Correlation of leukocyte esterase detection by reagent strips and the presence of neutrophils: a study in BAL fluid.

abstract：STUDY OBJECTIVE:To determine the role of craniofacial risk factors in increasing apneic activity between nonobese and obese habitual snorers. DESIGN:Cross-sectional. SETTING:Care-seeking volunteers identified through advertisements, and referral-based volunteers from two sleep centers serving the greater Cleveland ar...

journal_title：Chest

authors： Nelson S,Hans M

更新日期：1997-01-01 00:00:00

abstract：:Macrophages are the most abundant immune cell population in normal lung tissue and serve critical roles in innate and adaptive immune responses as well as the development of inflammatory airway disease. Studies in a mouse model of chronic obstructive lung disease and translational studies of humans with asthma and COP...

journal_title：Chest

authors： Byers DE,Holtzman MJ

更新日期：2011-09-01 00:00:00

abstract：BACKGROUND:Both pulmonary hypertension and pulmonary overflow are associated with functional and structural changes of the pulmonary arterial wall. Current techniques to evaluate the pulmonary vasculature neglect the pulsatile nature of pulmonary flow. STUDY OBJECTIVES:To determine whether the dynamic properties of th...

journal_title：Chest

authors： Berger RM,Cromme-Dijkhuis AH,Hop WC,Kruit MN,Hess J

更新日期：2002-08-01 00:00:00

abstract：STUDY OBJECTIVES:Direct current (DC) shocks to the heart cause morphologic and functional myocardial damage. Previous studies have suggested that acute DC shock injury is free radical mediated and that the administration of antioxidant enzymes superoxide dismutase and catalase can reduce the level of DC shock-induced f...

journal_title：Chest

authors： Pagan-Carlo LA,Garcia LA,Hutchison JL,Buettner GR,Kerber RE

更新日期：1999-08-01 00:00:00

abstract：:The adult respiratory distress syndrome (ARDS) is a devastating clinical illness characterized by refractory hypoxemia and high-permeability pulmonary edema. Reactive oxygen species such as hydrogen peroxide and hypochlorous acid may play a key role in the pathogenesis of the acute lung injury. Glutathione (GSH) is a ...

journal_title：Chest

authors： Pacht ER,Timerman AP,Lykens MG,Merola AJ

更新日期：1991-11-01 00:00:00

abstract：BACKGROUND:The purpose of this study was to identify the CT scan features that predict patient outcome after reexpansion procedures in patients with the fibrotic stage of endobronchial TB. METHODS:We retrospectively enrolled 30 patients (four men, 26 women) aged 32 +/- 11 years who had lobar or whole-lung atelectasis ...

journal_title：Chest

authors： Lee JY,Yi CA,Kim TS,Kim H,Kim J,Han J,Kwon OJ,Lee KS,Chung MJ

更新日期：2010-08-01 00:00:00

abstract：STUDY OBJECTIVES:To clarify the pathophysiologic features of the relation between asthma and obesity, we measured the effects of weight reduction on peak expiratory flow (PEF) variability and airways obstruction, compared to simultaneous changes in lung volumes and ventilatory mechanics in obese patients with stable as...

journal_title：Chest

authors： Hakala K,Stenius-Aarniala B,Sovijärvi A

更新日期：2000-11-01 00:00:00

abstract：BACKGROUND:Asthma and rhinosinusitis are common medical conditions among adults. Alternative treatments could have important impacts on health status among those individuals with these conditions, but specific prevalence data for these treatments are limited. OBJECTIVE:To estimate the prevalence of specific alternativ...

journal_title：Chest

authors： Blanc PD,Trupin L,Earnest G,Katz PP,Yelin EH,Eisner MD

更新日期：2001-11-01 00:00:00

abstract：STUDY OBJECTIVE:To validate a noninvasive first-pass radionuclide ventriculographic (FPRV) measurement of maximum cardiac output (Qv) during exercise. DESIGN:Comparison of Qv to that measured by the Fick principle (Qf) at peak exercise. SETTING:Academic cardiopulmonary exercise laboratory. PATIENTS:Seventy-eight con...

journal_title：Chest

authors： Maroni JM,Oelberg DA,Pappagianopoulos P,Boucher CA,Systrom DM

更新日期：1998-08-01 00:00:00

abstract：BACKGROUND:The aim of this prospective, multicenter study was to define the accuracy of lung ultrasound (LUS) in the diagnosis of community-acquired pneumonia (CAP). METHODS:Three hundred sixty-two patients with suspected CAP were enrolled in 14 European centers. At baseline, history, clinical examination, laboratory ...

journal_title：Chest

authors： Reissig A,Copetti R,Mathis G,Mempel C,Schuler A,Zechner P,Aliberti S,Neumann R,Kroegel C,Hoyer H

