Cytologically proved malignant pleural effusions: distribution of transudates and exudates.

abstract：:We compared the efficacy of positive pressure ventilation (PPV) vs negative pressure ventilation (NPV) in providing ventilatory muscle rest for five normal subjects and six patients with chronic obstructive pulmonary disease (COPD). All participants underwent measurement of transdiaphragmatic pressure (Pdi), pressure ...

journal_title：Chest

authors： Belman MJ,Soo Hoo GW,Kuei JH,Shadmehr R

更新日期：1990-10-01 00:00:00

abstract：:Acute hypoxemia produces opposite effects on the pulmonary and systemic vascular resistance. To assess the influence of acute hypoxemia on cardiac murmurs, 36 patients with a single valvular or congenital heart lesion were studied. As expected from these hemodynamic effects, right-sided regurgitant type murmurs increa...

journal_title：Chest

authors： Curiel R,Tortoledo F,Rodriguez L,Soto R,Perez-Gonzalez J

更新日期：1982-02-01 00:00:00

abstract：:We describe a case of unsuspected infrahepatic interruption of the inferior vena cava with hemiazygos continuation in a 67-year-old man presenting with chest pain and evidence of mitral regurgitation. He had no persistent superior vena cava, with the hemiazygos draining directly into the right superior vena cava. Poly...

journal_title：Chest

authors： Dellavalle A,Ribichini F,Steffenino G

更新日期：1994-11-01 00:00:00

abstract：STUDY OBJECTIVES:To summarize the available data on COPD prevalence and assess reasons for conflicting prevalence estimates in the published literature. DESIGN:We reviewed published studies that (1) estimated COPD prevalence for a population, and (2) clearly described the methods used to obtain the estimates. RESULTS...

journal_title：Chest

authors： Halbert RJ,Isonaka S,George D,Iqbal A

更新日期：2003-05-01 00:00:00

abstract：:Two patients were treated for AIDS-associated bilateral pneumothoraces which persisted despite prolonged chest tube drainage. Heimlich flutter valves were used to facilitate the outpatient management of these patients. ...

journal_title：Chest

authors： Driver AG,Peden JG,Adams HG,Rumley RL

更新日期：1991-07-01 00:00:00

abstract：BACKGROUND:Inaccurate symptom perception contributes to asthma morbidity and mortality in children and adults. Various methods have been used to quantify perceptual accuracy, including psychophysical (resistive loading) approaches, ratings of dyspnea during induced bronchoconstriction, and in vivo monitoring, but it is...

journal_title：Chest

authors： Fritz GK,Adams SK,McQuaid EL,Klein R,Kopel S,Nassau J,Mansell A

更新日期：2007-09-01 00:00:00

abstract：BACKGROUND:Electromagnetic navigation bronchoscopy (ENB) with biopsy under fluoroscopic guidance has enhanced the yield of flexible bronchoscopy in the diagnosis of peripheral lung lesions. However, the accuracy of ENB navigation suggests that the addition of fluoroscopy is redundant. OBJECTIVES:Data were prospectivel...

journal_title：Chest

authors： Eberhardt R,Anantham D,Herth F,Feller-Kopman D,Ernst A

更新日期：2007-06-01 00:00:00

abstract：:The incidence and severity of catheter-induced tricuspid regurgitation has not been studied extensively. Given the frequency with which right heart catheters are employed to measure cardiac output, it is important to know whether the severity of catheter-induced tricuspid regurgitation is sufficient to invalidate the ...

journal_title：Chest

authors： Stewart D,Leman RB,Kaiser J,Mann DL

更新日期：1991-03-01 00:00:00

abstract：BACKGROUND:Male sex is an independent predictor of worse survival in pulmonary arterial hypertension (PAH). This finding might be explained by more severe pulmonary vascular disease, worse right ventricular (RV) function, or different response to therapy. The aim of this study was to investigate the underlying cause of...

journal_title：Chest

authors： Jacobs W,van de Veerdonk MC,Trip P,de Man F,Heymans MW,Marcus JT,Kawut SM,Bogaard HJ,Boonstra A,Vonk Noordegraaf A

更新日期：2014-06-01 00:00:00

abstract：:Two cases are presented in which a Dormia ureteral stone dislodger with straight filiform tip was used to retrieve broken central venous pressure catheters from the right side of the heart and vena cavae. It should be emphasized that this particular model is more easily passed into the vascular system and more easily ...

