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Journal and News Scan
This meta-analysis evaluated the performance of The German Registry of Acute Aortic Dissection Type A (GERAADA) score in predicting 30-day mortality after type A acute aortic dissection (TAAAD) surgery across 11 studies. With an observed mortality of 12.2 percent, GERAADA showed moderate discrimination (AUC 0.70) and good calibration, with a pooled expected mortality of 18.4 percent compared to EuroSCORE II's 5.8 percent. When both scores were directly compared in five studies, GERAADA showed better calibration than EuroSCORE II, while the discrimination between the two remained similar. The study concludes GERAADA offers better calibration for predicting 30-day postoperative mortality following TAAAD and highlights the challenges of predicting outcomes in complex cases.
Increasing demand for donor hearts in cardiac transplantation has spurred interest in xenotransplantation aided by advancements in immunosuppression and genetic engineering. Clinical trials of genetically modified pig hearts have seen two patients survive 40 and 60 days before graft failure. Research is now focusing on assessing xenografts in brain-dead recipients. Despite progress, challenges such as adaptive immune responses remain. Recent xenotransplantations at the University of Maryland mark important advancements, offering a promising solution to the growing organ donor shortage. This review offers a comprehensive evaluation of the recent advances, persistent challenges, and future potential of cardiac xenotransplantation, with an emphasis on translating preclinical innovations into clinical practice.
This retrospective study analyzed outcomes of 970 bilateral lung transplant recipients at a single center from 2007–2023, stratified by age groups: 15–64, 65–69, 70–74, and 75–years. Findings showed that older recipients (greater than or equal to 65 years) had similar short-term outcomes, including 1-year survival rates, compared to younger patients, despite longer hospital stays and less frequent need for extracorporeal membrane oxygenation (ECMO) at 72 hours post-transplant. Median survival decreased with age: 6.1 years (15–64), 4.8 years (65–69), 4.7 years (70–74), and 4.5 years (75–79). Five-year survival rates were 58.0 percent, 46.8 percent, 44.5 percent, and 47.2 percent, respectively. Causes of death varied with age; graft failure was more common in younger patients, while infection, malignancy, and cardiovascular disease predominated in older groups. This study highlights the increasing acceptance of lung transplantation in elderly patients, especially those aged 70–74, demonstrating that careful selection can yield acceptable perioperative outcomes and that advanced age should not be considered an absolute contraindication for lung transplantation.
This recently published consensus statement, endorsed by multiple transplant societies including the International Society for Heart and Lung Transplantation (ISHLT), aims to address the existing gaps in consensus regarding the role of circulating antibodies and their relationship to antibody-mediated rejection in heart transplantation. The conclusions summarize the cut-offs for risk stratification and management of pre-transplant detected antibodies, the importance of special donor considerations and physical prospective crossmatches, the role of desensitization protocols, perioperative management, post-transplant antibody monitoring, and immunosuppression strategies. The consensus seeks to establish a more standardized approach that bridges current knowledge gaps and facilitates more structured research going forward.
This article presents a large, population-based study using UK primary care data to identify comorbid conditions associated with lung cancer in never-smokers (LCINS). Across two independent data sets (CPRD-GOLD and CPRD-Aurum), the study found several inflammatory and autoimmune conditions significantly associated with an increased risk of LCINS, particularly COPD/emphysema, gastroesophageal reflux disease (GERD), gastritis, type 1 diabetes mellitus, anemia, and bronchitis. These associations persisted even after adjusting for medication use, socioeconomic status, and body mass index. This study underscores the biological plausibility of chronic inflammation as a contributing factor to the pathogenesis of LCINS.
This research is of high relevance to the CTSNet global cardiothoracic surgery audience, as it informs risk stratification and screening strategies for lung cancer in patients without a history of smoking. Understanding these associations could enhance early detection and influence surgical evaluations in the growing population of LCINS patients.
This article describes the outcomes of adding active chest tube clearance (ATC) to enhanced recovery after cardiac surgery (ERAS) program, comparing 684 patients who underwent ATC compared to 650 patients who did not. The authors noted a 41 percent reduction in retained blood (ATC group: 8.2 percent vs non-ATC group: 4.8 percent, p<0.05), a decrease in postoperative atrial fibrillation (ATC group: 28 percent vs non-ATC group: 33 percent, p<0.05), and a statistically significant reduction in median ICU hours. This improvement was attributed to the known high incidence of clogging in chest tubes, which was improved with active chest tube clearance. The authors also correlated their outcomes with favorable improvements in resource utilization and cost savings.
Heart valve disease is a leading cause of mortality, with increasing incidence due to an aging population. Early referral to specialized heart networks is vital, as late diagnosis often leads to palliative rather than curative treatment. Geographic variations exist in diseases causes, and less than 25 percent of patients are referred for necessary interventions, partly due to perceived treatment risks. Establishing multidisciplinary heart networks can improve patient survival by tailoring treatment plans and facilitating early referrals, demonstrating that timely interventions enhance long-term outcomes for those with heart valve disease.
This study evaluated social media and online platform use among 223 randomly selected, actively practicing cardiothoracic surgeons from the American Association for Thoracic Surgery. Nearly all surgeons (99.6 percent) had a professional online presence, primarily through practice websites (99.6 percent), CTSNet (98.2 percent), LinkedIn (78.9 percent), and ResearchGate (57.4 percent). However, active engagement with general social media platforms was relatively low (42.6 percent), with X/Twitter being the most used (32.7 percent). No significant differences were observed in platform use across subspecialties, practice types, or training pathways. Notably, female surgeons and those practicing in the Southwest United States were more likely to use Facebook and Instagram. Early-career surgeons had higher overall online presence scores and were more active on X/Twitter, while mid-career surgeons favored LinkedIn. These findings highlight that while professional networking is nearly universal, broader social media engagement among cardiothoracic surgeons remains limited, offering opportunities for increased digital outreach and patient engagement.
Mitral valve leaflet and subvalvular apparatus abnormalities can cause left ventricular outflow tract obstruction in the absence of septal hypertrophy. The authors discuss different techniques to address this situation, based on two key principles: modifying the effects of altered flow vortices that change the position of mitral valve leaflets with relation to the outflow tract and restoring posterior coaptation of the leaflets. The preoperative workup is detailed, including echocardiography and cardiac MRI to assess leaflet and papillary muscle anatomy. Various repair techniques are described, including anterior leaflet shortening, reduction of posterior leaflet height, papillary muscle head reorientation and partial resection, as well as mitral valve replacement when necessary.
This cross-sectional study examined gender representation in general thoracic surgery across 30 training programs in the United States and Europe (2023–2024). Women comprised 17.7 percent of faculty in US programs and 29.5 percent in European centers. Female representation in leadership was limited, with women serving as thoracic surgery program directors in 26.7 percent of US and 13 percent of European programs. While women were well represented among trainee society members (US: 39.2 percent, Europe: 46.1 percent), their proportion dropped significantly among active and senior members (US: 12.9 percent, Europe: 19.2 percent). The findings reveal persistent global disparities in women’s advancement to faculty and leadership roles, despite progress at the trainee levels. Barriers such as mentorship gaps and systemic biases hinder career progression. The authors call for targeted, collaborative strategies to foster diversity, equity, and inclusion.