更新日期：2012-10-01 00:00:00

abstract：:Superior vena caval (SVC) syndrome may be caused by extravascular compression or intravascular obstruction. Knowing the mechanism of SVC syndrome enables the physician to choose appropriate treatment. Transesophageal echocardiography (TEE) is a safe bedside procedure that is excellent for evaluating the SVC and its su...

journal_title：Chest

authors： Ayala K,Chandrasekaran K,Karalis DG,Parris TM,Ross JJ Jr

更新日期：1992-03-01 00:00:00

abstract：:Fiberglass inhalation seems to produce a minimal tissue response in the lungs, and the reaction is one of macrophagic mobilization and is characteristic of the pulmonary response to those nonfibrogenic dusts classified as nuisance dusts. In order to merit the designation of a nuisance dust, the pulmonary response must...

journal_title：Chest

authors：

更新日期：1976-02-01 00:00:00

abstract：BACKGROUND:A novel approach to estimate the severity of COPD exacerbation and predict its outcome is the use of biomarkers. We assessed circulating levels of copeptin, the precursor of vasopressin, C-reactive protein (CRP), and procalcitonin as potential prognostic parameters for in-hospital and long-term outcomes in p...

journal_title：Chest

authors： Stolz D,Christ-Crain M,Morgenthaler NG,Leuppi J,Miedinger D,Bingisser R,Müller C,Struck J,Müller B,Tamm M

更新日期：2007-04-01 00:00:00

abstract：STUDY OBJECTIVES:The management of stable patients with COPD depends on the severity of symptoms and airflow limitation. Regarding inflammation, corticosteroids are the only medications that are recommended for use, and only under restricted circumstances. Corticosteroids tend to undertreat or overtreat patients with C...

journal_title：Chest

authors： Perng DW,Huang HY,Chen HM,Lee YC,Perng RP

更新日期：2004-08-01 00:00:00

abstract：:This study compared the bronchodilator effect in experimental canine asthma of dyphylline administered by aerosol and intravenous routes in doses producing equivalent concentrations of the drug in the plasma. Pulmonary resistance (RL) was calculated from simultaneous measurements of pressure and flow during fixed-volu...

journal_title：Chest

authors： Hirshman CA,Lawyer C,Downes H,Farbood A,Rodgers R,Gerber N

更新日期：1981-04-01 00:00:00

abstract：OBJECTIVE:Analysis of laryngotracheoscopic findings of the upper airway tract following percutaneous tracheostomy using the technique according to Griggs. DESIGN:Retrospective cohort study PATIENTS:Nineteen of 32 long-term surviving patients (mean follow-up duration, 17 months; range, 11 to 23 months) underwent a mod...

journal_title：Chest

authors： Dollner R,Verch M,Schweiger P,Deluigi C,Graf B,Wallner F

更新日期：2002-07-01 00:00:00

abstract：:Congenital subclavian steal consists of atresia of the proximal end of the subclavian artery, while the blood supply to the distal portion of the subclavian artery originates from the circle of Willis. It should be suspected in complicated malformations of the heart associated with marked hypoplasia or interruption of...

journal_title：Chest

authors： Garcia O,Wilkins R,Cunha D,Jesse MJ

更新日期：1975-03-01 00:00:00

abstract：:We studied the correspondence between fluctuations of esophageal pressure measured before and after placement of a nasogastric (NG) tube in six normal volunteers. Flow, airway pressure, and esophageal pressure data from at least 20 breaths were recorded in seven ventilatory conditions in two body postures: 0 degree (s...

journal_title：Chest

authors： Niknam J,Chandra A,Adams AB,Nahum A,Ravenscraft SA,Marini JJ

更新日期：1994-07-01 00:00:00

abstract：BACKGROUND:Coccidioides infections often result in chronic relapsing disease that presents a challenge to the currently available therapy. Posaconazole, an oral extended-spectrum triazole agent, has been shown in vitro and in vivo to have potent activity against this fungus. METHODS:An open-label multinational study o...

journal_title：Chest

authors： Stevens DA,Rendon A,Gaona-Flores V,Catanzaro A,Anstead GM,Pedicone L,Graybill JR

更新日期：2007-09-01 00:00:00

abstract：STUDY OBJECTIVES:Biochemical and inflammatory markers in pleural inflammation were evaluated in pediatric cases of parapneumonic effusions, and interleukin (IL)-8 and tumor necrosis factor (TNF)-alpha concentrations were tested for possible differentiation of the complicated nature of effusions. PATIENTS:Twenty-eight ...

