The authors report the case of 46-year-old man with recurrent hemoptysis. Bronchoscopy revealed a submucosal tumor protruding into the tracheal lumen. Transbronchial biopsy failed to obtain a conclusive diagnosis; only surgery allowed complete resection of the tumor and confirmed the diagnosis of tracheal mucoepidermoid carcinoma. We discuss the unusual submucosal presentation of this tumor, and the contribution of surgery for diagnosis and therapy.
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http://dx.doi.org/10.1186/1477-7819-11-229 | DOI Listing |
Cureus
December 2024
Emergency Department, Bayhealth Hospital, Dover, USA.
Subglottic stenosis (SGS) presents a rare, yet challenging condition characterized by airway obstruction below the glottis, with diverse etiologies ranging from congenital to acquired factors like intubation or autoimmune diseases. Diagnosis and management of SGS during pregnancy are particularly complex due to limited literature and diagnostic consensus. This article presents a case of a 26-year-old pregnant woman presenting with escalating dyspnea and stridor attributed to SGS, most likely secondary to idiopathic etiology.
View Article and Find Full Text PDFJ Intensive Med
October 2024
Intensive Care Unit, Hospital Morales Meseguer, Murcia, Spain.
Recently, there has been growing interest in knowing the best hygrometry level during high-flow nasal oxygen and non-invasive ventilation (NIV) and its potential influence on the outcome. Various studies have shown that breathing cold and dry air results in excessive water loss by nasal mucosa, reduced mucociliary clearance, increased airway resistance, reduced epithelial cell function, increased inflammation, sloughing of tracheal epithelium, and submucosal inflammation. With the Coronavirus Disease 2019 pandemic, using high-flow nasal oxygen with a heated humidifier has become an emerging form of non-invasive support among clinicians.
View Article and Find Full Text PDFMol Med
December 2024
School of Respiratory Therapy, Taipei Medical University College of Medicine, 250 Wu-Hsing Street, Taipei, 11031, Taiwan.
Background: Mast cells are implicated in the pathogenesis and severity of asthma in children and adults. The release of proinflammatory mediators and cytokines from activated mast cells (MC) is associated with Type 2 (T2) cell-skewed inflammation.
Methods: We obtained the airway tissues of Balb/c mice with or without intra-tracheal diesel exhaust particles (DEP) instillation to measure the extent of tryptase MCs infiltration and interleukin (IL)-33 expression.
Endoscopy
December 2024
Gastroenterology, Rizhao People's Hospital, Rizhao, China.
Cureus
October 2024
Digestive Surgery, Cho Ray Hospital, Ho Chi Minh City, VNM.
Introduction: Esophageal leiomyoma is a rare disease, most of which are benign, and endoscopic tumor removal surgery is a widely accepted treatment method. The two surgical approaches, laparoscopic and thoracoscopic, must be selected and applied according to the tumor size and location. The study aimed to evaluate the results, feasibility, and appropriate approach of minimally invasive surgery to treat esophageal leiomyoma.
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