
Acta Cardiol Sin ; 34(3): 259-266, 2018 05.
Article in English | MEDLINE | ID: mdl-29844647

ABSTRACT

Background: Apelin, an endogenous peptide, has recently gained attention due to its positive inotropic effects in heart failure physiopathology. We investigated the relationship between serum apelin levels and the severity of calcific aortic stenosis (AS). Methods: A total of 68 consecutive patients diagnosed with calcific AS and a control group of 32 subjects were included in the study. The subjects were divided into three group as follows: the control group, the mild-moderate AS group and the severe AS group. Blood samples were obtained from all of the subjects, which were used for biochemical comparisons of apelin 36 and high-sensitive C-reactive protein (hsCRP) levels. Results: Plasma apelin 36 levels were significantly lower in the patients with severe AS [490 (247-1074) pg/ml] compared to both the mild-moderate AS [209 (97-453) pg/ml] and control [660 (378-1200) pg/ml] groups (p < 0.001). Correlation analysis between the left ventricular mass index and apelin concentrations revealed a significant negative correlation between the two parameters (p < 0.001, r = -0.478). Conclusions: Our study demonstrated decreased apelin levels and increased hsCRP concentrations in patients with severe calcific AS. Our findings may help to clarify the exact pathophysiologic role of apelin in cardiovascular diseases.

7.
J Clin Ultrasound ; 44(5): 305-11, 2016 Jun.
Article in English | MEDLINE | ID: mdl-26888734

ABSTRACT

PURPOSE: To evaluate the myocardial dysfunction in the early stage of nonhemorrhagic stroke and its association with the National Institutes of Health Stroke Scale (NIHSS) score, by two-dimensional speckle tracking echocardiography. METHODS: We included 29 patients with acute ischemic stroke, in whom NIHSS scores were calculated and stroke infarct volumes recorded. Within 48 hours of admission, cardiac evaluation with speckle tracking echocardiography was performed and left ventricular global longitudinal strain (GLS) and global longitudinal systolic strain rate were obtained. These measurements were repeated on the 10th day. RESULTS: NIHSS score improved, but infarct volume increased (p = 0.011 and 0.065, respectively) from admission to day 10. Ejection fraction was 53.2% and 55.8%, respectively, at admission and day 10 (p = 0.482), while GLS improved from -16.41% to -18.76% (p = 0.003). CONCLUSIONS: GLS and global longitudinal systolic strain rate showed significant improvement together with NIHSS score. © 2016 Wiley Periodicals, Inc. J Clin Ultrasound 44:305-311, 2016.


Subject(s)
Echocardiography , Heart Ventricles/diagnostic imaging , Heart Ventricles/physiopathology , Stroke/physiopathology , Ventricular Dysfunction, Left/diagnostic imaging , Ventricular Dysfunction, Left/physiopathology , Aged , Female , Humans , Male , Stroke/complications , Ventricular Dysfunction, Left/etiology
8.
Echocardiography ; 32(9): 1359-66, 2015 Sep.
Article in English | MEDLINE | ID: mdl-25470534

ABSTRACT

AIM: This study aims to evaluate the relationship between atrial electromechanical delay (AEMD) times and CHA2DS2-VASc scores in patients diagnosed with paroxysmal atrial fibrillation (PAF). MATERIALS AND METHODS: The study included a total of 74 patients, 34 of whom were diagnosed with PAF and 40 were included in the control group. The CHA2DS2-VASc score was calculated for each patient. Additionally, blood samples were taken from all patients and transthoracic echocardiographic measurements were made. Left atrial mechanical functions and AEMD were calculated. RESULTS: Mean CHA2DS2-VASc score measured was 2.24 ± 1.53 in PAF group. There was no significant difference between the groups when the patients were evaluated for baseline characteristics and laboratory parameters (P > 0.05) The echocardiographic evaluation of LA mechanical functions showed that only LA minimum volume (19 ± 6.4 vs. 16.7 ± 4.6, P = 0.02) and LA presystolic volume (28.9 ± 7 vs. 25.1 ± 5.7, P = 0.01) were higher in the PAF group. When AEMD was compared between the groups; lateral PA, septal PA, tricuspid PA, Interatrial EMD, and intraatrial EMD were significantly extended compared to control group (P < 0.001) CHA2DS2-VASc score was correlated with Lateral atrial PA (P < 0.001, r = 0.524), Septal atrial PA (P < 0.001, r = 0.45), Interatrial EMD (P < 0.001, r = 0.54), and intraatrial EMD (P < 0.001, r = 0.51) times. CONCLUSION: The present study shows that AEMD times increase in patients with PAF compared to the control group. Furthermore, this study revealed a correlation between AEMD times and CHA2DS2-VASc score, as well showed that extended AEMD time may be associated with thromboembolism risk.


