Subaortic stenosis caused by two discrete membranes.

abstract：:Lung cancer is the leading cause of cancer-related mortality in the developed world. Non-small cell lung cancer (NSCLC) represents 85% of cases of lung cancer, and patients have a poor 5-year survival rate. Approximately one third of NSCLC patients present with early-stage disease that is amenable to potentially curat...

journal_title：Chest

authors： Visbal AL,Leighl NB,Feld R,Shepherd FA

更新日期：2005-10-01 00:00:00

abstract：BACKGROUND:The relationship between gastroesophageal reflux disease (GERD) and idiopathic pulmonary fibrosis (IPF) is controversial. Current guidelines recommend that clinicians use regular antacid treatment, while two recent meta-analyses of antacid therapy in IPF were inconclusive. The objective of this study was to ...

journal_title：Chest

authors： Bédard Méthot D,Leblanc É,Lacasse Y

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND:Heparin-induced thrombocytopenia (HIT) is an antibody-mediated adverse drug reaction that can lead to devastating thromboembolic complications, including pulmonary embolism, ischemic limb necrosis necessitating limb amputation, acute myocardial infarction, and stroke. METHODS:The methods of this guideline f...

journal_title：Chest

authors： Linkins LA,Dans AL,Moores LK,Bona R,Davidson BL,Schulman S,Crowther M

更新日期：2012-02-01 00:00:00

abstract：STUDY OBJECTIVES:Significant morbidity and mortality offset the benefits of lung volume reduction surgery (LVRS) for emphysema. By contributing to distal lung collapse, bronchoscopic placement of valved prostheses has the potential to noninvasively replicate the beneficial effects of LVRS. The purpose of this study was...

journal_title：Chest

authors： Snell GI,Holsworth L,Borrill ZL,Thomson KR,Kalff V,Smith JA,Williams TJ

更新日期：2003-09-01 00:00:00

abstract：:We have assessed right and left ventricular function by multigated radionuclide ventriculography in 12 consecutive patients with acquired immunodeficiency syndrome (AIDS) grouped according to the CDC classification system for HIV infection. Results were correlated with clinical, electrocardiographic and echocardiograp...

journal_title：Chest

authors： Raffanti SP,Chiaramida AJ,Sen P,Wright P,Middleton JR,Chiaramida S

更新日期：1988-03-01 00:00:00

abstract：:As previous studies have suggested that inhaled furosemide may have a protective effect against certain types of provocative challenges in asthmatic subjects, we investigated the role of furosemide in treating acute asthma exacerbations. Twenty-four patients (n = 24) with acute asthma were entered into the study on pr...

journal_title：Chest

authors： Karpel JP,Dworkin F,Hager D,Feliciano S,Shapiro D,Posner L,Luks D

更新日期：1994-11-01 00:00:00

abstract：:Exposure to cigarette smoke can lead to a variety of parenchymal lung diseases, including diffuse cystic lung diseases (DCLDs). Lymphangioleiomyomatosis (LAM) is the prototypical DCLD and has a characteristic appearance on high-resolution CT (HRCT). We present a series of four patients with DCLD on HRCT who were refer...

journal_title：Chest

authors： Gupta N,Colby TV,Meyer CA,McCormack FX,Wikenheiser-Brokamp KA

更新日期：2018-08-01 00:00:00

abstract：:Pulmonary specimens obtained from ten normal subjects and 53 patients with various pulmonary diseases were studied with energy-dispersive x-ray analysis. The amount of silicon in the pulmonary tissue was determined and expressed as a silicon/sulfur (Si/S) ratio. This Si/S ratio was below 0.2 in the ten normal subjects...

journal_title：Chest

authors： Funahashi A,Schlueter DP,Pintar K,Siegesmund KA

更新日期：1984-04-01 00:00:00

abstract：BACKGROUND:Few data are available on the long-term outcome of noninvasive positive pressure ventilation (NPPV) for obesity hypoventilation syndrome (OHS). This study was designed to determine long-term survival, treatment adherence, and prognostic factors in patients with OHS in whom NPPV was initiated in an acute sett...

journal_title：Chest

authors： Priou P,Hamel JF,Person C,Meslier N,Racineux JL,Urban T,Gagnadoux F

更新日期：2010-07-01 00:00:00

abstract：OBJECTIVE:To assess the effect of baseline variables, including treatment, on outcome in patients with nosocomial pneumonia due to methicillin-resistant Staphylococcus aureus (MRSA). DESIGN:Retrospective analysis of data from two prospective, randomized, double-blind studies. SETTING:Multinational study with 134 site...

