The right ventricle explains sex differences in survival in idiopathic pulmonary arterial hypertension.

abstract：BACKGROUND:Orthopnea is a common feature in COPD patients, although its nature is poorly understood. OBJECTIVE:To study the role of tidal expiratory flow limitation (FL) in the genesis of orthopnea in patients with stable COPD. MEASUREMENTS:Tidal FL was assessed in 117 ambulatory COPD patients in sitting and supine p...

journal_title：Chest

authors： Eltayara L,Ghezzo H,Milic-Emili J

更新日期：2001-01-01 00:00:00

abstract：:Bronchodilator responses to both nebulized albuterol (salbutamol) and ipratropium bromide and aerosol delivery to the tracheobronchial tree have been assessed in eight patients with chronic stable asthma (mean baseline FEV1, 50 percent; reversibility greater than 20 percent). Two commercially available nebulizer syste...

journal_title：Chest

authors： Johnson MA,Newman SP,Bloom R,Talaee N,Clarke SW

更新日期：1989-07-01 00:00:00

abstract：BACKGROUND:Interstitial lung disease (ILD) results in high morbidity and health-care utilization. Diagnostic delays remain common and often occur in nonpulmonology settings. Screening for ILD in these settings has the potential to reduce diagnostic delays and improve patient outcomes. RESEARCH QUESTION:This study soug...

journal_title：Chest

authors： Pugashetti JV,Kitich A,Alqalyoobi S,Maynard-Paquette AC,Pritchard D,Graham J,Boctor N,Kulinich A,Lafond E,Foster E,Mendez C,Choudhry S,Chalaoui J,Morisset J,Kadoch M,Oldham JM

更新日期：2020-08-01 00:00:00

abstract：:Prosthetic valve endocarditis is a formidable complication following cardiac valve replacement. Surgical intervention has resulted in a significant reduction in mortality when certain complications prevail. We report two such cases of prosthetic valve endocarditis in which the use of transesophageal echocardiography p...

journal_title：Chest

authors： Bruss J,Jacobs LE,Kotler MN,Ioli AW

更新日期：1992-12-01 00:00:00

abstract：:Arrhythmias that may accompany myocardial reperfusion have generated significant clinical interest. First, there were concerns, based on animal studies, that high-grade ventricular tachyarrhythmias would pose a serious threat following thrombolytic therapy to treat an evolving myocardial infarction. Second, lower-grad...

journal_title：Chest

authors： Krumholz HM,Goldberger AL

更新日期：1991-04-01 00:00:00

abstract：BACKGROUND:Human telomere disease consists of a wide spectrum of disorders, including pulmonary, hepatic, and bone marrow abnormalities. The extent of bone marrow and liver abnormalities in patients with interstitial lung disease (ILD) and short telomeres is unknown. METHODS:The lung transplant clinic established a pr...

journal_title：Chest

authors： George G,Rosas IO,Cui Y,McKane C,Hunninghake GM,Camp PC,Raby BA,Goldberg HJ,El-Chemaly S

更新日期：2015-06-01 00:00:00

abstract：:Diurnal variability of peak expiratory flow rates (PEFRs) was assessed in 1,237 children. The PEFR was measured twice daily over a 1-week period. As an index of variability, the log of a week's mean of daily amplitude was calculated. Linear regression analyses revealed a significant positive association between matern...

journal_title：Chest

authors： Frischer T,Kühr J,Meinert R,Karmaus W,Urbanek R

更新日期：1993-10-01 00:00:00

abstract：:On the occasion of this Fourth World Conference on Lung Cancer, I am privileged to present the opening keynote address. This presentation has been sponsored by the Ontario Cancer Treatment and Research Foundation. In 1952, the Foundation established an annual lectureship in memory of one of their prominent physicians....

journal_title：Chest

authors： Pearson FG

更新日期：1986-04-01 00:00:00

abstract：:We describe the cases of three women with pulmonary involvement in the eosinophilia-myalgia syndrome. The illness was characterized by elevated peripheral blood eosinophil counts, myalgias, fatigue, and dyspnea. Two of three patients had bilateral infiltrates on chest roentgenograms. All three had markedly decreased c...

journal_title：Chest

authors： Catton CK,Elmer JC,Whitehouse AC,Clode JB,Hustrulid RI

更新日期：1991-02-01 00:00:00

abstract：:The endocrinometabolic effects of the aerosol administration of beclomethasone dipropionate (100 microng four times daily) were evaluated in 20 asthmatic patients (11 corticodependent and nine noncorticodependent) during one month. In the noncorticodependent group, aerosol administration of beclomethasone had no stati...

