Publications by authors named "Waldemar Schreiner"

Background: A structured risk assessment of patients with validated and evidence-based tools can help to identify modifiable factors before major surgeries. The Protego Maxima trial investigated the value of a new digitized risk assessment tool that combines tools which can be easily used and implemented in the clinical workflow by doctors and qualified medical staff. The hypothesis was that the structured assessment and risk-grouping is predictive of short-term surgical quality reflected by complications and overall survival.

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Background: Neoadjuvant immunochemotherapy is currently being tested in pivotal trials for stage I to III nonsmall cell lung cancer (NSCLC). The impact of immunochemotherapy in patients with oligometastatic disease (OMD) remains undefined. This study aimed to compare the outcomes of radical treatment after the neoadjuvant course of immunochemotherapy versus chemotherapy.

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Objective: The study aimed to prospectively evaluate a new molecular biomarker panel (KRAS, NRAS, BRAF, PIK3CA, and ERBB2) for palliative first-line treatment of colorectal cancer (CRC), including a multidisciplinary treatment approach. The rate of secondary metastasis resections was assessed.

Patients And Methods: A total of 40 patients with definitively nonresectable metastatic CRC were enrolled from 10 centers before the interim analysis (June 2019) of the IVOPAK II trial (Interdisciplinary Care with Quality Control in Palliative Treatment of Colorectal Cancer).

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Background:  Despite weak evidence, pulmonary metastasectomy (PM) is widely performed with intent to improve patient survival. Our single-institution analysis aims to evaluate outcomes and to identify factors influencing survival of patients undergoing PM for metastases from wide range of primary tumors.

Materials And Methods:  All patients undergoing curative-intent PM between 2008 and 2018 were retrospectively analyzed.

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Background:  There is no consensus on the value of pulmonary metastasectomy (PM) for head and neck cancer (HNC). The aim of our single-institution study was to evaluate outcomes and to examine factors influencing 5-year survival of patients undergoing resections for HNC lung metastases.

Methods:  All HNC patients undergoing curative-intent PM between January 2008 and December 2018 were retrospectively analyzed.

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Background: There is no consensus on the management of spontaneous sternoclavicular joint infection (SCJI). Negative pressure wound therapy (NPWT) has been widely accepted for SCJI. We reviewed our experience with the management of this condition comparing NPWT alone and NPWT combined with instillation and dwell time.

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Background: Pulmonary metastasectomy (PM) has commonly been performed in patients with controlled metastatic sarcoma. We reviewed our single-institution experience with pulmonary resections for sarcoma to analyse clinical outcome and to identify prognostic factors associated with patient survival.

Methods: All sarcoma patients undergoing curative intent PM between 2008 and 2014 were retrospectively analysed.

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Background: Intraoperative neuromuscular monitoring (IONM) is a widespread procedure to identify and protect the recurrent laryngeal nerve (RLN) during thyroid surgery. However, for left thoracic surgery with high risk of RLN injury, both reliable recurrent laryngeal nerve monitoring and one-lung ventilation could interfere.

Methods: In this prospective study, a new method for IONM during one-lung ventilation combining RLN monitoring with an electromyographic (EMG) endotracheal tube (ETT) and lung separation using the EZ-Blocker (EZB) is described and its clinical feasibility and effectiveness were assessed.

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Background: Major pathologic response (MPR) determines favorable outcome in locally advanced non-small cell lung cancer after induction therapy (IT) followed by lung resection. The aim of this retrospective study was to identify the prognostic relevance of MPR in long-term interval.

Methods: In 55 patients, the survival rate according to MPR and non-MPR was estimated by Kaplan-Meier method and compared using log-rank, Breslow, and Tarone-Ware tests.

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Introduction: Hyperhidrosis (HH) is associated with physical and psychological restrictions. The treatment includes both conservative and surgical methods and aims to permanently improve the quality of life (QoL) of those affected. Endoscopic sympathetic blockade (ESB) is an established surgical therapeutic method and is considered effective when conservative treatment options fail.