Subject(s)
Atrial Fibrillation/diagnostic imaging , Atrial Fibrillation/physiopathology , Heart Atria/diagnostic imaging , Heart Atria/physiopathology , Female , Humans , Male , Middle Aged , Ultrasonography
9.
Echocardiography ; 32(5): 813-8, 2015 May.
Article in English | MEDLINE | ID: mdl-25345485

ABSTRACT

AIM: The aim of this study was to evaluate the effects of percutaneous mitral balloon valvuloplasty (PMBV) on short- and intermediate-term aortic stiffness in patients with mitral stenosis. MATERIALS AND METHODS: This prospective study included 56 patients with critical mitral stenosis in normal sinus rhythm (68% female; mean age: 42 ± 11 years) and 37 healthy controls. Aortic stiffness was measured using transthoracic echocardiography before PMBV, and 24-48 hours and 1 year post procedure. RESULTS: Aortic strain and distensibility were significantly higher in the patients with mitral stenosis, both after PMBV and 1 year post procedure, whereas the aortic stiffness index (ASI) was significantly lower. There was also a significant decrease in mitral mean gradient (MMG) and systolic pulmonary artery pressure (sPAP) after PMBV, based on echocardiography and catheterization. Mitral valve area (MVA) significantly increased after PMBV. There was a significant correlation between change in ∆MVA and ∆MMG and aortic elastic properties. There was a significantly negative correlation between the ∆MVA and ∆∆ aortic stiffness (r = -0.62, P < 0.001), and a significantly positive correlation between ∆MMG and ∆ASI (r = 0.60, P < 0.001). CONCLUSION: Mitral valve stenosis was associated with impaired aortic stiffness and following PMBV, aortic stiffness decreased during both the acute period and the intermediate period.


Subject(s)
Aortic Diseases/complications , Aortic Diseases/diagnostic imaging , Balloon Valvuloplasty , Mitral Valve Stenosis/complications , Vascular Stiffness/physiology , Acute Disease , Adult , Aorta/diagnostic imaging , Aortic Diseases/physiopathology , Female , Humans , Male , Mitral Valve Stenosis/diagnostic imaging , Mitral Valve Stenosis/physiopathology , Prospective Studies , Time Factors , Treatment Outcome , Ultrasonography
10.
Echocardiography ; 32(9): 1367-73, 2015 Sep.
Article in English | MEDLINE | ID: mdl-25471592

ABSTRACT

AIMS: Currently, it remains unclear whether there are differences in the long-term physiologic and adaptive changes in an athlete's heart, varying by the type of exercise undertaken. In this study, we used standard and speckle tracking echocardiography (STE) to evaluate the long-term effects of cardiac remodeling, which persisted many years after retiring from professional sports (marathon running and wrestling). METHODS AND RESULTS: Twenty-four marathon runners, 25 wrestlers, and 24 healthy subjects were included in the study. Left ventricular (LV) strain (S) and strain rate (Sr) were evaluated by apical two- (2C), three- (3C), and four-chamber (4C) imaging. Global S and Sr were calculated by averaging the 3 apical views. The participants' mean age was comparable across the 3 groups. Weight, body mass index, LV mass, LV mass index, and relative diastolic wall thickness were higher in wrestlers than the other groups (P < 0.001). Systolic and diastolic functions, evaluated using conventional echocardiography, were comparable among the 3 groups. 2C, 3C, and 4C longitudinal strain (LS), global LS (GLS), and global Sr systolic filling (SrS) values were comparable between the marathon runners and control group; however, GLS, LS-2C, GLSrS, SrS-3C, and SrS-2C values were significantly increased in wrestlers compared with the control group. CONCLUSIONS: Myocardial changes in wrestlers and marathon runners who quit sports after an extensive period were evaluated using standard echocardiographic and STE parameters. Although they had stopped playing active sports more than 10 years earlier, both the structural and functional properties of the heart were maintained in wrestlers.