journal_title：Chest

authors： Drabinsky M

更新日期：1976-03-01 00:00:00

abstract：STUDY OBJECTIVES:To determine if Asian immigrants to the United States present with more advanced lung cancer compared to non-Asians. DESIGN:A 5-year retrospective case-control study (January 1, 1992, to December 31, 1996) of patients with lung cancer identified using the New England Medical Center cancer center datab...

journal_title：Chest

authors： Finlay GA,Joseph B,Rodrigues CR,Griffith J,White AC

更新日期：2002-12-01 00:00:00

abstract：STUDY OBJECTIVE:We assessed whether transpleural methods for diagnosing peripheral lung cancer, such as needle aspiration or tumor excision, affect relapse and prognosis, because these techniques have potential to spread malignant cells from the tumor. DESIGN:A retrospective study. SETTING:National referral hospital....

journal_title：Chest

authors： Sawabata N,Maeda H,Ohta M,Hayakawa M

更新日期：2001-11-01 00:00:00

abstract：:The adverse effects of prolonged immobility are due primarily to gravitational effects on blood flow and ventilation, impairment of the normal mucociliary escalator and possibly an increase in extravascular lung water. However, CLRT theoretically should reverse these abnormalities. The sequence of events that culminat...

journal_title：Chest

authors： Sahn SA

更新日期：1991-05-01 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：:Fifty-nine patients were studied who had severe tricuspid regurgitation which was confirmed by right ventriculography and during surgery in order to determine the incidence of clinical, radiologic, and hemodynamic clues of severe tricuspid regurgitation. Eighty-eight percent of patients had Carvallo sign alone or in c...

journal_title：Chest

authors： Cha SD,Desai RS,Gooch AS,Maranhao V,Goldberg H

更新日期：1982-12-01 00:00:00

abstract：BACKGROUND:Among patients awaiting cadaveric lung transplantation, patients with idiopathic interstitial pneumonia (IIP) have been demonstrated to have the highest mortality rate. Contraindications to cadaveric lung transplantation include current high-dose systemic corticosteroid therapy because it may increase airway...

journal_title：Chest

authors： Date H,Tanimoto Y,Goto K,Yamadori I,Aoe M,Sano Y,Shimizu N

更新日期：2005-09-01 00:00:00

abstract：:Beginning in July 1977, cold potassium-induced cardioplegia has been used in 60 consecutive patients undergoing correction of congenital heart defects in whom the aorta was cross clamped. Ages ranged from 4 weeks to 18 years (mean 5.8 years); 40 percent were less than 24 months of age. Surgery included correction of v...

journal_title：Chest

authors： Crawford FA Jr,Barnes TY,Heath BJ

更新日期：1980-08-01 00:00:00

abstract：STUDY OBJECTIVES:We designed and performed a survey to assess the roles and knowledge level of physicians, by specialty, in the management of non-small cell lung cancer (NSCLC). The primary objective was to evaluate the potential variability of physician perceptions of prognosis, recommended treatments, and the impact ...

journal_title：Chest

authors： Perez EA

更新日期：1998-08-01 00:00:00

abstract：:Elimination half-life and apparent volume of distribution of theophylline were determined in ten healthy volunteers who used smokeless tobacco (snuff or chewing tobacco) regularly but did not smoke cigarettes. Serum concentrations of the acute phase reactant alpha 1-acid glycoprotein (AAG) were also measured. The elim...

journal_title：Chest

authors： Parish RC,Terrell JR,Brown WJ Jr

更新日期：1989-06-01 00:00:00

abstract：:We describe an unusual case of orthodeoxia platypnea syndrome exacerbated by right ventricular inflow obstruction due to iatrogenic steroid-induced adipose deposition in cardiac tissues. A 68-year-old man on long-term prednisone therapy for eosinophilic pneumonia presented with progressive dyspnea worsened by bending ...

journal_title：Chest

authors： Bokhari SSI,Willens HJ,Lowery MH,Wanner A,deMarchena E

更新日期：2011-02-01 00:00:00

abstract：:We describe a ten-month-old patient in whom intermittent patency and closure of the dectus arteriosus was observed clinically, and in whom this observation was uniquely demonstrated at the time of cardiac catheterization. The hemodynamics of this patient and the physiology of ductal closure are discussed. ...

