Brazilian journal of cardiovascular surgery最新文献

{"title":"Catheter for Hemodialysis in Persistent Left Superior Vena Cava in a Patient with Aortic Valve Endocarditis.","authors":"Dejan Marković, Sonja Grković, Vladimir Tutuš, Emilija Nestorović, Duško Terzić, Radmila Karan, Milica Karadžić Kočica, Svetozar Putnik","doi":"10.21470/1678-9741-2023-0266","DOIUrl":"10.21470/1678-9741-2023-0266","url":null,"abstract":"<p><p>Persistent left superior vena cava (PLSVC) is a common congenital venous anomaly, usually associated with other congenital heart diseases (12%). Its incidence in the general population is 0.5%. In cardiac surgery patients, it is suspected when using the left subclavian vein or left internal jugular vein for central venous catheter or hemodialysis catheter placement. Transthoracic ultrasound exam is useful in confirming the position of catheters in the venous system by injecting a 5% glucose solution that can be visualized in the right atrium after administration through the catheter. Hemodialysis catheters can be inserted in the PLSVC with good catheter function and no major risk in increase of complications.</p>","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 3","pages":"e20230266"},"PeriodicalIF":0.0,"publicationDate":"2025-03-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11952074/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143733409","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}

{"title":"Evaluation of Transcutaneous Non-Invasive Blood Gas Analysis for Monitoring Gas Exchange in Pediatric Cardiac Surgical Patients Post Extubation.","authors":"Gaurav Pandey, Salman Pervaiz Butt, Arshad Ghori, Naveen G Singh","doi":"10.21470/1678-9741-2024-0010","DOIUrl":"10.21470/1678-9741-2024-0010","url":null,"abstract":"<p><strong>Introduction: </strong>Pediatric cardiac surgery patients need close post-extubation monitoring for ventilation. Non-invasive transcutaneous partial pressure of oxygen (TcPO2) and transcutaneous partial pressure of carbon dioxide (TcPCO2) offer continuous insights and in improving care.</p><p><strong>Objective: </strong>To investigate the correlation of transcutaneous blood gases (TcPO2, TcPCO2) with arterial blood gases i.e. arterial partial pressure of oxygen (PaO2) and arterial partial pressure of carbon dioxide (PaCO2).</p><p><strong>Methods: </strong>We conducted a study on 30 pediatric post-cardiac surgery patients (four months to three years old) who were extubated and exhibited stable hemodynamics (inotropic score ≤ 5), normal sinus rhythm, and no respiratory or heart failure signs. Continuous transcutaneous and intermittent arterial blood gas monitoring started one hour after extubation, with recordings every 30 minutes for four hours. A single observer conducted probe calibration and data recording to minimize variability, while analysis of 240 paired samples included correlation coefficient, linear regression, Bland-Altman analysis, and Mountain plot.</p><p><strong>Results: </strong>The r-value between PaCO2 and TcPCO2 was 0.95, r2-value of 0.9060 (P<0.001). Bland-Altman showed a bias of 2.579, and 95% limits of agreement were -6.4 to 1.3. The r-value between PaO2 and TcPO2 was 0.8942, r2-value of 0.7996 (P<0.001); bias of 20.171 and 95% limit of agreement of -0.5 to 40.9. The Mountain plot revealed a median of 2.57 for PaCO2 vs. TcPCO2 and 20.17 for PaO2 vs. TcPO2.</p><p><strong>Conclusion: </strong>Transcutaneous carbon dioxide values are interchangeable with arterial PaCO2 in our population study, acting as a surrogate in postoperative pediatric cardiac surgery. Confirmation with arterial blood gases is needed if discrepancies occur.</p>","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 3","pages":"e20240010"},"PeriodicalIF":0.0,"publicationDate":"2025-03-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11952150/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143733471","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}

{"title":"Perspectives of Pediatric Cardiology on the Creation of Pediatric Congenital Heart Surgery Subspecialty in Brazil.","authors":"Rachel Vilela de Abreu Haickel Nina, Tainá Belisa Ferreira Rosa, Barbara Neiva Tanaka","doi":"10.21470/1678-9741-2024-0200","DOIUrl":"10.21470/1678-9741-2024-0200","url":null,"abstract":"","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 3","pages":"e20240200"},"PeriodicalIF":0.0,"publicationDate":"2025-03-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11952209/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143733472","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}