Subject(s)
Athletes , Echocardiography, Doppler , Heart Ventricles/diagnostic imaging , Running , Ventricular Remodeling/physiology , Wrestling , Adult , Humans , Male , Observer Variation
11.
Med Sci Monit ; 20: 1714-9, 2014 Sep 24.
Article in English | MEDLINE | ID: mdl-25249354

ABSTRACT

BACKGROUND: We aimed to examine the correlation among nighttime blood pressure, heart rate variability, and left atrium peak systolic global longitudinal strain among patients with subjective tinnitus. MATERIAL AND METHODS: Eighty patients with tinnitus were assigned to Group 1 and 80 healthy individuals were assigned to Group 2. Clinical blood pressure measurements, ambulatory blood pressure monitoring, and Holter electrocardiography monitoring were performed. All of the cases included in the study were examined with conventional echocardiography and 2-dimensional speckle tracking echocardiography. RESULTS: Mean nighttime systolic blood pressure (130.3±5.4) and mean nighttime diastolic blood pressure (82.8±3.9) in Group 1 were higher than in Group 2 (125.1±5.4 and 80.7±4.7, respectively) (p<0.05). Mean heart rate in Group 1 was significantly lower than in Group 2 but there was no statistically significant difference between the groups in terms of heart rate variability parameters and left atrium peak systolic global longitudinal strain values (p>0.05). CONCLUSIONS: Nighttime systolic blood pressure and nighttime diastolic blood pressure were higher among the patients with tinnitus. In light of these results, we can conclude that both clinical blood pressure measurement and ambulatory blood pressure monitoring are important for patients with tinnitus.


Subject(s)
Blood Pressure , Heart Atria/physiopathology , Heart Rate , Tinnitus/physiopathology , Aged , Case-Control Studies , Female , Humans , Male , Middle Aged , Reproducibility of Results
12.
Turk Kardiyol Dern Ars ; 52(2): 110-115, 2024 03.
Article in English | MEDLINE | ID: mdl-38465532

ABSTRACT

OBJECTIVE: The metabolic equivalent (MET) and Synergy between Percutaneous Coronary Intervention with TAXUS and Cardiac Surgery (SYNTAX) score are two parameters with known cardiovascular prognostic significance. In this study, we aimed to investigate the direct relationship between MET and SYNTAX score in patients with chronic coronary syndrome (CCS). METHOD: This retrospective study included 200 patients over 18 years of age who underwent coronary angiography and had a positive exercise electrocardiography test result. Patients were divided into two groups: Group 1 with a low SYNTAX score and Group 2 with a medium-high SYNTAX score. MET values were then compared between these groups. RESULTS: Baseline demographic characteristics and laboratory values were similar between the groups. The mean MET values in the low and medium-high SYNTAX score groups were 9.36 ± 2.38 and 8.78 ± 2.43, respectively. No statistical difference was observed (P = 0.086). Additionally, there was no statistical difference between the two groups in terms of MET values being 10 ≤ or 10 > (P = 0.172). CONCLUSION: The main conclusion of our study is that there is no correlation between the SYNTAX score and functional MET value in CCS.