journal_title：Chest

authors： Yernault JC,Leclercq R,Schandevyl W,Virasoro E,De Coster A,Copinschi G

更新日期：1977-06-01 00:00:00

abstract：:Autopsy findings and a morphometric study of the lungs were compared in 18 subjects receiving nocturnal oxygen and 15 receiving continuous oxygen in the National Heart, Lung, and Blood Institute Nocturnal Oxygen Therapy Trial (about half of those who died). The emphysema score, average interalveolar wall distance, cen...

journal_title：Chest

authors： Jacques J,Cooney TP,Silvers GW,Petty TL,Wright JL,Thurlbeck WM

更新日期：1984-08-01 00:00:00

abstract：:The supply of oxygen to the myocardium is determined by coronary blood flow and oxygen carrying capacity. Coronary blood flow is a dynamic process modulated via multiple parameters. Cardiac metabolism is also affected by several factors. Under normal physiologic conditions, the demand is easily met by the supply of ox...

journal_title：Chest

authors： Ardehali A,Ports TA

更新日期：1990-09-01 00:00:00

abstract：:We analyzed seven patients with beta-thalassemia intermedia presenting with congestive heart failure secondary to pulmonary hypertension. This condition has been recognized only recently as part of the clinical spectrum of beta-thalassemia. Our group of patients included two men and five women with the clinical pictur...

journal_title：Chest

authors： Aessopos A,Stamatelos G,Skoumas V,Vassilopoulos G,Mantzourani M,Loukopoulos D

更新日期：1995-01-01 00:00:00

abstract：:Aortopulmonary window is a rare congenital cardiac anomaly. When it coexists with a ventricular septal defect, the accurate diagnosis of aortopulmonary window on the basis of clinical examination is difficult. We report the case of an infant who had an aortopulmonary window together with a ventricular septal defect. A...

journal_title：Chest

authors： Horimi H,Hasegawa T,Shiraishi H,Endo H,Yanagisawa M

更新日期：1992-01-01 00:00:00

abstract：:The influence of positive expiratory pressure (PEP) applied during inhalation of a beta 2-agonist in treatment of bronchial asthma was investigated in a randomized crossover study with two-week treatment periods. In one period, two puffs (0.5 mg) of terbutaline was given from a metered dose inhaler and inhaled through...

journal_title：Chest

authors： Frischknecht-Christensen E,Nørregaard O,Dahl R

更新日期：1991-08-01 00:00:00

abstract：BACKGROUND:Studies evaluating the dose of epinephrine required to optimize return of spontaneous circulation and survival after CPR have shown that doses greater than recommended by advanced cardiac life support (ACLS) improve coronary perfusion pressure and short-term resuscitation rates. Since survival has not improv...

journal_title：Chest

authors： Rivers EP,Wortsman J,Rady MY,Blake HC,McGeorge FT,Buderer NM

更新日期：1994-11-01 00:00:00

abstract：:In this study we determine the prevalence and type of arrhythmias that occur during postural drainage and chest percussion (PDP) of critically ill patients, and identify those patients who are most at risk of developing them. We monitored the vital signs and ECGs of 72 ICU patients during their initial PDP treatment. ...

journal_title：Chest

authors： Hammon WE,Connors AF Jr,McCaffree DR

更新日期：1992-12-01 00:00:00

abstract：BACKGROUND AND STUDY OBJECTIVES:Noninvasive positive airway pressure may play a significant role in treating patients with congestive heart failure (CHF). We tested our hypothesis that noninvasive bilevel positive airway pressure improves left ventricular performance in patients with chronic CHF secondary to severe sys...

journal_title：Chest

authors： Acosta B,DiBenedetto R,Rahimi A,Acosta MF,Cuadra O,Van Nguyen A,Morrow L

更新日期：2000-10-01 00:00:00

abstract：:To evaluate the role of inhaled ipratropium bromide alone vs oral theophylline plus inhaled beta-agonist or the combination of all three in patients with stable COPD, the following double-blind, placebo-controlled study was conducted. Forty-eight patients with stable COPD (mean age, 61.8 years, with mean baseline FEV1...

journal_title：Chest

authors： Karpel JP,Kotch A,Zinny M,Pesin J,Alleyne W

更新日期：1994-04-01 00:00:00

abstract：:Idiopathic pulmonary fibrosis (IPF) is a chronic, progressive, and usually fatal disease, based on a multifaceted and incompletely understood pathogenesis. Some of the cellular and molecular mechanisms of vascular remodeling have been experimentally explored, and it is obvious that alterations of microvessels are invo...