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Background: Limited data on sternal and/or anterior chest wall resections for secondary malignancies exist. The purpose of this study was to examine the perioperative outcomes and postoperative overall survival (OS) in patients who underwent sternal and/or anterior chest wall resections for secondary sternal tumors (SSTs).

Methods: A retrospective analysis of all patients who underwent resection of SSTs at single institution between 2000 and 2016 has been performed.

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Background: Pathologic complete response (pCR) is dominant prognostic factor determining favorable outcome in locally advanced non-small cell lung cancer (NSCLC) after induction therapy (IT). There is no non-operative diagnostics that adequately estimates the pCR. Aim of this retrospective study was to assess the correlation between clinical and pathological factors in patients with pCR.

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Background: The outcomes of so called "salvage" resections after definitive chemoradiation vs. curative resections after neoadjuvant chemoradiation therapy (IT-resection) in patients with stage IIIA/B locally advanced non-small cell lung cancer have rarely been compared. The aim of our study was to compare perioperative results, postoperative and recurrence-free survival and to identify relevant prognostic survival factors for both therapy strategies.

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Introduction: Sympathetic clipping in the presence of an azygos lobe is a rare combination. Anatomical relations between the sympathetic trunk and the mesoazygos impede surgical handling and can be associated with potential complications.

Indication: We report the case of a 25-year old woman with grade III palmoplantar and axillary hyperhidrosis with azygos lobe incidentally found on preoperative chest X-ray.

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Background: The incidence of local failure and residual tumor after definitive chemoradiation therapy (dCRT) for locally advanced non-small-cell lung cancer remains high, irrespective of applied radiation dose (>59 Gy). So-called salvage surgery has been suggested as a feasible treatment option after failure of definitive chemoradiation for locally advanced non-small cell lung cancer (NSCLC). Experience with salvage lung surgery (SLS) is limited, and long-term survival is rarely reported.

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 Pulmonary metastasectomy is a commonly performed surgery in patients with controlled metastatic colorectal cancer (CRC). We reviewed our long-term single institution experience with lung resections for colorectal metastases to assess the factors influencing patient survival.  A cohort of 220 patients (138 men and 82 women; median age, 59 years) who underwent complete pulmonary metastasectomy for CRC with curative intent between 1972 and 2014 was retrospectively analyzed.

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Background: Incidence of local relapse after definitive chemoradiation (>59 Gy) for locally advanced non-small-cell lung cancer (NSCLC) is high, irrespective of high dose radiation applied. Experience with salvage lung resections in patients with locally relapsed NSCLC after definitive chemoradiation is limited. We present our series of salvage lung resections for local NSCLC relapse after curative-intent chemoradiation for locally advanced tumor.

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Late-onset post-pneumonectomy empyema necessitatis can occur many years after the surgery and is a life-threatening condition. A 58-year-old male presented with empyema necessitatis 18 years after undergoing pneumonectomy. He was successfully treated with a modified two-stage Clagett procedure and ambulatory negative pressure as the bridge between the stages.

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A best evidence topic in thoracic surgery was written according to a structured protocol. The question addressed was whether salvage pulmonary resection is possible and worthwhile for patients with recurrence of non-small-cell lung cancer (NSCLC) after prior definitive non-operative therapy. A total of nine reports were identified using the reported search, of which four represented the best available evidence to answer the clinical question.

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This report presents a 20-week pregnant 38-year-old woman with right-sided pneumothorax due to pulmonary deciduosis. Initial pleural drainage was ineffective. Video-assisted thoracoscopy revealed areas of consolidation within the lung parenchyma.

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We present a video-assisted technique (VATS) for resection of a large tumor located in the posterior mediastinum in a 16-year-old patient. A large vascular mass in the upper and middle posterior mediastinum, encasing the great vessels and extending to the aorto-pulmonary window, was completely resected under video-assistance using a 5-cm large working incision. The tumor dissection was performed using special videoscopic instruments and electrocautery under respect of the great vessels and vascular pedicles.

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The purpose of this study was to determine the clinical patterns, short- and long-term survival in elderly patients after surgery for non-small cell lung carcinoma. The 273 patients aged over 70 years who underwent curative resection from 1986 to 2001 were retrospectively assessed. Mean age was 73.

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