journal_title：Chest

authors： Utine GE,Ozcelik U,Yalcin E,Dogru D,Kiper N,Aslan A,Kanra G

更新日期：2005-09-01 00:00:00

abstract：:Eighteen asymptomatic postmenopausal women volunteered to ingest 2 ml of 100-proof vodka per kg of body weight in orange juice on one night and a placebo on another. Overnight sleep monitoring was performed immediately thereafter. Alcohol ingestion caused reduction in total sleep time from 329 to 281 minutes and a dec...

journal_title：Chest

authors： Block AJ,Hellard DW,Slayton PC

更新日期：1985-08-01 00:00:00

abstract：:The variation in respiratory water loss (RWL) over time, expressed as the mass of water vapor lost per liter (body temperature and pressure, saturated) of ventilation (MH2O), was investigated in two groups: (1) children with exercise-induced asthma; and (2) healthy children. Children were matched for age and sex and w...

journal_title：Chest

authors： Tabka Z,Ben Jebria A,Vergeret J,Guenard H

更新日期：1988-07-01 00:00:00

abstract：:Parenteral tetracycline, one of the most commonly used agents for producing pleurodesis, is no longer available because of stricter regulations governing the manufacturing process. The objective of this project was to determine whether minocycline, a tetracycline derivative, is an effective sclerosant in an experiment...

journal_title：Chest

authors： Light RW,Wang NS,Sassoon CS,Gruer SE,Vargas FS

更新日期：1994-08-01 00:00:00

abstract：BACKGROUND:Work-related symptoms and disability due to respiratory disease are common and costly among working-age adults. To investigate this problem, we analyzed data on respiratory symptoms related to the workplace and occupational disability from the European Community Respiratory Health Survey (ECRHS). METHODS:Th...

journal_title：Chest

authors： Blanc PD,Burney P,Janson C,Torén K

更新日期：2003-09-01 00:00:00

abstract：BACKGROUND:Chronic tobacco smoke exposure results in a broad range of lung pathologies including emphysema, airway disease and parenchymal fibrosis as well as a multitude of extra-pulmonary comorbidities. Prior work using CT imaging has identified several clinically relevant subgroups of smoking related lung disease, b...

journal_title：Chest

authors： Billatos E,Ash SY,Duan F,Xu K,Romanoff J,Marques H,Moses E,Han MK,Regan EA,Bowler RP,Mason SE,Doyle TJ,San José Estépar R,Rosas IO,Ross JC,Xiao X,Liu H,Liu G,Sukumar G,Wilkerson M,Dalgard C,Stevenson C,Whitney

更新日期：2020-09-16 00:00:00

abstract：OBJECTIVES:To determine whether certain occupations and occupationally related exposures were associated with a history of sarcoidosis in African-American siblings. METHODS:We collected occupational data from 921 African Americans in 273 sibships that had been identified through a sarcoidosis case. Among the 648 sibli...

journal_title：Chest

authors： Kucera GP,Rybicki BA,Kirkey KL,Coon SW,Major ML,Maliarik MJ,Iannuzzi MC

更新日期：2003-05-01 00:00:00

abstract：:We describe the Ca2+ movements in smooth muscle cells at rest and during activation and relaxation as deduced from transplasmalemmal Ca2+ fluxes and contractile respnses. The general picture which emerges is: the resting cell has a [Ca2+]cyt below 10(-7) M and large gradients are poised across both the cell membrane a...

journal_title：Chest

authors： van Breemen C,Aaronson P,Loutzenhiser R,Meisheri K

更新日期：1980-07-01 00:00:00

abstract：:Forty patients with atrial fibrillation and 20 patients with congestive heart failure and sinus rhythm were studied. Patients were divided into two groups. Group A consisted of 20 patients with atrial fibrillation in whom systolic time intervals were measured. Twenty to 50 beats were analyzed. Five of the patients had...

journal_title：Chest

authors： Boudoulas H,Lewis RP,Sherman JA,Bush CA,Dalamangas G,Forester WF

更新日期：1978-12-01 00:00:00

abstract：:A massive GI bleed secondary to a Dieulafoy's lesion developed in a 77-year-old woman. Fifteen days later, massive pulmonary emboli developed. We describe successful thrombolytic treatment of her pulmonary emboli without complicating GI hemorrhage. ...

journal_title：Chest

authors： Levin MS,Vernovsky I,Beer DJ

更新日期：1996-08-01 00:00:00

abstract：:Clinical audits and practice profiling have become popular tools in the attempt to change physician behavior to improve quality of care. Unfortunately, the growing need for information on quality of care has often outpaced the development of standard, valid, and reliable approaches to using these tools. The studies of...

journal_title：Chest

authors： Weiss KB,Wagner R

更新日期：2000-08-01 00:00:00