Publications by authors named "Bubse Na"

Objectives: To investigate the impact of cardiothoracic residents on the quality of lung cancer surgery through a retrospective single-center cohort study.

Methods: Patients who underwent lung cancer surgery during the resident-involved period (R-Inv; 23.03-23.

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Purpose: Low-dose chest computed tomography (LDCT) is recommended for surveillance 2-3 years after curative resection of non-small cell lung cancer (NSCLC); however, supporting clinical evidence is limited. This study compared LDCT with contrast-enhanced chest computed tomography (CECT) in terms of recurrence detection and overall survival (OS) in patients two years after curative resection of NSCLC.

Materials And Methods: Among patients who underwent curative resection for NSCLC between January 2011 and December 2017 and survived for 2 years without recurrence, 2083 patients were included.

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Objectives: Recently, sarcopenia has been linked to unfavorable outcomes in various surgical procedures, including lung cancer surgery. This study aimed to investigate the impact of respiratory sarcopenia (RS) on postoperative and long-term outcomes in elderly patients undergoing lung cancer surgery.

Methods: This retrospective study included patients aged 70 years and older who underwent lobectomy with curative intent for lung cancer between 2017 and 2019.

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Background: This study aimed to compare long-term clinical outcomes of percutaneous needle biopsy (PCNB) versus surgical biopsy in patients with peripheral, small-sized clinical stage 1 non-small cell lung cancer (NSCLC) with computed tomography (CT)-defined visceral pleural invasion (VPI).

Methods: We retrospectively analyzed patients who underwent surgery for NSCLC with CT-defined VPI between 2010 and 2017. We excluded patients with non-peripheral NSCLC, or cancers > 3 cm.

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Robotic esophagectomy has improved early outcomes and enhanced the quality of lymphadenectomy for esophageal cancer surgery. This study aimed to determine risk factors for long-term survival following robotic esophagectomy and the causes of long-term mortality. We included patients who underwent robotic esophagectomy at our institute between 2010 and 2022.

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Article Synopsis
  • Chest wall resection (CWR) is a surgical procedure aimed at treating serious chest conditions, but its impact on lung function and thoracic cavity volume (TCV) has not been widely studied.
  • A review of 45 patients who underwent CWR revealed significant long-term decreases in pulmonary function, specifically in forced vital capacity (FVC) and forced expiratory volume (FEV), but no significant changes in TCV or the ratio of FEV/FVC.
  • The extent of rib resection influenced outcomes, with patients undergoing more extensive resections (≥3 ribs) experiencing greater decreases in lung function compared to those with fewer ribs resected.
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Background: The inflation-deflation (ID) method has long been the standard for intraoperative margin assessment in segmentectomy. However, with advancements in vision technology, the use of near-infrared mapping with indocyanine green (ICG) has become increasingly common. This study was conducted to compare the perioperative outcomes and resection margins achieved using these methods.

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Article Synopsis
  • The study looked at how safe lung surgery is for patients who had COVID-19 compared to those who didn’t!
  • Out of 1194 patients, those who had COVID-19 and were vaccinated showed no major problems after surgery, even if they had surgery soon after getting infected!
  • The findings suggest it's okay to have lung surgery soon after a COVID-19 infection, especially in vaccinated patients, without increasing the risk of complications!
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Background: Anastomosis complications after esophagectomy are related to postoperative survival and quality of life. This is a retrospective observational study to identify risk factors for anastomotic stricture after esophageal cancer surgery and the effect of different anastomosis techniques on stricture development.

Methods: This study included 737 patients who underwent esophagectomy for esophageal cancer that used stomach conduits.

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Objectives: We compared the computed tomographic (CT) volumetric analysis and anatomical segment counting (ASC) for predicting postoperative forced expiratory volume in 1 s (FEV1) and diffusing capacity for carbon monoxide (DLCO) in patients who had segmentectomy for early-stage lung cancer.

Methods: A total of 175 patients who had segmentectomy for lung cancer and had postoperative pulmonary function test were included. CT volumetric analysis was performed by software, which could measure total lung and target segment volume from CT images.

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Background: The treatment of malignant pleural mesothelioma (MPM) is challenging, and multimodal treatment including surgery is recommended; however, the role of surgery is debated. The treatment outcomes of MPM in Korea have not been reported. We analyzed the outcomes of MPM in the context of multimodal treatment, including surgery.

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Recurrent laryngeal nerve injury can develop following cervical or thoracic surgery; however, few reports have described intraoperative recurrent laryngeal nerve monitoring. Consensus regarding the use of this technique during thoracic surgery is lacking. We used intraoperative recurrent laryngeal nerve monitoring in a patient with contralateral vocal cord paralysis who was scheduled for completion pneumonectomy.

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Elevated carbohydrate antigen (CA) 19-9 can indicate malignancies of the gastrointestinal, pancreatic, and biliary tracts, and be found in a pulmonary sequestration. A 30-year-old man visited Seoul National University Bundang Hospital due to elevated CA 19-9 levels, representing pulmonary sequestration of the bilateral lower lobes, which were connected with each other. We performed left lower lobectomy and division of the systemic arteries.

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A 49-year-old male presented with chills and a fever. Five years previously, he underwent ascending aorta and aortic arch replacement using the elephant trunk technique for DeBakey type 1 aortic dissection. The preoperative evaluation found an esophago-paraprosthetic fistula between the prosthetic graft and the esophagus.

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