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Cardiology Journal

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https://www.readbyqxmd.com/read/28198522/cardiovascular-drug-utilization-post-implant-is-related-to-clinical-outcome-in-heart-failure-patients-receiving-cardiac-resynchronization-therapy
#1
Zoltan Bakos, Christian Reitan, Anna Werther-Evaldsson, Anders Roijer, Pyotr PLatonov, Rasmus Borgquist
BACKGROUND: In select patients with heart failure, cardiac resynchronization therapy (CRT) is the most common complementary treatment besides medical treatment. We aimed to assess the association between post CRT-implant changes in cardiovascular medication and cardiovascular mortality and heart failure hospitalization. METHODS: 211 patients on optimal medical therapy eligible for CRT were retrospectively included in this study (72 ± 7 years, 80% male, 66% left bundle branch block [LBBB], 48% dilated cardiomyopathy [DCMP]) and investigated at baseline and after 6 months ...
February 15, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28198521/sevoflurane-ameliorates-doxorubicin-induced-myocardial-injury-by-affecting-the-phosphorylation-states-of-proteins-in-pi3k-akt-mtor-signaling-pathway
#2
Yini Wu, Jianping Wang, Xiaoyan Yu, Dongli Li, Xin Han, Lihua Fan
BACKGROUND: The effect of sevoflurane on the doxorubicin-induced myocardial injury was explored by investigating the phosphorylation states of proteins in phosphatidylinositol 3-kinase (PI3K)/Akt/mammalian target of rapamycin (mTOR) signaling pathway. METHODS: Myocardial injury rat models were induced by doxorubicin and evenly assigned into five groups according to different treatment: Doxorubicin group (DG, 200-µL saline solution), sevoflurane group (SevG, inhaled with 2...
February 15, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28198520/twelve-month-follow-up-of-left-atrial-appendage-occlusion-with-amplatzer-amulet
#3
Caroline Kleinecke, Jai-Wun Park, Martin Gödde, Konstantin Zintl, Steffen Schnupp, Johannes Brachmann
BACKGROUND: The Amplatzer Amulet (St. Jude Medical, Minneapolis, MN, USA) is a second generation Amplatzer device for left atrial appendage occlusion for stroke prophylaxis in patients with atrial fibrillation. This research sought to assess the clinical performance of the Amplatzer Amulet device and in follow up for 12 months. METHODS: In this single-center registry patients with atrial fibrillation and contraindication to oral anticoagulation underwent left atrial appendage occlusion (LAAO) with the Amplatzer Amulet device...
February 15, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28150295/impact-of-corevalve-size-selection-based-on-multi-slice-computer-tomography-on-paravalvular-leak-after-transcatheter-aortic-valve-implantation
#4
Piotr Chodór, Krzysztof Wilczek, Roman Przybylski, Jan Głowacki, Tomasz Kukulski, Witold Streb, Tomasz Niklewski, Grzegorz Honisz, Przemysław Trzeciak, Tomasz Podolecki, Łukasz Włoch, Marian Zembala, Zbigniew Kalarus
BACKGROUND: Paravalvular leak (PVL) has significant impact on long-term outcomes in patients after transcatheter aortic valve implantation (TAVI). This study sought to determine whether multi-slice computed tomography (MSCT)-guided valve selection reduces PVL after CoreValve implantation. METHODS: The analysis encompassed 69 patients implanted with CoreValve and were divided into two groups. In Group I (30 patients), valve selection was based on standard procedures, in Group II (39 pts), on MSCT measurements...
February 2, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28150294/muscle-strength-and-carotid-artery-flow-velocity-is-associated-with-increased-risk-of-atherosclerosis-in-adults
#5
Jinkee Park, Hyuntae Park
BACKGROUND: Carotid intima-media thickness (CIMT) has been proposed as a surrogate marker of atherosclerotic disease. In addition, carotid flow velocity (FV) and muscle strength (MS) are reported to be associated with increased CIMT. As there remains insufficient evidence for a complex association of CIMT with FV and MS, the aim of this study was to examine this association in adults. METHODS: A total of 426 adults participated in this study. MS in all subjects was measured by hand grip strength...