{"title":"Predictors of Postoperative Hospital-Acquired Infection and Mortality Following Cardiac Surgery in a Low-Income Country: A Retrospective Cohort Study.","authors":"Camila Sales Fagundes, Diego Chemello, Luana Quintana Marchesan, Vitória Carolina Kohlrausch, Rafael Fortes Locateli, Eduardo Porto Santos, Isabella Klafke Brixner, Valéria Maria Limberger Bayer, Mateus Diniz Marques","doi":"10.21470/1678-9741-2024-0111","DOIUrl":"10.21470/1678-9741-2024-0111","url":null,"abstract":"<p><strong>Introduction: </strong>Recognizing the risk factors for postoperative hospital-acquired infection and mortality is crucial for better outcomes. We aimed to determine the risk predictors for postoperative hospital-acquired infection and death following cardiac surgery.</p><p><strong>Methods: </strong>This is a retrospective cohort study that included 880 consecutive adult patients who underwent cardiac surgery between 2015 and 2021. Multivariable logistic regression was performed to assess the predictors of postoperative hospital-acquired infection and mortality.</p><p><strong>Results: </strong>Patients who developed postoperative hospital-acquired infection had higher values on European System for Cardiac Operative Risk Evaluation score (4.01% vs. 2.51%; P=0.001), as well as longer hospital preoperative stay (9.44 vs. 8.28 days; P=0.049) and hospital length of stay (28.41 vs. 16.16 days; P<0.001). After multivariable analysis, predictors of postoperative hospital-acquired infection were longer hospital preoperative stay (odds ratio 1.024; 95% confidence interval 1.005-1.044; P=0.009), higher body mass index (odds ratio 1.043; 95% confidence interval 1.008-1.079; P=0.015), and longer extracorporeal circulation time (odds ratio 1.007; 95% confidence interval 1.003-1.012; P<0.001). Both longer extracorporeal circulations time and postoperative hospital-acquired infection were significantly associated with higher mortality before hospital discharge (odds ratio 1.012; 95% confidence interval 1.006-1.019; P<0.001; and odds ratio 2.418; 95% confidence interval 1.385-4.233; P=0.001, respectively).</p><p><strong>Conclusion: </strong>Extended preoperative hospitalization, body mass index, and extracorporeal circulation time are correlated with heightened postoperative hospital-acquired infection rates. Moreover, longer extracorporeal circulation time and postoperative hospital-acquired infection incidence emerged as significant predictors of mortality following cardiac surgery.</p>","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 2","pages":"e20240111"},"PeriodicalIF":0.0,"publicationDate":"2025-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11951934/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143733406","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}

{"title":"Comparative Study on the Outcomes of Right Ventricular Outflow Tract Stenting vs. Modified Blalock-Taussig Shunt in Patients with Tetralogy of Fallot: A Prospective Randomized Trial.","authors":"Aleksey V Voitov, Meline G Morsina, Serezha N Manukian, Ilya A Soynov, Nataliya R Nichay, Yury Yu Kulyabin, Aleksey N Arkhipov, Manolis G Pursanov, Artem V Gorbatykh, Alexander V Bogachev-Prokophiev","doi":"10.21470/1678-9741-2023-0478","DOIUrl":"10.21470/1678-9741-2023-0478","url":null,"abstract":"<p><strong>Objective: </strong>To evaluate pulmonary vascular development and outcomes of complete correction following palliative treatment in infants with critical tetralogy of Fallot.</p><p><strong>Methods: </strong>This prospective, randomized, two-center study included infants with tetralogy of Fallot who underwent surgery between June 2018 and 2022. The patients were divided into two groups - those who underwent stenting of the right ventricular outflow tract (stent group, n=21) and those who underwent modified Blalock-Taussig shunt placement (shunt group, n=21).</p><p><strong>Results: </strong>In the stent group, a significantly greater increase in Nakata index was observed, with mean values rising from 104.2 to 208.6 mm2/m2, compared to an increase from 107.3 to 169.4 mm2/m2 in the shunt group (P<0.01). According to the mixed model analysis, the rate of growth of the right pulmonary artery in the stent group was 2.05*10-2 z score/day, which was 3.01 times greater than that in the shunt group (P<0.01). The rate of growth of the left pulmonary artery in the stent group was 2.3*10-2 z score/day, which was 1.47 times greater than that in the shunt group (P<0.01). In one patient (4.8%), after 76 days following the stenting of the RVOT, a severe infectious process with sepsis occurred, leading to a fatal outcome. Complete correction in the stent group involved transannular patch repair of the right ventricular outflow tract to the pulmonary artery in 12 patients (60%), while the same procedure was performed in 15 patients (71.4%) in the shunt group (P=0.52).</p><p><strong>Conclusion: </strong>Stenting of the right ventricular outflow tract provides hemodynamic stabilization and symmetric growth of the pulmonary vascular bed compared to the formation of a modified Blalock-Taussig shunt.</p>","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 2","pages":"e20230478"},"PeriodicalIF":0.0,"publicationDate":"2025-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11951935/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143733404","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}

