Revista Brasileira de Cardiologia Invasiva (English Edition)最新文献

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Rotational atherectomy in arteries with extreme calcification or previous failed dilation: technical aspects and late outcomes after percutaneous coronary intervention 对极度钙化或先前扩张失败的动脉进行旋转动脉粥样硬化切除术:经皮冠状动脉介入治疗后的技术方面和晚期结果
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2015.01.004
Pedro Henrique Magalhães Craveiro de Melo, Breno de Alencar Araripe Falcão, Cristiano Guedes Bezerra, Fábio Augusto Pinton, Welingson V.N. Guimarães, Rafael Cavalcante Silva, Celso K. Takimura, Marco Antônio Perin, Expedito Eustáquio Ribeiro da Silva, Antonio Esteves-Filho, José Mariani Jr., Pedro Alves Lemos Neto
{"title":"Rotational atherectomy in arteries with extreme calcification or previous failed dilation: technical aspects and late outcomes after percutaneous coronary intervention","authors":"Pedro Henrique Magalhães Craveiro de Melo,&nbsp;Breno de Alencar Araripe Falcão,&nbsp;Cristiano Guedes Bezerra,&nbsp;Fábio Augusto Pinton,&nbsp;Welingson V.N. Guimarães,&nbsp;Rafael Cavalcante Silva,&nbsp;Celso K. Takimura,&nbsp;Marco Antônio Perin,&nbsp;Expedito Eustáquio Ribeiro da Silva,&nbsp;Antonio Esteves-Filho,&nbsp;José Mariani Jr.,&nbsp;Pedro Alves Lemos Neto","doi":"10.1016/j.rbciev.2015.01.004","DOIUrl":"10.1016/j.rbciev.2015.01.004","url":null,"abstract":"<div><h3>Background</h3><p>Rotational atherectomy with new ablative strategies have been proposed for the treatment of extremely calcified lesions prior to stent implantation. Nevertheless, few data are available about the adoption of these new strategies in contemporary practice and about late outcomes of patients undergoing this therapy.</p></div><div><h3>Methods</h3><p>From July 2012 to November 2014, a retrospective single center registry was conducted, including all patients undergoing rotational atherectomy as part of the treatment of coronary arteries with heavy calcification or previous failed dilation. We evaluated technical aspects of atherectomy and late outcomes of patients for the occurrence of major adverse cardiovascular events (MACE), defined as death, Q-wave myocardial infarction or repeat target vessel revascularization.</p></div><div><h3>Results</h3><p>Twenty-nine patients with a mean age of 69.5 ± 7.6 years, underwent atherectomy. The average burr-to-artery ratio was 0.54 ± 0.07, the initial rotational speed was 161.000 ± 13.928 and the rate of cutting balloon utilization after atherectomy was 45.1%. Angiographic success was achieved in all procedures. The median follow-up time was 13.2 months (IQ: 4.0-17.4) and there were three events: 1 death of non- cardiac cause and 2 new target vessel revascularizations. The mean MACE-free survival time was 29.7 ± 2.1 months.</p></div><div><h3>Conclusions</h3><p>Contemporary rotational atherectomy incorporates less aggressive strategies of ablation with high rates of acute success and low occurrence of major adverse cardiovascular events during late follow-up.</p></div>","PeriodicalId":101094,"journal":{"name":"Revista Brasileira de Cardiologia Invasiva (English Edition)","volume":"23 1","pages":"Pages 38-41"},"PeriodicalIF":0.0,"publicationDate":"2015-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.rbciev.2015.01.004","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"112393468","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Percutaneous treatment of left ventricle and aortic pseudoaneuryms: three case series 经皮治疗左心室和主动脉假性动脉瘤:3例系列
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2015.02.002
João Luiz Langer Manica, Luciano Pereira Bender, Mônica Scott Borges, Paulo Roberto Lunardi Prates, Raul Ivo Rossi-Filho