February 2, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28150293/erectile-dysfunction-as-a-predictor-of-2-year-prognosis-in-acute-myocardial-infarction
#6
Svetlana Apostolovic, Dragana Stanojevic, Ruzica Jankovic-Tomasevic, Sonja Salinger-Martinovic, Tomislav Kostic, Zoran Perisic
BACKGROUND: Erectile dysfunction (ED) is a predictor or marker of coronary artery disease in patients at high risk of cardiovascular diseases. The aim of this study was to investigate the prevalence of ED in patients with acute myocardial infarction (AMI) and after 2 years of follow-up, and to determine the association between ED and the concentrations of the markers of inflammation, endothelial dysfunction and oxidative stress which were measured on the third day after hospital admission...
February 2, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28150292/identification-of-biomarkers-for-ischemic-cardiomyopathy-based-on-microarray-data-analysis
#7
Yushuang Yang, Wei Yang, Wenxin Huo, Pengfei Huo, Hailing Yang
BACKGROUND: The aim of this study was to explore the biomarkers and potential mechanism underlying ischemic cardiomyopathy (ICM). METHODS: Using the GSE42955 Affymetrix microarray data accessible from the Gene Expression Omnibus database, the differentially expressed genes between 12 ICM tissue samples and 5 normal controls were identified. To investigate the function changes in the course of disease progression, Gene Ontology (GO) annotation and Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway analysis were performed on the differentially expressed genes, followed by analysis of the protein-protein interaction (PPI) network and modules...
February 2, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28150291/presence-of-multiple-coronary-angiographic-characteristics-for-the-diagnosis-of-acute-coronary-thrombus
#8
Alok R Amraotkar, Shahab Ghafghazi, Patrick J Trainor, Charles W Hargis, Affan B Irfan, Shesh N Rai, Aruni Bhatnagar, Andrew P DeFilippis
BACKGROUND: Coronary angiography is frequently employed to aid in the diagnosis of acute coronary thrombosis, but there is limited data to support its efficacy. The aim of the study was to evaluate sensitivity and specificity of five commonly used angiographic characteristics for diagnosis of acute coronary thrombosis: Ambrose complex lesion morphology; spherical, ovoid, or irregular filling defect; abrupt vessel cutoff; intraluminal staining; and any coronary filling defect. METHODS: Coronary angiography of 80 acute myocardial infarction or stable coronary artery disease subjects were assessed in blinded fashion, for the presence or absence of five angiographic characteristics...
February 2, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28150290/a-review-of-the-utility-of-a-hypothermia-protocol-in-cardiac-arrests-due-to-non-shockable-rhythms
#9
Brin Freund, Peter W Kaplan
BACKGROUND: Therapeutic hypothermia and targeted temperature management are considered standard of care in the management of patients following out-of-hospital cardiac arrests due to shockable rhythms to improve neurological outcomes. In those presenting out-of-hospital cardiac arrests associated with non-shockable rhythms, the benefit of hypothermia is less clear. In this review we try to clarify the utility of implementing a hypothermia protocol after cardiac arrests due to non-shockable rhythms...
February 2, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28070883/pilot-of-a-computerised-antithrombotic-risk-assessment-tool-version-2-caratv2-0-for-stroke-prevention-in-atrial-fibrillation
#10
Yishen Wang, Beata Bajorek
BACKGROUND: The decision-making process for stroke prevention in atrial fibrillation (AF) requires a comprehensive assessment of risk vs. benefit and an appropriate selection of antithrombotic agents (e.g., warfarin, non-vitamin K antagonist oral anticoagulants [NOACs]). The aim of this pilot-test was to examine the impact of a customised decision support tool - the Computerised Antithrombotic Risk Assessment Tool (CARATV2.0) using antithrombotic therapy on a cohort of patients with AF...
January 10, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28070882/effect-of-a-180-mg-ticagrelor-loading-dose-on-myocardial-necrosis-in-patients-undergoing-elective-percutaneous-coronary-intervention-a-preliminary-study
#11
QuanFu Xu, YingGang Sun, Yi Zhang, Bo Liu, Lu Fang, ChengXing Shen, YiGang Li, Shu Meng
BACKGROUND: To examine whether a loading dose of ticagrelor on top of clopidogrel reduced post-percutaneous coronary intervention (PCI) myonecrosis. METHODS: Seventy seven coronary artery disease patients received a loading dose of 300 mg clopidogrel pre-PCI and were divided into three groups: group TT (n = 36): a loading dose of 180 mg ticagrelor pre-PCI, followed by ticagrelor 90 mg twice daily commencing one day post-PCI; group CT (n = 26): a maintenance dose of ticagrelor 90 mg twice daily; group CC (n = 15): clopidogrel 75 mg daily post-PCI...