{"title":"Mini-Sternotomy vs. Right Anterior Mini-Thoracotomy for Surgical Aortic Valve Replacement - A Systematic Review and Meta-Analysis.","authors":"Dimitrios Starvridis, Arian Arjomandi Rad, Paola Keese Montanhesi, Hristo Kirov, Max Wacker, Panagiotis Tasoudis, Murat Mukharyamov, Ricardo E Treml, Jens Wippermann, Torsten Doenst, Ibrahim Sultan, Michel Pompeu Sá, Tulio Caldonazo","doi":"10.21470/1678-9741-2024-0211","DOIUrl":"10.21470/1678-9741-2024-0211","url":null,"abstract":"<p><strong>Introduction: </strong>Minimally invasive techniques for aortic valve replacement have become increasingly popular. The most common minimally invasive approaches are mini-sternotomy and right anterior mini-thoracotomy. We aimed to review the literature and compare clinical outcomes for these two approaches.</p><p><strong>Methods: </strong>Three databases were assessed. The primary endpoint was perioperative mortality. The secondary endpoints were reoperation for bleeding, stroke, operation duration, intensive care unit length of stay, cardiopulmonary bypass time, cross-clamping time, hospital length of stay, paravalvular leak, renal complications, conversion to full sternotomy, permanent pacemaker implantation, and wound infection. Random effects models were performed.</p><p><strong>Results: </strong>Ten studies were included in the meta-analysis (30,524 patients). There was no difference in perioperative mortality between groups (odds ratio: 0.83; 95% confidence interval 0.57-1.21; P=0.33). In comparison with mini-sternotomy, right anterior mini-thoracotomy showed higher rates of reoperation for bleeding (odds ratio: 0.69; 95% confidence interval 0.50-0.97; P=0.03), lower rates of stroke (odds ratio: 1.27; 95% confidence interval 1.01-1.60; P=0.04), and longer operation duration (standard mean difference: -0.58; 95% confidence interval -1.01 to -0.14; P=0.01). Other secondary endpoints were not statistically significant.</p><p><strong>Conclusion: </strong>The results suggest that both techniques present similar perioperative mortality rates for aortic valve replacement. However, right anterior mini-thoracotomy is associated with higher rates of reoperation for bleeding, lower rates of stroke, and longer operation duration time.</p>","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 3","pages":"e20240211"},"PeriodicalIF":1.2,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11925351/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143659833","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}

{"title":"The Bioartificial Heart: Our Mission to Mars.","authors":"Gabriel R Liguori","doi":"10.21470/1678-9741-2025-0044","DOIUrl":"10.21470/1678-9741-2025-0044","url":null,"abstract":"","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 1","pages":"e20250044"},"PeriodicalIF":0.0,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11927143/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143659796","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}

{"title":"Sowing an Idea to Harvest a Better Future.","authors":"Francisco Candido Monteiro Cajueiro","doi":"10.21470/1678-9741-2024-0166","DOIUrl":"10.21470/1678-9741-2024-0166","url":null,"abstract":"","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 3","pages":"e20240166"},"PeriodicalIF":0.0,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11925283/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143659858","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}