{"title":"Percutaneous treatment of left ventricle and aortic pseudoaneuryms: three case series","authors":"João Luiz Langer Manica,&nbsp;Luciano Pereira Bender,&nbsp;Mônica Scott Borges,&nbsp;Paulo Roberto Lunardi Prates,&nbsp;Raul Ivo Rossi-Filho","doi":"10.1016/j.rbciev.2015.02.002","DOIUrl":"10.1016/j.rbciev.2015.02.002","url":null,"abstract":"<div><p>Left ventricular pseudoaneurysms are usually associated with acute myocardial infarction; however, these conditions may emerge in the late postoperative period of valvar surgery, and this can also occur with aortic pseudoaneurysms. These pseudoaneurysms often affect patients with high surgical risk, and percutaneous treatment is usually performed in reference centers for treatment of congenital heart diseases, due to anatomical characteristics of these defects. We present two cases of left ventricular pseudoaneurysms treated by transapical approach without need for cardiopulmonary bypass, and a case of aortic pseudoaneurysm treated by femoral approach, in which a snare was introduced by contralateral access, to allow for adequate support and guidance of the long sheath for accessing the defect.</p></div>","PeriodicalId":101094,"journal":{"name":"Revista Brasileira de Cardiologia Invasiva (English Edition)","volume":"23 1","pages":"Pages 73-76"},"PeriodicalIF":0.0,"publicationDate":"2015-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.rbciev.2015.02.002","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"95111736","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Predictors of rescue percutaneous coronary intervention after pharmacoinvasive strategy in women 女性药物侵入后经皮冠状动脉介入治疗的预测因素
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2015.01.001
José Marconi Almeida Sousa , Adriano Henrique Pereira Barbosa , Adriano Caixeta , Pedro Ivo de Marqui Moraes , Daniel Garoni Peternelli , Guilherme Melo Ferreira , Eryca Vanessa , Helena Nogueira Soufen , Iran Gonçalves , Silvio Reggi , Antônio Célio Camargo Moreno , Antônio Carlos Camargo Carvalho , Claudia M. Rodrigues Alves
{"title":"Predictors of rescue percutaneous coronary intervention after pharmacoinvasive strategy in women","authors":"José Marconi Almeida Sousa ,&nbsp;Adriano Henrique Pereira Barbosa ,&nbsp;Adriano Caixeta ,&nbsp;Pedro Ivo de Marqui Moraes ,&nbsp;Daniel Garoni Peternelli ,&nbsp;Guilherme Melo Ferreira ,&nbsp;Eryca Vanessa ,&nbsp;Helena Nogueira Soufen ,&nbsp;Iran Gonçalves ,&nbsp;Silvio Reggi ,&nbsp;Antônio Célio Camargo Moreno ,&nbsp;Antônio Carlos Camargo Carvalho ,&nbsp;Claudia M. Rodrigues Alves","doi":"10.1016/j.rbciev.2015.01.001","DOIUrl":"10.1016/j.rbciev.2015.01.001","url":null,"abstract":"<div><h3>Background</h3><p>Pharmacoinvasive therapy (PIT) is feasible in patients with acute myocardial infarction with ST-segment elevation (STEMI) when timely primary percutaneous coronary intervention (PCI) is unavailable. In this study, we compared women who underwent successful reperfusion PIT with those who required rescue PCI, to identify potential predictors of thrombolytic failure.</p></div><div><h3>Methods</h3><p>From January 2010 to November 2014, 327 consecutive women with STEMI were referred to a tertiary hospital, 206 after successful thrombolysis (63%) and 121 who required rescue PCI. The groups were compared regarding demographic, clinical and angiographic outcomes, and clinical (TIMI, GRACE, and ZWOLLE CADILLAC) and bleeding (CRUSADE) risk scores. A multivariate logistic regression model was used to identify predictors of thrombolytic failure.</p></div><div><h3>Results</h3><p>There was no significant difference between the demographic characteristics or the medical history of the groups. Rescue PCI group had significantly higher values of the evaluated scores. Clinical hospital complications and mortality (2.5% vs. 22.0%; <em>p</em> &lt; 0.0001) were more frequent in rescue PCI group. The independent variables associated with rescue PCI were pain-to-needle time &gt; 3<!--> <!