نتایج جستجو برای: airway stenosis
تعداد نتایج: 147663 فیلتر نتایج به سال:
Central airway stenosis may be a manifestation of benign or malignant lesions and can be a life threatening condition. There are different surgical and endoscopic modalities for treatment of these lesions. Balloon bronchoscopy is an interventional pulmonologic modality and can be performed under direct vision or fluoroscopic guidance. This technique can be used along with other interventional m...
A 22-year-old woman presented with effort dyspnea unresponsive to bronchodilators. Harsh respiratory sounds were audible at the neck. Thoracic and cardiac evaluation was normal. Spirometry revealed an obstructive ventilatory defect, and the flow-volume loop indicated upper airway obstruction. Bronchoscopy and tracheal computed tomography revealed a stenosis of the subglottic larynx. A biopsy sp...
Since 1981, high frequency jet ventilation (HFJV) has been used in 300 patients undergoing surgery, most commonly during i.v. general anaesthesia for endoscopy and surgery of the airways: laryngoscopy, bronchoscopy, laryngeal microsurgery and laser surgery (more than 230 patients); repair of tracheal stenosis, tracheal sleeve pneumonectomy and tracheal sleeve lobectomy. HFJV was administered th...
Benign airway stenosis is a clinical challenge because of recurrent granulation tissues. Our previous study proved that a Chinese drug, β-elemene, could effectively inhibit the growth of fibroblasts cultured from hyperplastic human airway granulation tissues, which could slow down the progression of this disease. The purpose of this study is to find out the mechanism. We cultured fibroblasts fr...
OBJECTIVE To describe the presentation of, factors contributing to, and treatment of iatrogenic airway stenosis (IAS) associated with recurrent respiratory papillomatosis (RRP). DESIGN Retrospective case series. SETTING Pediatric tertiary care center. PATIENTS The charts of patients treated for RRP in our institution from 1980 to 1995 (N=50) were reviewed. Seven patients were identified a...
Tracheomalacia is a malformation of the tracheal membranosa. It is maintained during spontaneous breathing but can be altered by bronchoscopy or positive airway pressure. Tracheomalacia is associated with a high mortality and may cause prolonged intubation and ventilation. Here, the case of a 13-day-old infant with jejunoileal stenosis that had surgery is reported. During induction of general a...
Morquio syndrome, also described as Mucopolysaccharidoses (MPS) type IV A in literature, are rare progressive and autosomal recessive lysosomal storage diseases characterised by deficiency of enzymes N- acetyl-galactosamine-6-sulphate sulphatase beta-galactosidase that decreases the catabolism glycosaminoglycans (GAGs) cause accumulation soft tissue, bone cartilage giving rise to severe skeletal...
Background & Aim: Tracheostomy has a distinct role in dealing with upper airway problems. Due to immaturated physiology and structure of airways and differential causes and complications of tracheostomy in children, obstructions and problems of airways are of great value. Unfortunately, there is not enough information about airway problems of this age group available for physicians and othe...
A 4-month-old female infant who weighed 3.57 kg with severe subglottic stenosis underwent tracheostomy under extracorporeal cardiopulmonary support. First, we set up extracorporeal cardiopulmonary support to the infant and then successfully intubated an endotracheal tube with a 2.5 mm inner diameter before tracheostomy by otolaryngologists. Extracorporeal cardiopulmonary support is an alternati...
Goiter or thyromegaly is one of the most common causes of mid tracheal obstruction (external compression or stenosis), which may be associated with difficult larynx visualization and/or difficult airway management, depending on the goiter size, type and ingrowth into the surrounding tissue. Iodine deficiency disorders are still one of the most common causes of goiter in the population of the Af...
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