journal_title：Chest

authors： Hanumegowda C,Farkas L,Kolb M

更新日期：2012-07-01 00:00:00

abstract：BACKGROUND:International guidelines advocate a standard approach to asthma management for all, despite its heterogeneity. "Personalized" treatment of inflammatory asthma phenotypes confers superior benefits. We wished to evaluate dose response to inhaled corticosteroids (ICSs) in patients with asthma with an elevated f...

journal_title：Chest

authors： Anderson WJ,Short PM,Williamson PA,Lipworth BJ

更新日期：2012-12-01 00:00:00

abstract：:A 57-year-old man with a history of exposure to silica for 32 years presented with pleural thickening of the lower lobe of the left lung and a chronic right-sided pleural effusion without any radiographic evidence of parenchymal nodules in either lung. Light microscopic examination of a left visceral pleural biopsy sp...

journal_title：Chest

authors： Zeren EH,Colby TV,Roggli VL

更新日期：1997-11-05 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Continuous administration of aerosolized beta 2-agonists has been suggested as an effective treatment for severe reversible airways disease. To facilitate continuous therapy and avoid a feed system for small-volume nebulizers (SVNs), a large-volume medication nebulizer (Vortran HEART) was deve...

journal_title：Chest

authors： McPeck M,Tandon R,Hughes K,Smaldone GC

更新日期：1997-05-01 00:00:00

abstract：:Our understanding of asthma epidemiology is growing increasingly complex. Asthma outcomes are clearly socially patterned, with asthma ranking as a leading cause of health disparities among minority and low socioeconomic groups. Yet, the increasing prevalence and marked disparities in asthma remain largely unexplained ...

journal_title：Chest

authors： Wright RJ,Subramanian SV

更新日期：2007-11-01 00:00:00

abstract：BACKGROUND:Communication between families and providers in the ICU affects patient and family outcomes and use of health-care resources. Recent research studies have tested interventions designed to improve communication quality and outcomes between providers and families of patients in the ICU. We conducted a systemat...

journal_title：Chest

authors： Scheunemann LP,McDevitt M,Carson SS,Hanson LC

更新日期：2011-03-01 00:00:00

abstract：:Cocaine use is associated with adverse events in nearly every organ system. Cardiovascular complications include hemorrhagic and ischemic stroke, aortic dissection, cardiomyopathy, accelerated coronary artery disease, myocardial infarction, and sudden cardiac death. Syncope may be the presenting symptom in these condi...

journal_title：Chest

authors： Castro VJ,Nacht R

更新日期：2000-01-01 00:00:00

abstract：:Two-dimensional echocardiography showed myocardial thickening in 3 of 16 acute myocarditis patients in childhood. In all 3 cases, this myocardial thickening was transient and diminished within 3 weeks. This myocardial thickening was most marked at a few days after the onset; the interventricular septal thickness for e...

journal_title：Chest

authors： Nakagawa M,Hamaoka K

更新日期：1993-12-01 00:00:00

abstract：RATIONALE:Malnutrition in patients with COPD is associated with an impaired pulmonary status, reduced diaphragmatic mass, lower exercise capacity, and higher mortality rate when compared to adequately nourished individuals with COPD. Nutritional support may therefore be a useful part of their comprehensive care. PURPO...

journal_title：Chest

authors： Ferreira IM,Brooks D,Lacasse Y,Goldstein RS

更新日期：2000-03-01 00:00:00

abstract：:Primary influenza pneumonia is a disease of high mortality. Differentiation between a bacterial and viral etiology for the pulmonary infiltrates frequently presents a diagnostic dilemma. Rapid diagnosis is essential; and once established, the patient requires careful supportive therapy. This report describes two patie...

journal_title：Chest

authors： Bogart DB,Liu C,Ruth WE,Kerby GR,Williams CH

更新日期：1975-10-01 00:00:00

abstract：:Flecainide and propafenone are effective in suppressing both ventricular and supraventricular tachyarrhythmias, but their efficacy is often limited by dose-related side effects. This study was performed to evaluate noninvasively the effects of intravenous flecainide and propafenone on left ventricular systolic functio...

journal_title：Chest

authors： Santinelli V,Arnese M,Oppo I,Matarazzi C,Maione S,Palma M,Giunta A

更新日期：1993-04-01 00:00:00