-->h (OR: 3.07, 95%CI: 1.64 to 5.75; <em>p</em> &lt; 0.0001), ZWOLLE score (OR: 1.25; 95%CI: 1.14 to 1.37; <em>p</em> = 0.0001) and creatinine clearance (OR: 1.009, 95%CI: 1.0 to 1.02; <em>p</em> = 0.04).</p></div><div><h3>Conclusions</h3><p>Women with STEMI who underwent PIT and who required rescue PCI had significantly higher mortality compared to those who achieved initial success of PIT with elective PCI. Pain-to-needle time &gt; 3<!--> <!-->h, ZWOLLE score and creatinine clearance were independent predictors of the need for rescue PCI.</p></div>","PeriodicalId":101094,"journal":{"name":"Revista Brasileira de Cardiologia Invasiva (English Edition)","volume":"23 1","pages":"Pages 12-16"},"PeriodicalIF":0.0,"publicationDate":"2015-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.rbciev.2015.01.001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"104181843","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Evaluation of guidewire artifact subtraction in quantitative and tissue analysis with intracoronary ultrasound and iMAPTM technology in patients presenting with acute coronary syndrome: an iWonder study subanalysis 冠状动脉内超声和iMAPTM技术对急性冠状动脉综合征患者定量和组织分析中导丝伪影减影的评价:iWonder研究亚分析
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2015.01.006
Cristiano Freitas de Souza , Akiko Maehara , Jamil Ribeiro Cade , Eduardo R. Lima , Leonardo de Freitas C. Guimarães , Rafael Giuberti , Antonio Carlos Carvalho , Ryan Araripe Falcão , Claudia M.R. Alves , Adriano Caixeta
{"title":"Evaluation of guidewire artifact subtraction in quantitative and tissue analysis with intracoronary ultrasound and iMAPTM technology in patients presenting with acute coronary syndrome: an iWonder study subanalysis","authors":"Cristiano Freitas de Souza ,&nbsp;Akiko Maehara ,&nbsp;Jamil Ribeiro Cade ,&nbsp;Eduardo R. Lima ,&nbsp;Leonardo de Freitas C. Guimarães ,&nbsp;Rafael Giuberti ,&nbsp;Antonio Carlos Carvalho ,&nbsp;Ryan Araripe Falcão ,&nbsp;Claudia M.R. Alves ,&nbsp;Adriano Caixeta","doi":"10.1016/j.rbciev.2015.01.006","DOIUrl":"10.1016/j.rbciev.2015.01.006","url":null,"abstract":"<div><h3>Background</h3><p>Intravascular ultrasound (IVUS) is the most widely used ancillary method in Interventional Cardiology, and its analysis depends on standards for acquisition, measurement and interpretation of the images. By associating tissue characterization, the artifact caused by the guidewire may overestimate the percentage of necrotic core in certain lesions, leading to misclassification of fibroatheroma. In this paper we described quantitative and tissue analysis effects resulting from subtracting the effect of guidewire artifact on atherosclerotic lesions in patients with acute coronary syndrome.</p></div><div><h3>Methods</h3><p>Twenty-one patients with post-thrombolysis myocardial infarction were evaluated with grayscale IVUS and iMAP<sup>TM</sup> technology, totaling 76 lesions.</p></div><div><h3>Results</h3><p>Grayscale IVUS showed that the lesions had a mean length of 21.01 ± 18.03<!--> <!-->mm and revealed high plaque burden (52.07 ± 7.56%). The analysis by iMAP<sup>TM</sup> demonstrated that, after subtracting the guidewire artifact, there was a reduction of all tissue (necrotic, calcific, lipid and fibrotic) components, but more markedly in necrotic core (mean difference: 3.59%). In addition, after artifact subtraction 12.4% of the lesions that initially exhibited a necrotic core ≥ 10% ceased to be classified as fibroatheroma.</p></div><div><h3>Conclusions</h3><p>An atheroma analysis by iMAP<sup>TM</sup> technology showed that the guidewire artifact overestimated the tissue component of the necrotic core. This interference may change, in an erroneous and categorical way, the phenotypic characteristics of more stable and benign (fibrotic) lesions to potentially unstable lesions, for example, fibroatheromas, in a ratio of one out of ten patients.