Subject(s)
Coronary Artery Disease , Percutaneous Coronary Intervention , Humans , Adolescent , Adult , Coronary Artery Disease/diagnostic imaging , Coronary Artery Disease/surgery , Prognosis , Retrospective Studies , Metabolic Equivalent , Risk Assessment , Treatment Outcome , Coronary Angiography , Risk Factors
13.
J Clin Med ; 13(11)2024 May 29.
Article in English | MEDLINE | ID: mdl-38892886

ABSTRACT

Background/Objectives: Paroxysmal atrial fibrillation (PAF) is an important cause that is thought main potential factor in Embolic stroke of undetermined source (ESUS). Extended Holter ECG is an expensive and time-consuming examination. It needs another tools for predicting PAF in ESUS patients. In this study, serum galectin-3 levels, ECG parameters (PR interval, P wave time and P wave peak time) LA volume index, LA global peak strain and atrial electromechanical conduction time values were investigated for predicting PAF. Methods: 150 patients with ESUS and 30 volunteers for the control group were recruited to study. 48-72 h Holter ECG monitoring was used for detecting PAF. Patients were divided into two groups (ESUS + PAF and ESUS-PAF) according to the development of PAF in Holter ECG monitoring. Results: 30 patients with ESUS whose Holter ECG monitoring showed PAF, were recruited to the ESUS + PAF group. Other 120 patients with ESUS were recruited to the ESUS-PAF group. PA lateral, PA septum, and PA tricuspid were higher in the ESUS + PAF group (p < 0.001 for all). Serum galectin-3 levels were significantly higher in ESUS + PAF than in ESUS-PAF and control groups (479.0 pg/mL ± 435.8 pg/mL, 297.8 pg/mL ± 280.3 pg/mL, and 125.4 ± 87.0 pg/mL, p < 0.001, respectively). Serum galectin-3 levels were significantly correlated with LAVI, PA lateral, and global peak LA strain (r = 0.246, p = 0.001, p = 0.158, p = 0.035, r = -0.176, p = 0.018, respectively). Conclusion: Serum galectin-3 levels is found higher in ESUS patients which developed PAF and Serum galectin-3 levels are associated LA adverse remodeling in patients with ESUS.

14.
J Clin Med ; 12(20)2023 Oct 10.
Article in English | MEDLINE | ID: mdl-37892579

ABSTRACT

The exercise electrocardiography test (EET) is still used before coronary angiography in the diagnosis of chronic coronary syndromes. This study aimed to demonstrate the value of the combination of a positive EET with the systemic inflammatory index (SII), the plasma atherogenic index (PAI), and the monocyte/HDL-C ratio (MHR) in the determination of obstructive coronary artery disease (CAD). This single-center, retrospective study included 540 patients who underwent coronary angiography after ETT. The patients were separated into Group 1, comprising 434 patients with normal coronary arteries and non-obstructive CAD, and Group 2, including 106 with obstructive CAD. In Group 2, the patients were separated into SYNTAX ≤ 22 or ≥23. Glucose, low-density lipoprotein, white blood cells, and MHR were determined to be significantly higher in Group 2 (p < 0.05). According to the multivariate logistic regression analysis, age, gender, diabetes mellitus, and low-density lipoprotein were determined to be independent predictors of CAD. In the ROC curve analysis, a cut-off value of 12 for the MHR in the determination of obstructive CAD had a sensitivity of 60.4% and a specificity of 53.0%. The main result of this study was that a high MHR is an indicator of obstructive CAD in patients with positive EET and suspected CAD.