journal_title：Chest

authors： Wunderink RG,Rello J,Cammarata SK,Croos-Dabrera RV,Kollef MH

更新日期：2003-11-01 00:00:00

abstract：STUDY OBJECTIVES:To identify the relative contribution of hydrostatic and permeability mechanisms to the development of human neurogenic pulmonary edema. DESIGN:Retrospective review of patients with neurogenic pulmonary edema who had pulmonary edema fluid analysis. SETTING:University hospital ICU. PATIENTS:Twelve pa...

journal_title：Chest

authors： Smith WS,Matthay MA

更新日期：1997-05-01 00:00:00

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：:The hemodynamic effects of enoximone and nicardipine were compared during the early postcardiac surgery period in 40 patients with systemic hypertension and moderate cardiac dysfunction. Patients were prospectively randomized into two groups. Mean right atrial pressure was maintained above 7 mm Hg. The drug infusion r...

journal_title：Chest

authors： Squara P,Denjean D,Godard P,Brunet F,Brusset A,Dubois C

更新日期：1994-07-01 00:00:00

abstract：BACKGROUND:The accuracy of combined clinical examination (CE) and chest radiography (CXR) (CE + CXR) vs thoracic ultrasonography in the acute assessment of pneumothorax, hemothorax, and lung contusion in chest trauma patients is unknown. METHODS:We conducted a prospective, observational cohort study involving 119 adul...

journal_title：Chest

authors： Hyacinthe AC,Broux C,Francony G,Genty C,Bouzat P,Jacquot C,Albaladejo P,Ferretti GR,Bosson JL,Payen JF

更新日期：2012-05-01 00:00:00

abstract：:Indirect evidence from airway pressure recordings in mechanically ventilated patients suggests that the diaphragm exhibits contractile activity beyond that required to trigger a ventilator-assisted breath. We used the diaphragmatic EMG to provide direct evidence of persistent contractile activity and studied the effec...

journal_title：Chest

authors： Flick GR,Bellamy PE,Simmons DH

更新日期：1989-07-01 00:00:00

abstract：:The weak relationship between left ventricular function and exercise capacity in heart failure has stimulated interest in neurohumoral mechanisms as possibly contributing to exercise intolerance. Although chronic activation of neuroendocrine systems is characteristic of heart failure and is accompanied by impaired ref...

journal_title：Chest

authors： Cohn JN

更新日期：1992-05-01 00:00:00

abstract：BACKGROUND:Sarcoidosis is thought to be a T-helper type 1 cytokine-mediated disorder. Sputum induction has been proposed as a useful noninvasive method mainly for the assessment of airway diseases. However, it is unknown whether the balance of T-cytotoxic (Tc1) type 1 and Tc2 cells is altered in sarcoidosis. STUDY OBJ...

journal_title：Chest

authors： Antoniou KM,Tsiligianni I,Kyriakou D,Tzanakis N,Tzouvelekis A,Siafakas NM,Bouros D

更新日期：2006-06-01 00:00:00

abstract：:The ventilator discontinuation process is a critical component of ICU care. Ongoing ventilator dependency is caused by both disease factors (eg, respiratory, cardiac, metabolic, and neuromuscular) and clinician management factors (eg, failing to recognize discontinuation potential and inappropriate ventilator settings...

journal_title：Chest

authors： MacIntyre N

更新日期：2007-09-01 00:00:00

abstract：:Quantitation of apneas and hypopneas is routinely included in studies of epidemiology, diagnosis, and treatment of sleep-disordered breathing (SDB). The definition of apnea appears clear-cut in the sleep literature. In contrast, the literature contains remarkable variety in both recording techniques and definitions of...

journal_title：Chest

authors： Moser NJ,Phillips BA,Berry DT,Harbison L

更新日期：1994-02-01 00:00:00

abstract：BACKGROUND:Emphysema is the only smoking-related disease in which white patients have higher prevalence and higher attributable mortality rates than African-American patients. Epidemiologic studies have not addressed, nor explained, the observed racial differences in emphysema. STUDY OBJECTIVES:To determine whether wh...

journal_title：Chest

authors： Chatila WM,Hoffman EA,Gaughan J,Robinswood GB,Criner GJ,National Emphysema Treatment Trial Research Group.