</p></div>","PeriodicalId":101094,"journal":{"name":"Revista Brasileira de Cardiologia Invasiva (English Edition)","volume":"23 1","pages":"Pages 52-57"},"PeriodicalIF":0.0,"publicationDate":"2015-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.rbciev.2015.01.006","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"110556010","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Twelve-month follow-up of complex patients treated with the Xience VTM everolimus drug-eluting stents in daily practice – results of the BRAVO Brazilian Registry 在日常实践中使用Xience VTM依维莫司药物洗脱支架治疗的复杂患者的12个月随访- BRAVO巴西注册结果
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2015.06.001
BRAVO study investigators
{"title":"Twelve-month follow-up of complex patients treated with the Xience VTM everolimus drug-eluting stents in daily practice – results of the BRAVO Brazilian Registry","authors":"BRAVO study investigators","doi":"10.1016/j.rbciev.2015.06.001","DOIUrl":"10.1016/j.rbciev.2015.06.001","url":null,"abstract":"<div><h3>Background</h3><p>The Xience V<sup>TM</sup> everolimus-eluting stent is a new generation drug-eluting stent (DES) that incorporates a low profile cobalt-chromium platform (81<!--> <!-->μm) and a highly biocompatible polymer (fluoropolymer), which carries and controls the release of everolimus. Recent studies have demonstrated sustained safety and efficacy of the Xience V<sup>TM</sup> in the treatment of real-world populations. Our aim was to report the clinical results of 12 months of the BRAVO Brazilian protocol.</p></div><div><h3>Methods</h3><p>The BRAVO Registry was a prospective, non-randomized, single-arm, multicenter (25 centers) study that evaluated the late clinical results of 535 minimally selected patients treated with the drug- eluting stent Xience V<sup>TM</sup> in Brazilian daily practice.</p></div><div><h3>Results</h3><p>Overall, 40% of patients had diabetes, 25% prior myocardial infarction, and 42% presented with acute coronary artery syndrome. The majority of lesions (69%) was highly complex (ACC/AHA type B2 or C). The mean length and the nominal stent diameter were 19.9 ± 5.3<!--> <!-->mm and 3.0 ± 0.4<!--> <!-->mm, respectively. The angiographic and procedural successes were 99.7 and 98%, respectively. At 12 months, the cumulative rate of major adverse cardiac events, available in 100% of patients, was 5.6% (cardiac death: 1.3%; acute myocardial infarction: 3.0%; revascularization of the target lesion: 2.2%). Stent thrombosis occurred in 5 patients (0,9%), and only 1 case was reported between 6 and 12 months.</p></div><div><h3>Conclusions</h3><p>The drug-eluting stent Xience V<sup>TM</sup> demonstrated sustained safety and efficacy up to 12 months in the treatment of complex coronary lesions in patients from daily practice.</p></div>","PeriodicalId":101094,"journal":{"name":"Revista Brasileira de Cardiologia Invasiva (English Edition)","volume":"23 1","pages":"Pages 22-27"},"PeriodicalIF":0.0,"publicationDate":"2015-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.rbciev.2015.06.001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"109269102","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Vascular response after implantation of biolimus A9-eluting stent with bioabsorbable polymer and everolimus-eluting stents with durable polymer. Results of the optical coherence tomography analysis of the BIOACTIVE randomized trial 可吸收聚合物生物莫司洗脱支架与耐用聚合物依维莫司洗脱支架植入术后血管反应的比较。BIOACTIVE随机试验的光学相干断层扫描分析结果
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2015.02.001
Daniel Chamié , Breno O. Almeida , Fábio Grandi , Evandro M. Filho , J. Ribamar Costa Jr. , Ricardo Costa , Rodolfo Staico , Dimytri Siqueira , Fausto Feres , Luiz Fernando Tanajura , Marinella Centemero , Áurea J. Chaves , Andrea Abizaid , Amanda G.M.R. Sousa , Alexandre Abizaid
