نتایج جستجو برای: نرخ نفوذ tbm

تعداد نتایج: 37113  

2014
Ayse MURAT AYDIN Ahmet Kursad POYRAZ Hakan ARTAS

Tracheobronchomegaly (Mounier-Kuhn syndrome) is defined as marked cystic tracheobronchial dilatation. Tracheobronchomegaly (TBM) is a rare condition primarily effecting men between the ages of 40 to 50 years. The etiology of TBM is unknown. Pathologically, there is atrophy of the muscular and elastic elements of the trachea and central bronchi. The diagnosis of TBM and the associated pathology ...

2018
Yuttiwat Vorakunthada Weerapong Lilitwat

Tracheobronchomalacia (TBM) is characterized by weakness of cartilaginous supporting structures of tracheal and bronchial walls, resulting in central airway obstruction. It is a rare condition that can occur after prolonged intubation. Here, we report a 26-year-old, alcoholic male who had TBM, mild subglottic, and severe tracheal stenosis following 2 weeks of intubation. Subglottic and tracheal...

2003
ROBERT B. COLVIN KATHLEEN CAREY

Guinea pigs sensitized with heterologous renal cortical tubular basement membrane (TBM) 1 preparations develop a characteristic form of autoimmune tubulointerstitial nephritis (anti-TBM disease) (1). Widespread cortical tubular damage occurs, together with an extensive interstitial infiltrate that includes lymphocytes, plasma cells, macrophages, and multinucleated giant cells (1-5). The disease...

Journal: :JAMA otolaryngology-- head & neck surgery 2014
David A Zopf Colleen L Flanagan Matthew Wheeler Scott J Hollister Glenn E Green

IMPORTANCE The study demonstrates use of a novel intervention for severe tracheobronchomalacia (TBM). OBJECTIVE To test a novel, 3-dimensionally (3D) printed, bioresorbable airway splint for efficacy in extending survival in a porcine model of severe, life-threatening TBM. DESIGN AND PARTICIPANTS A randomized, prospective animal trial was used to evaluate an external airway splint as treatm...

Journal: :BMC Neurology 2004
Rajpal S Kashyap Rani P Kainthla Ravindra M Satpute Neha P Agarwal Nitin H Chandak Hemant J Purohit Girdhar M Taori Hatim F Daginawala

BACKGROUND Tuberculous meningitis (TBM) is a major global health problem, and it is sometimes difficult to perform a differential diagnosis of this disease from other diseases, particularly partially-treated pyogenic meningitis (PTPM). In an earlier study, we demonstrated the presence of a 30-kD protein antigen in cerebrospinal fluid (CSF) of TBM patients. We have also shown that lymphocytes fr...

2017
Wen-Wen Sun Qin Sun Li-Ping Yan Qing Zhang

Here, we evaluated the potential activity of rapid Mycobacterium tuberculosis detection with loop-mediated isothermal amplification (LAMP), for the early diagnosis of tuberculous meningitis (TBM). Patients with suspected TBM from January 2014 to December 2015 were reviewed retrospectively. The cerebrospinalfluid(CSF) was collected. Acid-fast bacillus (AFB) staining, MGIT 960 culture, real-time ...

2017
Nguyen T. T. Thuong Dorothee Heemskerk Trinh T. B. Tram Le T. P. Thao Lalita Ramakrishnan Vu T. N. Ha Nguyen D. Bang Tran T. H. Chau Nguyen H. Lan Maxine Caws Sarah J. Dunstan Nguyen V. V. Chau Marcel Wolbers Nguyen T. H. Mai Guy E. Thwaites

Background Tuberculous meningitis (TBM) is the most devastating form of tuberculosis, yet very little is known about the pathophysiology. We hypothesized that the genotype of leukotriene A4 hydrolase (encoded by LTA4H), which determines inflammatory eicosanoid expression, influences intracerebral inflammation, and predicts survival from TBM. Methods We characterized the pretreatment clinical ...

ژورنال: :نشریه علمی-پژوهشی مهندسی معدن 2012
حسین معماریان امیررضا قاسمی ابوالفضل مهین راد

عوامل متعددی بر نرخ نفوذ که بخشی از مفهوم قابلیت چال خوری است، تأثیر می گذارند. از این رو در زمان بررسی نرخ نفوذ، باید تا حد امکان با ثابت نگاه داشتن عوامل مختلف، نقش یک یا دو متغیر را مطالعه کرد. در این مقاله، 81 مورد دادة نرخ نفوذ از 12 عدد دستگاه واگن دریل در کنار 14 داده از دو دستگاه روبولت به همراه برداشت های شرکت های سازندة دستگاه ها در ساختگاه سدی در حال اجرا بر روی توده سنگ کنگلومرای بخ...

2017
Yi-Ning Dai Hai-Jun Huang Wen-Yuan Song Yong-Xi Tong Dan-Hong Yang Ming-Shan Wang Yi-Cheng Huang Mei-Juan Chen Jia-Jie Zhang Ze-Ze Ren Wei Zheng Hong-Ying Pan

Tuberculous meningitis (TBM) is caused by tuberculosis infection of of the meninges, which are the membrane systems that encircle the brain, with a high morbidity and mortality rate. It is challenging to diagnose TBM among other types of meningitis, such as viral meningitis, bacterial meningitis and cryptococcal meningitis. We aimed to identify metabolites that are differentially expressed betw...

Journal: :The European respiratory journal 2014
Pierluigi Ciet Piotr Wielopolski Rashindra Manniesing Sandra Lever Marleen de Bruijne Giovanni Morana Pier Carlo Muzzio Maarten H Lequin Harm A W M Tiddens

Tracheobronchomalacia (TBM) is defined as an excessive collapse of the intrathoracic trachea. Bronchoscopy is the gold standard for diagnosing TBM; however it has major disadvantages, such as general anaesthesia. Cine computed tomography (CT) is a noninvasive alternative used to diagnose TBM, but its use in children is restricted by ionising radiation. Our aim was to evaluate the feasibility of...

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