15.
Arq Bras Cardiol ; 120(5): e20220756, 2023 03.
Article in English, Portuguese | MEDLINE | ID: mdl-37098959

ABSTRACT

BACKGROUND: Although it has been reported that the intermittent fasting (IF) diet has positive effects on heart health and improvement in blood pressure, it has not been sufficiently clarified how it could have these positive effects yet. OBJECTIVE: We aimed to evaluate the effects of IF on the autonomic nervous system (ANS) and renin-angiotensin system (RAS), which are closely related to blood pressure. METHODS: Seventy-two hypertensive patients were included in the study, and the data of 58 patients were used. All the participants fasted for about 15-16 hours for 30 days. Participants were evaluated with 24-hour ambulatory blood pressure monitoring and Holter electrocardiography before and after IF; also, 5 ml venous blood samples were taken for assessment of Serum angiotensin I (Ang-I) and angiotensin II (Ang-II) levels and angiotensin-converting enzyme (ACE) activity. For data analysis, the p-value <0.05 was accepted as significant. RESULTS: Compared to pre-IF, a significant decrease was observed in the patients' blood pressures in post-IF. An increase in high-frequency (HF) power and the mean root square of the sum of squares of differences between adjacent NN intervals (RMSSD) were observed after the IF protocol (p=0.039, p=0.043). Ang-II and ACE activity were lower in patients after IF (p=0.034, p=0.004), and decreasing Ang-II levels were determined as predictive factors for improvement of the blood pressure, like the increase in HF power and RMSSD. CONCLUSION: The present findings of our study demonstrated an improvement in blood pressure and the relationship of blood pressure with positive outcomes, including HRV, ACE activity, and Ang-II levels after the IF protocol.


FUNDAMENTO: Embora tenha sido relatado que a dieta de jejum intermitente (JI) tem efeitos positivos na saúde do coração e na melhora da pressão arterial, ainda não foi suficientemente esclarecido como poderia ter esses efeitos positivos.Objetivo: Nosso objetivo foi avaliar os efeitos do JI no sistema nervoso autônomo (SNA) e no sistema renina-angiotensina (SRA), que estão intimamente relacionados à pressão arterial. MÉTODOS: Setenta e dois pacientes hipertensos foram incluídos no estudo, e os dados de 58 pacientes foram usados. Todos os participantes jejuaram por cerca de 15-16 horas por 30 dias. Os participantes foram avaliados com monitorização ambulatorial da pressão arterial de 24 horas e eletrocardiograma Holter antes e após o JI; também, amostras de sangue venoso de 5 ml foram coletadas para avaliação dos níveis séricos de angiotensina I (Ang-I) e angiotensina II (Ang-II) e da atividade da enzima conversora de angiotensina (ECA). Para análise dos dados, o valor de p < 0,05 foi aceito como significativo. RESULTADOS: Comparado ao pré-JI, observou-se queda significativa nas pressões arteriais dos pacientes no pós-JI. Um aumento na potência de alta frequência (AF) e na raiz quadrada média da soma dos quadrados das diferenças entre intervalos NN adjacentes (RMSSD) foram observados após o protocolo JI (p=0,039, p=0,043). A Ang-II e a atividade da ECA foram menores em pacientes após JI (p=0,034, p=0,004), e níveis decrescentes de Ang-II foram determinados como fatores preditivos para melhora da pressão arterial, como o aumento da potência de AF e RMSSD. CONCLUSÃO: Os presentes achados de nosso estudo demonstraram uma melhora na pressão arterial e a relação da pressão arterial com resultados positivos, incluindo VFC, atividade da ECA e níveis de Ang-II após o protocolo JI.


Subject(s)
Hypertension , Renin-Angiotensin System , Humans , Renin-Angiotensin System/physiology , Blood Pressure , Intermittent Fasting , Blood Pressure Monitoring, Ambulatory , Angiotensin-Converting Enzyme Inhibitors/pharmacology , Angiotensin II/pharmacology , Autonomic Nervous System , Peptidyl-Dipeptidase A , Renin/pharmacology
16.
Angiology ; 74(3): 288-295, 2023 03.
Article in English | MEDLINE | ID: mdl-35451331