journal_title：Chest

authors： DuBrow IW,Fisher E,Hastreiter A

更新日期：1975-07-01 00:00:00

abstract：:To elucidate the effect of oxitropium bromide (OTB), an anticholinergic drug, on dyspnea and gas exchange during exercise in patients with chronic obstructive pulmonary disease (COPD), we performed the cycle exercise test on 19 patients with COPD (mean age, 72.0 +/- 1.9 years; mean FEV1, 1.28 +/- 0.07 L) before and af...

journal_title：Chest

authors： Teramoto S,Fukuchi Y,Orimo H

更新日期：1993-06-01 00:00:00

abstract：:There is renewed interest in the classification and methods of recording adventitious pulmonary sounds. This is a study of the importance of fine crackles (rales) in the diagnosis and estimation of the severity of diffuse infiltrative pulmonary disease. Among 272 cases documented by lung biopsy, bilateral fine crackle...

journal_title：Chest

authors： Epler GR,Carrington CB,Gaensler EA

更新日期：1978-03-01 00:00:00

abstract：INTRODUCTION:CXC chemokine receptor 1 (CXCR1) and CXC chemokine receptor 2 (CXCR2) have been shown to play an important role in transepithelial migration of neutrophil granulocytes during inflammation in various tissues. This study investigated the regulation of gene expression and surface expression of CXCR1 and CXCR2...

journal_title：Chest

authors： Farkas L,Hahn MC,Schmoczer M,Jentsch N,Krätzel K,Pfeifer M,Schulz C

更新日期：2005-11-01 00:00:00

abstract：BACKGROUND:Altitude exposure is associated with mild pulmonary hypertension and decreased exercise capacity. We tested the hypothesis that pulmonary vascular resistance (PVR) contributes to decreased exercise capacity in hypoxic healthy subjects. METHODS:An incremental cycle ergometer cardiopulmonary exercise test and...

journal_title：Chest

authors： Faoro V,Boldingh S,Moreels M,Martinez S,Lamotte M,Unger P,Brimioulle S,Huez S,Naeije R

更新日期：2009-05-01 00:00:00

abstract：BACKGROUND:Clinical staging of non-small cell lung cancer (NSCLC) helps determine the prognosis and treatment of patients; few data exist on the accuracy of clinical staging and the impact on treatment and survival of patients. We assessed whether participant or trial characteristics were associated with clinical stagi...

journal_title：Chest

authors： Navani N,Fisher DJ,Tierney JF,Stephens RJ,Burdett S,NSCLC Meta-analysis Collaborative Group.

更新日期：2019-03-01 00:00:00

abstract：:The acute and chronic effects of fire fighting on pulmonary function were studied in 54 fire fighters from Connecticut, 32 smokers and 22 nonsmokers. Baseline studies of maximum expiratory flow-volume curves while breathing air and a mixture of 80 percent helium and 20 percent oxygen revealed obstruction of the small ...

journal_title：Chest

authors： Loke J,Farmer W,Matthay RA,Putman CE,Smith GJ

更新日期：1980-03-01 00:00:00

abstract：:The selection of appropriate chemotherapeutic and/or radiation therapy for small cell lung cancer should be done after careful diagnosis and staging workup. A patient with small cell lung cancer is presented and explanation given for each step in diagnosis and staging. ...

journal_title：Chest

authors： O'Donnell WJ

更新日期：1995-06-01 00:00:00

abstract：STUDY OBJECTIVE:Low-grade systemic inflammation may cause a chronic catabolic state that may affect trainability in patients with COPD as has been seen previously in healthy elderly. Therefore, the aim of the present study was to study the relationship between baseline circulating levels of inflammatory markers and the...

journal_title：Chest

authors： Spruit MA,Gosselink R,Troosters T,Kasran A,Van Vliet M,Decramer M

更新日期：2005-11-01 00:00:00

abstract：:We investigated the utility of a noninvasive respiratory inductive plethysmograph (RIP) to continuously monitor and record the breathing pattern of 44 patients who had been mechanically ventilated. Seven patients deteriorated on intermittent mandatory ventilatory rate of zero; seven deteriorated within 48 h following ...

journal_title：Chest

authors： Krieger BP,Ershowsky P

更新日期：1988-08-01 00:00:00