{"title":"Use of Antegrade Coronary Oxygen Persufflation as a Strategy for Donor Heart Preservation.","authors":"Maksim O Zhulkov, Dmitry A Sirota, Ilya S Zykov, Olga V Poveshchenko, Maria A Surovtseva, Irina A Kim, Andrey V Protopopov, Azat K Sabetov, Khava A Agaeva, Alexandr G Makaev, Aleksandr P Nadeev, Vladislav E Kliver, Evgeniy E Kliver, Alexander M Volkov, Natalya A Karmadonova, Yaroslav M Smirnov, Alexey D Limanskiy, Aleksandra R Tarkova, Aleksandr M Chernyavskiy","doi":"10.21470/1678-9741-2023-0469","DOIUrl":"10.21470/1678-9741-2023-0469","url":null,"abstract":"<p><strong>Objective: </strong>To assess the technical feasibility and functional, metabolic, and structural myocardial integrity of the donor heart after four hours of direct coronary oxygen persufflation (COP).</p><p><strong>Methods: </strong>This research was carried out on three-month-old minipig siblings weighing 23-36 kg. Cardiac arrest was achieved by administrating two liters of Bretschneider's cardioplegic solution (histidine-tryptophan-ketoglutarate [HTK]) (Custodiol®, Germany) into the aortic root. Orthotopic heart transplantation was performed after three hours of cardiac arrest.</p><p><strong>Results: </strong>A statistically significant decrease in cardiac output was observed in both groups (from 3.36 ± 0.36 l/min and 3.72 ± 0.52 l/min in the HTK group and modified HTK + COP to 2.35 ± 0.52 l/min and 2.15 ± 0.34 l/min, respectively) (Р<0.05). Differences between both groups were insignificant (P>0.05). Cardiac output was 2.99 ± 0.45 l/min and 2.48 ± 0.58 l/min (Р>0.05) in both groups after 120 min of cardiac recovery. Lactate dehydrogenase, creatine phosphokinase-MB, and troponin I changes in coronary sinus blood were significantly higher in the early reperfusion period. Statistical insignificance was observed between both groups (P>0.05). Myocardial oxygen consumption was 8.2 [7.35; 9.35] ml-О2/min/100 g and 7.7 [6.75; 10.12] ml-О2/min/100g in both groups (P>0.05). Histological examinations demonstrate no significant myocardial ischemic injury in the persufflation group.</p><p><strong>Conclusion: </strong>The study demonstrated technical feasibility and safety of direct coronary persufflation for four hours during ex vivo donor heart conditioning. However, no significant advantages of direct COP were observed over the standard cold preservation protocol.</p>","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 2","pages":"e20230469"},"PeriodicalIF":0.0,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11924643/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143659830","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}

{"title":"The Effect of Prognostic Nutritional Index in Predicting Clinical Outcomes in Valve Replacement Patients.","authors":"Rifat Özmen, Funda İpekten, Gülden Sarı, Aydın Tunçay, Okan Özocak, Fatma Sena Topçu, Ahmet Öztürk, Kürşat Gündoğan","doi":"10.21470/1678-9741-2023-0503","DOIUrl":"10.21470/1678-9741-2023-0503","url":null,"abstract":"<p><strong>Introduction: </strong>Cardiopulmonary bypass is known to be a cause of systemic inflammatory response. The systemic inflammatory response affects albumin and lymphocyte levels and is associated with the development of complications. Serum albumin and lymphocyte concentrations have been used to create inflammation-based risk scores, which predict prognosis in different patient groups. One of these risk scores is called the Prognostic Nutritional Index (PNI). In this study, our objective was to examine how changes in PNI values, measured at different times before and after surgery, impact clinical outcomes and hospital mortality.</p><p><strong>Methods: </strong>One hundred and sixty-four patients were retrospectively scanned and included in the study. Patients were divided into aortic valve replacement (AVR) and mitral valve replacement (MVR) groups. The patient's preoperative and postoperative PNI values were examined. Duration of cross-clamping, cardiopulmonary bypass time, length of hospital and intensive care unit stay, postoperative mortality, atrial fibrillation, and acute kidney injury (AKI) development were evaluated.</p><p><strong>Results: </strong>Preoperative and second PNI values were lower in the patients that developed AKI and non-survivors. The PNI cutoff value was ≤ 28.01 in non-survivors (P=0.001). In the MVR group, the decrease in PNI value over time was statistically significant (P<0.001). There was a negative correlation between preoperative PNI value and length of stay in intensive care unit, cross-clamping, and cardiopulmonary bypass duration (P<0.05, P<0.01).</p><p><strong>Conclusion: </strong>A correlation was determined between the PNI value and development of postoperative AKI and mortality. PNI value, an easy method to use, can be used in the follow-up of these patients.</p>","PeriodicalId":72457,"journal":{"name":"Brazilian journal of cardiovascular surgery","volume":"40 2","pages":"e20230503"},"PeriodicalIF":0.0,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11924953/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143659827","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}