ABSTRACT

Myocardial infarction with non-obstructive coronary arteries (MINOCA) is clinically defined as myocardial infarction in the absence of obstructive atherosclerosis on coronary angiography. Diagnosis may require multiple diagnostic tools in addition to standard coronary angiography, including cardiac imaging or provocative tests, according to clinical suspicion. We assessed the usefulness of the DETERMINE (Defibrillators to Reduce Risk by Magnetic Resonance Imaging Evaluation) score for distinguishing patients with MINOCA from those with non-ST segment elevation myocardial infarction with obstructive coronary artery disease (NSTEMI-CAD) in a single-center observational study. The patients were divided into two groups according to coronary angiography findings. The study included 277 patients: 227 with NSTEMI-CAD and 50 with MINOCA. The DETERMINE score (6.1 ± 3.7 vs 1.9 ± 2.1, P<.001) was significantly higher in the NSTEMI-CAD than MINOCA group. Logistic regression analysis revealed that the DETERMINE score (OR=0.591, P<0.001) was an independent predictor of MINOCA. The incidence of diabetes mellitus and glucose levels were significantly higher in the NSTEMI-CAD group; however, ejection fraction was significantly higher in the MINOCA group (P<0.05). Our findings suggest that the DETERMINE score constitutes a simple and inexpensive tool for the assessment of MINOCA.


Subject(s)
Coronary Artery Disease , Myocardial Infarction , Non-ST Elevated Myocardial Infarction , Humans , MINOCA , Non-ST Elevated Myocardial Infarction/diagnostic imaging , Non-ST Elevated Myocardial Infarction/complications , Myocardial Infarction/etiology , Coronary Artery Disease/diagnostic imaging , Coronary Artery Disease/complications , Coronary Angiography/methods , Coronary Vessels/diagnostic imaging , Risk Factors
17.
Anatol J Cardiol ; 27(2): 78-87, 2023 02.
Article in English | MEDLINE | ID: mdl-36747449

ABSTRACT

BACKGROUND: The recent 2019 European Society of Cardiology/European Atherosclerosis Society practice guidelines introduced a new risk categorization for patients with diabetes. We aimed to compare the implications of the 2016 and 2019 European Society of Cardiology/European Atherosclerosis Society guidelines with regard to the lipid-lowering treatment use, low-density lipoprotein cholesterol goal attainment rates, and the estimated proportion of patients who would be at goal in an ideal setting. METHODS: Patients with diabetes were classified into 4 risk categories according to 2019 European Society of Cardiology/European Atherosclerosis Society dyslipidemia guidelines from the database of EPHESUS (cross-sectional, observational, countrywide registry of cardiology outpatient clinics) study. The use of lipid-lowering treatment and low-density lipoprotein cholesterol goal attainment rates were then compared according to previous and new guidelines. RESULTS: This analysis included a total of 873 diabetic adults. Half of the study population (53.8%) were on lipid-lowering treatment and almost one-fifth (19.1%) were on high-intensity statins. While low-density lipoprotein cholesterol goal was achieved in 19.5% and 7.5% of patients, 87.4% and 69.6% would be on target if their lipid-lowering treatment was intensified according to 2016 and 2019 European Society of Cardiology/European Atherosclerosis Society lipid guidelines, respectively. The new target <55 mg/dL could only be achieved in 2.2% and 8.1% of very high-risk primary prevention and secondary prevention patients, respectively. CONCLUSION: The control of dyslipidemia was extremely poor among patients with diabetes. The use of lipid-lowering treatment was not at the desired level, and high-intensity lipid-lowering treatment use was even lower. Our simulation model showed that the high-dose statin plus ezetimibe therapy would improve goal attainment; however, it would not be possible to get goals with this treatment in more than one-third of the patients.


Subject(s)
Atherosclerosis , Cardiology , Diabetes Mellitus , Dyslipidemias , Hydroxymethylglutaryl-CoA Reductase Inhibitors , Adult , Humans , Goals , Cross-Sectional Studies , Hydroxymethylglutaryl-CoA Reductase Inhibitors/therapeutic use , Cholesterol, LDL , Atherosclerosis/complications , Diabetes Mellitus/drug therapy , Dyslipidemias/drug therapy , Dyslipidemias/complications , Perception
18.
J Clin Lipidol ; 17(6): 732-742, 2023.
Article in English | MEDLINE | ID: mdl-38072583