January 10, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28070881/left-ventricular-function-after-takotsubo-is-not-fully-recovered-in-long-term-follow-up-a-speckle-tracking-echocardiography-study
#12
Radoslaw S Nowak, Marta Fijalkowska, Natasza Gilis-Malinowska, Milosz Jaguszewski, Rafal Galaska, Agnieszka Rojek, Krzysztof Narkiewicz, Marcin Gruchala, Marcin Fijalkowski
BACKGROUND: Complete improvement of left ventricle (LV) systolic function is an essential feature of takotsubo cardiomyopathy (TTC). It is suggested that 2-dimensional speckle tracking echocardiography (2D STE) can evaluate LV dysfunction more accurately than conventional echocardiography. Thus, the purpose of this research was to assertain whether LV function recovery is complete after the acute phase of TTC using 2D STE commencing 6 months after discharge. METHODS: Thirty patients (29 females, 67 ± 11 years) with an apical ballooning TTC pattern 225...
January 10, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/28151544/relationship-between-past-myocardial-infarction-periodontal-disease-and-porphyromonas-gingivalis-serum-antibodies-a-case-control-study
#13
Radosław P Łysek, Krystyna Szafraniec, Maciej Polak, Piotr Jankowski, Agnieszka Micek, Renata Wolfshaut-Wolak, Danuta Czarnecka, Jan Potempa, Andrzej Pająk
BACKGROUND: The relationship between chronic periodontitis (CP) and increased risk for cardiovascular disease (CVD) is known but quantitative assessments and mechanisms are not fully understood. The aim of this study was to assess the relationship between past myocardial infarction (MI) and the severity of CP, and the level of serum antibody titer against Porphyromonas gingivalis gingipains. METHODS: The study sample consisted of 97 patients after MI and 113 high risk controls with no history of coronary heart disease (CHD) matched with age, sex and place of residence (urban vs...
2, 2017: Cardiology Journal
https://www.readbyqxmd.com/read/27910085/sprint-fidelis-implantable-cardioverter-defibrillators-lead-patient-management-and-survival-single-center-study
#14
Marcin Grabowski, Jakub Kosma Rokicki, Sylwia Gajda, Łukasz Januszkiewicz, Andrzej Cacko, Przemysław Stolarz, Grzegorz Opolski
BACKGROUND: Over the last several years significant rises in the use of implanted cardioverter-defibrillators (ICD) have also resulted in a number of associated complications. This number includes lead failure. Sprint Fidelis ICD lead (SF) is regarded as a lead with elevated failure risk. Every center acting in accordance with the guidelines should observe patients more thoroughly especially with recalled leads and run a registry of their follow-up. The aim of the present research was to observe patients with SF leads (types 6948, 6949) from a single implantation center...
December 2, 2016: Cardiology Journal
https://www.readbyqxmd.com/read/27910083/radiofrequency-catheter-ablation-of-accessory-pathways-in-patients-with-ebstein-s-anomaly-at-8-years-of-follow-up
#15
Michał Orczykowski, Paweł Derejko, Robert Bodalski, Piotr Urbanek, Joanna Zakrzewska-Koperska, Radosław Sierpiński, Katarzyna Kalin, Andrzej Hasiec, Grzegorz Warmiński, Maria Miszczak-Knecht, Katarzyna Bieganowska, Rafał Baranowski, Maria Bilińska, Elżbieta Biernacka, Piotr Hoffman, Łukasz Szumowski
BACKGROUND: Data regarding long-term follow-up of radiofrequency catheter ablation (RFCA) of accessory pathways (APs) in patients with Ebstein's anomaly (EA) are limited. The procedures are challenging due to multiple or wide APs. METHODS: Analysis was performed on clinical and periprocedural data of patients with EA referred to the centre in order to perform catheter ablation of accessory pathway (AP). The group consisted of 22 patients (female 40.9%, mean age 33...
