Mucoid impaction of upper lobe bronchi in the absence of proximal bronchiectasis.

abstract：:Platelet-derived growth factor (PDGF) was shown to modulate fibroblast activity in interstitial lung diseases like idiopathic pulmonary fibrosis (IPF). The role of PDGF in fibrosing mechanisms in histiocytosis X is unclear. Eight patients with histiocytosis X, five patients with idiopathic pulmonary fibrosis (IPF), an...

journal_title：Chest

authors： Uebelhoer M,Bewig B,Kreipe H,Nowak D,Magnussen H,Barth J

更新日期：1995-03-01 00:00:00

abstract：BACKGROUND:The prevalence of obesity is increasing, and there is evidence that obesity, in particular abdominal obesity as a marker of insulin resistance, is negatively associated with pulmonary function. The mechanism for this association and the best marker of abdominal adiposity in relation to pulmonary function is ...

journal_title：Chest

authors： Ochs-Balcom HM,Grant BJ,Muti P,Sempos CT,Freudenheim JL,Trevisan M,Cassano PA,Iacoviello L,Schünemann HJ

更新日期：2006-04-01 00:00:00

abstract：:A 62-year-old man with a long history of lung disease developed atelectasis of the right middle lung lobe, caused by a protrusion in the wall of the middle lobe bronchus. A biopsy was performed in the suspicious region. This was immediately followed by massive arterial bleeding into the airways and complicated by card...

journal_title：Chest

authors： Maxeiner H

更新日期：2001-05-01 00:00:00

abstract：:To assess the left ventricular function during sustained stable ventricular tachycardia (VT), ten patients, aged 58 to 74, underwent simultaneous echo-Doppler and hemodynamic studies during sinus rhythm and induced sustained stable monomorphic VT. The VT cycle length was 447 +/- 92 ms (mean +/- SD). During VT, cardiac...

journal_title：Chest

authors： Baron SB,Huang SK,Comess KA

更新日期：1989-08-01 00:00:00

abstract：:A renewed interest in the clinical and pathogenic aspects of COPD exacerbation is timely in view of national and global COPD initiatives. The three big problems regarding COPD continue to be the following: prevention of the disease; slowing progression of the disease once diagnosis has been established; and prevention...

journal_title：Chest

authors： Voelkel NF,Tuder R

更新日期：2000-05-01 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：:A 19-year-old man with untreated systemic lupus erythematosus had an acute myocardial infarction. A coronary arteriogram five hours after the onset of symptoms revealed total occlusion of the left anterior descending coronary artery. Reperfusion was achieved by coronary thrombolytic therapy with urokinase. Four weeks ...

journal_title：Chest

authors： Takatsu Y,Hattori R,Sakaguchi K,Yui Y,Kawai C

更新日期：1985-07-01 00:00:00

abstract：:To predict the postoperative improvement in performance status after bullectomy, preoperative pulmonary function and dyspneic grade were evaluated in 20 patients with giant bulla. The patients were divided into two groups, based on postoperative performance status: group 1 consisted of 15 patients with improved status...

journal_title：Chest

authors： Ohta M,Nakahara K,Yasumitsu T,Ohsugi T,Maeda M,Kawashima Y

更新日期：1992-03-01 00:00:00

abstract：BACKGROUND:Little information exists about the expected time to death after terminal withdrawal of mechanical ventilation. We sought to determine the independent predictors of time to death after withdrawal of mechanical ventilation. METHODS:We conducted a secondary analysis from a cluster randomized trial of an end-o...

journal_title：Chest

authors： Cooke CR,Hotchkin DL,Engelberg RA,Rubinson L,Curtis JR

更新日期：2010-08-01 00:00:00

abstract：:Ventilator-associated pneumonia (VAP), a major cause of ICU infection, results in high morbidity, mortality, and health-care costs. Multiple risk factors for VAP involve complex host factors and ubiquitous pathogens that require several different types of prevention strategies. Prevention efforts should focus on reduc...

journal_title：Chest

authors： Craven DE

更新日期：2006-07-01 00:00:00

abstract：BACKGROUND:Individual studies have reported widely variable rates for VTE and bleeding among hospitalized patients with coronavirus disease 2019 (COVID-19). RESEARCH QUESTION:What is the incidence of VTE and bleeding among hospitalized patients with COVID-19? METHODS:In this systematic review and meta-analysis, 15 st...

journal_title：Chest

authors： Jiménez D,García-Sanchez A,Rali P,Muriel A,Bikdeli B,Ruiz-Artacho P,Le Mao R,Rodríguez C,Hunt BJ,Monreal M

更新日期：2020-11-17 00:00:00

abstract：OBJECTIVES:This multicenter, double-blind, placebo-controlled study evaluated the dose response to 6 weeks of triamcinolone acetonide inhalation aerosol (TAA, 100 microg per puff) in patients with moderately severe asthma. STUDY DESIGN:A total of 285 patients were randomly assigned to treatment with 1, 2, 4, or 8 puff...