ABSTRACT

BACKGROUND AND AIMS: Familial hypercholesterolemia (FH) is a common inherited disease, leading to premature atherosclerotic cardiovascular disease (ASCVD) due to elevated low-density lipoprotein cholesterol (LDL-C) levels. Achieving LDL-C goals is extremely important for preventing the complications of this fatal disease. We evaluated the management of FH patients with ASCVD in cardiology practice. METHODS: We analyzed patients with ASCVD from the nationwide EPHESUS registry, which was conducted in 40 cardiology outpatient clinics, and compared those with and without FH. RESULTS: Of the 1482 consecutively enrolled patients with ASCVD, 618 (41.7%) had FH, among which 455 were categorized as 'Possible FH' and 163 as 'Probable or Definite FH'. Proposed LDL-C goals were not attained in more than 90% of the patients with FH. The proportion of those on statin therapy was 77% for possible and 91% for probable or definite FH, whereas 34.2 % and 59.4% were in use of high-intensity statins, respectively. None of the patients were on PCSK-9 inhibitors, and only 2 used ezetimibe. Adverse media coverage was the most common cause of statin discontinuation (32.5% in 'possible FH' and 45.7% in 'probable/definite FH'). The negative impact of media in the decision to stop lipid lowering therapy (LLT) was increasing with education level. CONCLUSIONS: In real life most of the FH patients with ASCVD are undertreated in cardiology practice regarding statin dosing and combined LLT. Drug discontinuation rates are notably high and are mostly media-related, and side effects very rarely cause cessation of LLT. Urgent measures are needed to increase the awareness of FH among healthcare providers and patients and to develop improved treatment strategies aimed at preventing the complications of FH.


Subject(s)
Anticholesteremic Agents , Atherosclerosis , Cardiology , Hydroxymethylglutaryl-CoA Reductase Inhibitors , Hyperlipoproteinemia Type II , Humans , Cholesterol, LDL , Hydroxymethylglutaryl-CoA Reductase Inhibitors/therapeutic use , Secondary Prevention , Hyperlipoproteinemia Type II/complications , Hyperlipoproteinemia Type II/drug therapy , Atherosclerosis/complications , Atherosclerosis/drug therapy , Atherosclerosis/prevention & control , Registries , Anticholesteremic Agents/therapeutic use
19.
Article in English | MEDLINE | ID: mdl-33612836

ABSTRACT

AIMS: To investigate the association of the aortic propagation velocity (APV) with coronary artery disease (CAD) in patients with stable angina pectoris (SAP) through SYNTAX scores (SS). METHODS: The study population comprised 214 SAP subjects who received a coronary angiography. The APV and carotid intima-media thickness (CIMT) were examined and SS was calculated. Subjects were grouped following specific SS criteria: SS less than 22 (low) and SS greater than or equal to 22 (high). RESULTS: High SS subjects had lower APV compared to low SS [39.0 (32.0-51.7) vs. 55.0 (45.0-62.0) cm/s, respectively; P<0.001] and higher CIMT (0.86 ± 0.24 vs. 0.74 ± 0.21 mm, respectively; P<0.001). APV demonstrated a negative correlation with the CIMT (r=-0.239, P<0.001), age (r=-0.188, P=0.006) , and SS (r=-0.561, P<0.001) and showed a positive association with LV ejection fraction (r=0.163, P=0.017). APV, CIMT, diabetes, low-density lipoprotein cholesterol (LDL-C), and age were determined to be markers independently of a high SS. CONCLUSION: APV, CIMT, diabetes, LDL-C and age are independently linked to the CAD severity of SAP subjects. Decreased APV, an indicator of subclinical atherosclerosis, may independently help determine the severity of atherosclerotic CAD in SAP patients.


Subject(s)
Coronary Artery Disease , Carotid Intima-Media Thickness , Coronary Angiography , Coronary Artery Disease/complications , Coronary Artery Disease/diagnostic imaging , Humans , Predictive Value of Tests , Severity of Illness Index
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