更新日期：2006-07-01 00:00:00

abstract：:Forty-eight children with known asthma (ranging in age from 2 to 16 years) were studied during an acute attack. Each received either terbutaline or epinephrine subcutaneously in a random double-blind fashion. Measurement of heart rate, respiratory rate, and systemic arterial systolic and diastolic blood pressures and ...

journal_title：Chest

authors： Davis WJ,Pang LM,Chernack WJ,Mellins RB

更新日期：1977-11-01 00:00:00

abstract：CASE PRESENTATION:A 61-year-old Caribbean man presented to the ED with dyspnea that had progressed over the previous week with associated cough and high fevers. Four days prior to admission, his primary care physician noted oral thrush and obtained a chest radiograph that revealed a right middle lobe infiltrate. He was...

journal_title：Chest

authors： Gong J,Melamud A,Koenig S

更新日期：2018-07-01 00:00:00

abstract：OBJECTIVE:To investigate the associations of maternal and grandmaternal smoking before, during, and after pregnancy with childhood asthma. DESIGN, SETTING, AND PARTICIPANTS:We conducted a case-control study nested within the Children's Health Study in southern California. The case patients consisted of 338 children wi...

journal_title：Chest

authors： Li YF,Langholz B,Salam MT,Gilliland FD

更新日期：2005-04-01 00:00:00

abstract：BACKGROUND:Much controversy persists regarding the place of statin drugs in the treatment of patients with COPD. This systematic review and meta-analysis sought to determine the clinical efficacy of statin therapy in COPD. METHODS:We searched MEDLINE, EMBASE, the Cochrane Database, and PubMed for relevant clinical stu...

journal_title：Chest

authors： Zhang W,Zhang Y,Li CW,Jones P,Wang C,Fan Y

更新日期：2017-12-01 00:00:00

abstract：:The Loyola Open-Heart Registry is a fully operational database that contains detailed data on approximately 9,000 patients who have undergone coronary bypass or cardiac valve replacement from January 1970 to December 1984. We analyzed the registry data using multivariate discriminant analysis to identify and quantitat...

journal_title：Chest

authors： Wright JG,Pifarré R,Sullivan HJ,Montoya A,Bakhos M,Grieco J,Jones R,Foy B,Gunnar RM,Bieniewski CL

更新日期：1987-03-01 00:00:00

abstract：:Although patients with heart disease have successfully completed marathon runs, the immediate cardiac effects of similar and greater distance endurance exercise competition are unknown. Two such cases are presented, demonstrating that vigorous exercise and extreme levels of fitness are not precluded in the cardiac pat...

journal_title：Chest

authors： Douglas PS,Sigler A,O'Toole ML,Hiller WD

更新日期：1989-03-01 00:00:00

abstract：STUDY OBJECTIVES:Bronchial stenosis (BS) and bronchomalacia (BM) are often associated with lung allograft rejection or infection in lung transplant (LT) recipients. We reviewed our experience using balloon-expandable metallic (Palmaz) stents in the management of BS and BM in LT. DESIGN:Retrospective review of cases. ...

journal_title：Chest

authors： Susanto I,Peters JI,Levine SM,Sako EY,Anzueto A,Bryan CL

更新日期：1998-11-01 00:00:00

abstract：BACKGROUND:Participant retention is a major challenge in clinical research, especially in studies with multiple, longitudinal research assessments. Despite the importance of retention methods, there is little empirical research on how cohort retention efforts are perceived by study participants. RESEARCH QUESTION:To e...

journal_title：Chest

authors： Eakin MN,Eckmann T,Dinglas VD,Akinremi AA,Hosey M,Hopkins RO,Needham DM

更新日期：2020-08-01 00:00:00

abstract：STUDY OBJECTIVES:We report on the long-term safety and efficacy of bosentan treatment in patients with pulmonary arterial hypertension (PAH). BACKGROUND:In a preceding study, bosentan was well tolerated and significantly improved the exercise capacity and hemodynamics of patients with PAH after 12 weeks of treatment. ...

journal_title：Chest

authors： Sitbon O,Badesch DB,Channick RN,Frost A,Robbins IM,Simonneau G,Tapson VF,Rubin LJ

更新日期：2003-07-01 00:00:00

abstract：:Metastatic disease involving the heart may present in a variety of fashions. A patient with melanoma metastatic to the right ventricle which was diagnosed clinically by evidence of recent onset of right ventricular inflow and outflow tract obstruction is described. Important information regarding the extent of the met...

journal_title：Chest

authors： Emmot WW,Vacek JL,Agee K,Moran J,Dunn MI

更新日期：1987-08-01 00:00:00