{"title":"Vascular response after implantation of biolimus A9-eluting stent with bioabsorbable polymer and everolimus-eluting stents with durable polymer. Results of the optical coherence tomography analysis of the BIOACTIVE randomized trial","authors":"Daniel Chamié ,&nbsp;Breno O. Almeida ,&nbsp;Fábio Grandi ,&nbsp;Evandro M. Filho ,&nbsp;J. Ribamar Costa Jr. ,&nbsp;Ricardo Costa ,&nbsp;Rodolfo Staico ,&nbsp;Dimytri Siqueira ,&nbsp;Fausto Feres ,&nbsp;Luiz Fernando Tanajura ,&nbsp;Marinella Centemero ,&nbsp;Áurea J. Chaves ,&nbsp;Andrea Abizaid ,&nbsp;Amanda G.M.R. Sousa ,&nbsp;Alexandre Abizaid","doi":"10.1016/j.rbciev.2015.02.001","DOIUrl":"10.1016/j.rbciev.2015.02.001","url":null,"abstract":"<div><h3>Background</h3><p>In BIOACTIVE study, we evaluated vascular responses after the implant of biolimus A9-eluting stent (BES; BioMatrix<sup>TM</sup>) and the everolimus-eluting stent (EES; XIENCE V<sup>TM</sup>). In this study, we present the optical coherence tomography analysis (OCT) 6 months post-intervention.</p></div><div><h3>Methods</h3><p>Patients were randomized to treatment with BES (n = 22) or EES (n = 18). The primary outcome was the frequency of non-covered, poorly positioned struts by OCT.</p></div><div><h3>Results</h3><p>OCT was performed in 26 patients (BES: n = 15; EES: n = 11) and 749 tomographic images and 7,725 stent struts were analyzed. BES and EES showed similar luminal and stent areas. Neointimal hyperplasia area, neointimal thickness and the percentage of in-stent obstruction (8.44 ± 5.10% vs. 9.21 ± 6.36%; <em>p</em> = 0.74) were similar. The rates of not covered struts (BES: 2.10 ± 3.60% vs. ESS: 2.46 ± 2.15%, <em>p</em> = 0.77) and poorly positioned struts (BES: 0.48 ± 1.48% vs. EES 0.44 ± 1.05%, <em>p</em> = 0.94) were similarly low. The frequency of frames with signs consistent with peri-strut inflammatory infiltrate was low and similar between BES (15.53 ± 20.77%) and EES (11.70 ± 27.51%; <em>p</em> = 0.68).</p></div><div><h3>Conclusions</h3><p>The second-generation drug-eluting stents BES and EES were equally effective at suppressing the neointimal formation after 6 months, with favorable vascular responses. The frequency of frames with peri-strut infiltrate signals per patient was low, and lower than that observed historically with first-generation drug-eluting stents.</p></div>","PeriodicalId":101094,"journal":{"name":"Revista Brasileira de Cardiologia Invasiva (English Edition)","volume":"23 1","pages":"Pages 28-37"},"PeriodicalIF":0.0,"publicationDate":"2015-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.rbciev.2015.02.001","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"103076628","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Primary percutaneous coronary intervention in patient with dual left anterior descending artery 双左前降支患者的初步经皮冠状动脉介入治疗
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2014.12.002
Ricardo de Souza Alves Ferreira, José Luis Attab dos Santos, Clemente Greguolo, José Fábio Fabris Jr., Marcelo D’Anzicourt Pinto, Renato Sanchez Antônio
{"title":"Primary percutaneous coronary intervention in patient with dual left anterior descending artery","authors":"Ricardo de Souza Alves Ferreira,&nbsp;José Luis Attab dos Santos,&nbsp;Clemente Greguolo,&nbsp;José Fábio Fabris Jr.,&nbsp;Marcelo D’Anzicourt Pinto,&nbsp;Renato Sanchez Antônio","doi":"10.1016/j.rbciev.2014.12.002","DOIUrl":"10.1016/j.rbciev.2014.12.002","url":null,"abstract":"<div><p>The anatomy of the coronary arteries is well known, but there is a wide variety in their origin and distribution. The dual left anterior descending artery is defined as the presence of two left anterior descending arteries within the anterior interventricular sulcus and is classified into four types. It is a benign anatomical variant that should be recognized, especially before interventional procedures. We report a patient with type I dual left anterior descending artery, with acute anterior wall ST elevation myocardial infarction, referred for primary percutaneous coronary intervention.