Publications by authors named "Ismael Matus"

Background: There are no guidelines for anesthesia or staff support needed during rigid bronchoscopy (RB). Identifying current practice patterns for RB pertinent to anesthesia, multidisciplinary teams, and algorithms of intra and post-procedural care may inform best practice recommendations.

Methods: Thirty-three-question survey created obtaining practice patterns for RB, disseminated via email to the members of the American Association of Bronchology and Interventional Pulmonology and the American College of Chest Physicians Interventional Chest Diagnostic Procedures Network.

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Background: Iatrogenic pneumothorax complicates transbronchial biopsies with a prevalence of 1% to 6%. Conventional treatment consists of inpatient management with chest tube drainage. While aspiration techniques have been investigated in the management of both primary spontaneous and transthoracic lung biopsy-induced pneumothorax, its role in the management of transbronchial biopsy-iatrogenic pneumothorax (TBBX-IP) is undefined.

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Malignant pleural effusions' (MPEs) treatment goals focus on optimizing the quality of life and decreasing time spent in health care facilities in this patient population with limited life expectancy. Numerous pleural palliation options and combination of these exist and continue to undergo studies to identify safe, superior and ideally patient-centered care. We report a cohort of 13 patients with symptomatic MPE managed with iodopovidone intrapleural instillation via an indwelling pleural catheter (IPC) in the ambulatory setting.

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Background: Widespread implementation of transbronchial lung cryobiopsy (TBLCB) in the diagnostic approach to diffuse parenchymal lung disease has prompted a call for standardization of technique to optimize safety and diagnostic yield. Thoracic ultrasound (TUS) is proving effective in detecting postconventional transbronchial biopsy pneumothorax (PTX). However, TUS does not obviate the need for chest radiography (CXR) which quantifies and guides treatment of PTX.

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The implanted venous access catheter is commonly used in the treatment of oncology patients. Although common long-term complications of these devices, such as infection and thrombosis, have been widely reported, venous-airway fistula due to port placement is an extremely rare and poorly understood complication. We report a case of a 56-year-old woman with pancreatic adenocarcinoma whose implanted catheter was complicated by the development of an azygo-bronchial fistula with a concomitant aspergilloma.

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Background: Tracheobronchomalacia (TBM) is a disorder of expiratory central airway collapse. TBM is separate from excessive dynamic airway collapse. Historically TBM has lacked a universally accepted definition.

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Background And Purpose: Radiotherapy of central lung tumors carries a higher risk of treatment-related toxicity and local failure. In the era of aggressive oligometastic management the exploration of the proper dose-fractionation for metastatic central lung tumors is essential.

Materials And Methods: Patients diagnosed with high-risk metastatic lesions of the central pulmonary tree comprised this single-institutional retrospective analysis.

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Background And Objective: OSA is associated with increased incidence of cardiovascular diseases. Pathogenic mechanisms of vascular diseases include thickened vascular walls due to the increased number of smooth muscle cells (SMC). Retinoic acid (RA) suppresses the growth of SMC, and reduced retinoid levels are associated with vascular diseases.

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