Publications by authors named "Marek Polomsky"

Management of a protruding coronary stent into the aortic root in patients undergoing evaluation for transcatheter aortic valve replacement can be challenging. We describe a patient treated with stent trimming and surgical aortic valve replacement, highlighting the importance of a multidisciplinary evaluation and selection process in this complex scenario.

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COVID-19 has widely affected health care delivery, but its impact on the management of infective endocarditis (IE), including valve surgery, is uncertain. We compared the national trends in admissions, demographics, and outcomes of IE before and after COVID-19 onset, using a national sample of IE admissions between 2016 and 2022 from the Vizient Clinical Database. The pre-COVID-19 and post-COVID-19 time periods were separated by the start of the second quarter of 2020, the time during which the COVID-19 pandemic was declared.

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Objective: The objective of this study was to evaluate trends, qualifications, race/ethnicity, and gender of applicants to integrated cardiothoracic (CT I-6) residency programs and compare them with other competitive surgical subspecialties.

Methods: Data were collected from the National Residency Matching Program, Electronic Residency Application Service, and Association of American Medical Colleges for thoracic surgery, orthopedic surgery, neurological surgery, otolaryngology (ENT), plastic surgery, and vascular surgery for 2010 t0 2020. Applicant gender, race/ethnicity, Alpha Omega Alpha (AOA) membership, United States Medical Licensing Examination scores, research productivity, and graduation from a top-40 medical school were analyzed.

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Transcatheter valve implantation in the mitral position with severe calcific mitral stenosis has been described in patients who are at an increased risk for conventional mitral valve surgical procedures. We report the direct deployment of the Sapien 3 valve in the mitral position with severe mitral annular calcification through a sternotomy in an arrested heart in two cases.

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Background: Metabolic diseases are thought to negatively impact the long-term survival of cardiac patients and have been shown to be associated with reduced durability of bioprosthetic heart valves. The purpose of this study is to determine whether long-term survival of post-valve replacement patients is affected by the presence of metabolic disease, and whether choice of tissue versus mechanical prosthesis impacts survival.

Methods: A retrospective review was conducted of all isolated valve replacements performed between 2002 and 2011 from the STS adult cardiac database of Emory Healthcare Hospitals.

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Background: It is unknown whether purported benefits of off-pump coronary artery bypass grafting are patient-specific within the Society of Thoracic Surgeons National Cardiac Database or dependent on center volume or operating surgeon.

Methods: The Society of Thoracic Surgeons National Cardiac Database was queried for all patients undergoing nonemergency, isolated coronary artery bypass between January 1, 2005, and December 31, 2010, who had Predicted Risk of Mortality scores and participant/surgeon identifiers. Of these 876,081 patients ("all sites"), 210,469 underwent surgery at participant sites that had performed more than 300 off-pump and 300 on-pump coronary artery bypass operations during the 6-year study period ("high-volume sites").

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The optimal strategy for coronary revascularization remains controversial. Currently, most surgical revascularizations are performed with the use of cardiopulmonary bypass (ONCAB), yet over the past 20 years off-pump coronary artery bypass grafting (OPCAB) has been increasingly used because of the increased awareness of the deleterious effects of cardiopulmonary bypass (CPB) and aortic manipulation. Small, prospective, randomized controlled trials have lacked sufficient sample size to demonstrate differences in early and long-term outcomes.

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Background: Esophageal stenting is increasingly being utilized to treat a variety of benign and malignant esophageal conditions. The aim of our study was to review our experience with self-expanding metal, plastic, and hybrid stents in the treatment of esophageal disease on a thoracic surgical service.

Methods: The study population consisted of 126 patients undergoing placement of 133 stents at a single institution from 2000 to 2008.

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Background: Although esophagectomy provides the highest probability of cure in patients with esophageal cancer, many candidates are never referred for surgery. We hypothesized that esophagectomy for esophageal cancer is underused, and we assessed the prevalence of resection in national, state, and local cancer data registries.

Study Design: Clinical stage, surgical and nonsurgical treatments, age, and race of patients with cancer of the esophagus were identified from the Surveillance, Epidemiology and End Results (SEER) registry (1988 to 2004), the Healthcare Association of NY State registry (HANYS 2007), and a single referral center (2000 to 2007).

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Background: Endoscopic resection and ablation have advanced the treatment of intramucosal esophageal adenocarcinoma and have been promoted as definitive therapy for selected superficial submucosal tumors. Controversy exists regarding the prevalence of nodal metastases at various depths of mucosal and submucosal invasion. Our aim was to clarify this prevalence and identify predictors of nodal spread.

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Background: Large-scale, population-based analyses of the demographics, management, and healthcare resource utilization of patients with an intrathoracic stomach are largely unknown, an issue which has become more important with the aging of the population. Our objective was to understand the magnitude of the problem and to assess clinical outcomes and hospital costs in elective and emergent admissions of patients with an intrathoracic stomach in a large population-based study.

Methods: The New York Statewide Planning and Research Cooperative System (SPARCS) administrative database was queried for primary ICD-9-CM codes 553.

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Background: Given our aging population, patients with an intrathoracic stomach are an increasing clinical problem. The timing of repair remains controversial, and most reports do not delineate morbidity of emergent presentation. The aim of the study was to compare the morbidity and mortality of elective and emergent repair.

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Background: Studies of positron emission tomography (PET) have focused mainly on tumor staging. The role of PET in predicting survival has received less attention. We sought to assess the relationship of pretreatment maximum standard uptake value (SUV(max)) to survival in surgical patients with esophageal cancer.

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Background: The development of high-resolution (HRM) catheters and software displays of manometric recordings in color-coded pressure plots has changed the diagnostic assessment of esophageal disease. HRM may offer advantages over conventional methods, including improved identification of motility disorders, hiatal hernia, and outflow obstruction, and ease interpretation.

Study Design: HRM studies were obtained in 50 healthy volunteers and 106 patients.

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Background: Modern-day concepts about the pathogenesis of an intrathoracic stomach include crural diaphragm muscular deterioration, loss of phrenoesophageal ligament integrity, and presence of abdominothoracic pressure gradients. The role of spinal abnormalities has received little attention. Based on clinical observation, we hypothesized that kyphosis and other spinal diseases are components of the pathophysiology of an intrathoracic stomach.

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