</p></div>","PeriodicalId":101094,"journal":{"name":"Revista Brasileira de Cardiologia Invasiva (English Edition)","volume":"23 1","pages":"Pages 66-69"},"PeriodicalIF":0.0,"publicationDate":"2015-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.rbciev.2014.12.002","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"108645730","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Accuracy and precision of online quantitative coronary angiography with automatic calibration: a pilot study 自动校准在线定量冠状动脉造影的准确性和精密度:一项初步研究
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2015.01.003
Fábio Augusto Pinton, Breno de Alencar Araripe Falcão, José Mariani Jr., Luiz Junya Kajita, Antonio Esteves Filho, Pedro A. Lemos Neto
{"title":"Accuracy and precision of online quantitative coronary angiography with automatic calibration: a pilot study","authors":"Fábio Augusto Pinton,&nbsp;Breno de Alencar Araripe Falcão,&nbsp;José Mariani Jr.,&nbsp;Luiz Junya Kajita,&nbsp;Antonio Esteves Filho,&nbsp;Pedro A. Lemos Neto","doi":"10.1016/j.rbciev.2015.01.003","DOIUrl":"10.1016/j.rbciev.2015.01.003","url":null,"abstract":"<div><h3>Background</h3><p>The objective of this study was to evaluate the degree of accuracy, precision, correlation, and agreement between the measurements performed by online Quantitative Coronary Angiography (QCA) software with automatic calibration.</p></div><div><h3>Methods</h3><p>Pilot study that analyzed angiographic images of ten patients through online QCA software using Auto ISO (automatic calibration isocenter) and Auto TOD (Table-to-Object Distance) automatic calibration. Catheter size was measured by both methods and the reference diameter was computed. These measurements were compared with the measurement of catheter diameter regarding accuracy, precision, and agreement.</p></div><div><h3>Results</h3><p>The actual average of the catheter diameter was 1.75 ± 0.32<!--> <!-->mm (range 1.33 to 2.67<!--> <!-->mm). The measurement of catheters by TOD QCA and ISO QCA resulted in mean diameters of 1.78 ± 0.37<!--> <!-->mm and 1.88 ± 0.38<!--> <!-->mm, respectively. The accuracy/precision of the TOD QCA and the ISO QCA was 0.03<!--> <!-->mm/0.21<!--> <!-->mm and 0.12<!--> <!-->mm/0.20<!--> <!-->mm, respectively. The TOD QCA and ISO QCA measures were among the limits of agreement in 96.3 and 94.7% of cases, respectively, and were significantly correlated (rs = 0.93, <em>p</em> &lt; 0.01). However, despite the small difference between the methods (0.10 ± 0.10<!--> <!-->mm), the ISO QCA measures were significantly higher than those obtained by the TOD QCA (<em>p</em> &lt; 0.01).</p></div><div><h3>Conclusions</h3><p>Online QCA with automatic calibration has good accuracy, precision, and correlation, which may represent a promising tool in the catheterization laboratory.</p></div>","PeriodicalId":101094,"journal":{"name":"Revista Brasileira de Cardiologia Invasiva (English Edition)","volume":"23 1","pages":"Pages 58-60"},"PeriodicalIF":0.0,"publicationDate":"2015-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/j.rbciev.2015.01.003","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"111146345","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Reperfusion in women with STEMI: a date not to be late! STEMI患者的再灌注:一个不能迟到的约会!
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2015.06.003
Gennaro Giustino , Neil Ruparelia , Roxana Mehran , Alaide Chieffo
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引用次数: 0
RBCI 2015 version RBCI 2015版本
Revista Brasileira de Cardiologia Invasiva (English Edition) Pub Date : 2015-01-01 DOI: 10.1016/j.rbciev.2015.06.005
Áurea J. Chaves
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引用次数: 0
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