December 2, 2016: Cardiology Journal
https://www.readbyqxmd.com/read/27910082/impact-of-the-presence-of-chronically-occluded-coronary-artery-on-long-term-prognosis-of-patients-with-acute-st-segment-elevation-myocardial-infarction
#16
Maciej Lesiak, Monika Cugowska, Aleksander Araszkiewicz, Marek Grygier, Małgorzata Pyda, Włodzimierz Skorupski, Przemysław Mitkowski, Magdalena Łanocha, Stefan Grajek
BACKGROUND: Multivessel disease (MVD) is a significant risk factor in patients with acute ST-segment elevation myocardial infarction (STEMI). Whether the presence of chronic total occlusion (CTO) poses an additional hazard is still unknown. The objective of this study was to evaluate the impact of CTO on survival in STEMI patients. METHODS: The study group consisted of 836 STEMI patients treated with primary percutaneous coronary intervention (PCI). MVD was diagnosed in 52...
December 2, 2016: Cardiology Journal
https://www.readbyqxmd.com/read/27748502/preliminary-study-of-beta-blocker-therapy-on-modulation-of-interleukin-33-st2-signaling-during-ventricular-remodeling-after-acute-myocardial-infarction
#17
Jinggang Xia, Yang Qu, Chunlin Yin, Dong Xu
BACKGROUND: This study aimed to evaluate the role of β-blocker therapy on modulating interleukin (IL)-33/ST2 (interleukin-1 receptor-like 1) signaling during ventricular remodeling related to heart failure (HF) after acute myocardial infarction (AMI). METHODS: Sprague-Dawley rats that survived surgery to induce AMI were randomly divided into the placebo group and the β-blocker treatment group. A sham group was used as a control. Left ventricular (LV) function variables, the myocardial infarct size, fibrosis and IL-33/ST2 protein expression was measured...
October 17, 2016: Cardiology Journal
https://www.readbyqxmd.com/read/27748501/circulating-micrornas-as-novel-biomarkers-for-dilated-cardiomyopathy
#18
Hua Wang, Feng Chen, Jiabin Tong, Yingying Li, Jianping Cai, Yan Wang, Peng Li, Yichun Hao, Weimeng Tian, You Lv, Jia Chong, Jiefu Yang
BACKGROUND: Circulating microRNAs (miRNAs) potentially carry disease-specific information. In the current study, we aim to characterize the miRNA signature in plasma from dilated cardiomyopathy (DCM) patients and assess the possible correlation between expression levels of circulating miRNAs and symptom severity in DCM patients. METHODS: Using microarray-based miRNA expression profiling, we compared the miRNA expression levels in plasma samples from 4 DCM patients and 3 healthy controls...
October 17, 2016: Cardiology Journal
https://www.readbyqxmd.com/read/27748500/the-differences-in-the-relationship-between-diastolic-dysfunction-selected-biomarkers-and-collagen-turn-over-in-heart-failure-patients-with-preserved-and-reduced-ejection-fraction
#19
Blazej Michalski, Przemyslaw Trzcinski, Karolina Kupczynska, Dawid Miskowiec, Lukasz Peczek, Barbara Nawrot, Piotr Lipiec, Jaroslaw D Kasprzak
BACKGROUND: The aim of the study was to assess the correlation of the selected biomarkers and collagen turn-over indices with advanced echocardiographic parameters among patients with preserved and reduced ejection fraction (EF). METHODS: We included 62 patients with the symptomatic heart failure. The patients were divided in to two groups according to the evaluated ejection fraction (EF - Simpson method): heart failure with reduced ejection fraction (HFrEF) group - 30 patients with low EF - 35-50% (16 male, mean age 54...
October 17, 2016: Cardiology Journal
https://www.readbyqxmd.com/read/27748499/increased-sensitivity-of-prolonged-p-wave-during-exercise-stress-test-in-detection-of-angiographically-documented-coronary-artery-disease
#20
Agnieszka Wsol, Wioletta Wydra, Marek Chmielewski, Andrzej Swiatowiec, Marek Kuch
BACKGROUND: A retrospective study was designed to investigate P-wave duration changes in exercise stress (EST) test for the prediction of angiographically documented substantial coronary artery disease (CAD). METHODS: We analyzed 265 cases of patients, who underwent EST and subsequently coronary angiography. Analysis of P-wave duration was performed in leads II, V5 at rest, and in the recovery period. RESULTS: The sensitivity and specificity for the isolated ST-segment depression were only 31% and 76%, respectively...
October 17, 2016: Cardiology Journal
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