journal_title：Chest

authors： Welch MJ,Levy S,Smith JA,Feiss G,Farrar JR

更新日期：1997-09-01 00:00:00

abstract：BACKGROUND:Sleep-disordered breathing (SDB) may promote an increase in cardiac workload early after acute myocardial infarction (AMI). We tested the hypothesis that in the early phase after AMI, SDB is associated with increased 24-h arterial BP, heart rate (HR), and, thus, cardiac workload. METHODS:In this prospective...

journal_title：Chest

authors： Hetzenecker A,Buchner S,Greimel T,Satzl A,Luchner A,Debl K,Husser O,Hamer OW,Fellner C,Riegger GAJ,Pfeifer M,Arzt M

更新日期：2013-05-01 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：:Dobutamine stress echocardiography detects myocardial ischemia by inducing regional left ventricular systolic dysfunction. Augmentation of wall motion in hypokinetic segments has also been noted with low-dose dobutamine, suggesting myocardial viability. We report a case of regional ventricular improvement during high-...

journal_title：Chest

authors： Krauss D,Feldman T,Marcus RH,Resnekov L,Lang RM

更新日期：1994-07-01 00:00:00

abstract：BACKGROUND:Previous studies on pulmonary hypertension (PH) in systemic sclerosis and related disorders used differing patient populations, and defined PH according to different criteria. We have attempted to determine the prevalence and cause of PH in these disorders using a mainly noninvasive cardiopulmonary evaluatio...

journal_title：Chest

authors： Murata I,Takenaka K,Yoshinoya S,Kikuchi K,Kiuchi T,Tanigawa T,Ito K

更新日期：1997-01-01 00:00:00

abstract：BACKGROUND:Idiopathic pulmonary fibrosis (IPF) is a fatal lung disease with 3 to 5 years' survival. Although FVC is used to assess disease progression and treatment response, identifying predictive circulating blood biomarkers could help identify specific biologic pathways for treatment. An international, prospective, ...

journal_title：Chest

authors： Raghu G,Richeldi L,Jagerschmidt A,Martin V,Subramaniam A,Ozoux ML,Esperet CA,Soubrane C

更新日期：2018-12-01 00:00:00

abstract：:Survival from reversible forms of severe pulmonary insufficiency remains dismal despite the development of artificial oxygenators. We hypothesized that an intraabdominal heterotopic lung could help maintain adequate oxygenation during acute pulmonary insufficiency. Five mongrel dogs underwent an acute heterotopic lung...

journal_title：Chest

authors： Lazzara RR,Cmolik BE,Trumble DR,Pennock BE,Magovern JA

更新日期：1994-07-01 00:00:00

abstract：:The effect on pulmonary fluid balance of adrenergic receptor agonist agents commonly employed in clinical sepsis has not been well characterized. Therefore, we tested the hypothesis that dobutamine would increase pulmonary microvasular fluid flux in experimental sepsis-induced lung injury. To define the effects of thi...

journal_title：Chest

authors： Gnidec AG,Finley RR,Sibbald WJ

更新日期：1988-01-01 00:00:00

abstract：:We studied eleven patients during 14 attempts at weaning from mechanical ventilation to determine whether central ventilatory drive, measured as airway occlusion pressure 0.1 s after onset of inspiration (P 0.1), during spontaneous breathing before and during a brief hypercapnic challenge, could accurately predict the...

journal_title：Chest

authors： Montgomery AB,Holle RH,Neagley SR,Pierson DJ,Schoene RB

更新日期：1987-04-01 00:00:00

abstract：BACKGROUND:COPD has traditionally been defined by the presence of irreversible airflow limitation on spirometry using either the GOLD (Global Initiative for Chronic Obstructive Lung Disease) or American Thoracic Society/European Respiratory Society criteria (lower limit of normal [LLN]). We have observed that some pati...

journal_title：Chest

authors： Lutchmedial SM,Creed WG,Moore AJ,Walsh RR,Gentchos GE,Kaminsky DA

更新日期：2015-07-01 00:00:00

abstract：:We describe the first reported case (to our knowledge) of pulmonary granulomatosis caused by aspirated green tea. In this case, we found granulomatous alveolitis with lymph follicles, T lymphocytosis with predominantly CD8+ cells in the bronchoalveolar lavage fluids, positive serum precipitin and proliferative respons...

journal_title：Chest

authors： Sakamoto O,Saita N,Yamasaki H,Tamanoi M,Ando M

更新日期：1994-07-01 00:00:00

abstract：BACKGROUND:Long-term outcomes after stepping down asthma medications are not well described. METHODS:This study was a retrospective time-to-event analysis of individuals diagnosed with asthma who stepped down their asthma controller medications using a US claims database spanning 2000 to 2012. Four-month intervals wer...

journal_title：Chest

authors： Rank MA,Johnson R,Branda M,Herrin J,van Houten H,Gionfriddo MR,Shah ND

更新日期：2015-09-01 00:00:00

abstract：BACKGROUND:Septic pulmonary embolism (SPE) is an uncommon disorder with an insidious onset and is difficult to diagnose. STUDY OBJECTIVES:To characterize the presenting features and clinical course of patients with SPE. DESIGN:Retrospective study. SETTING:Tertiary care, referral medical center. PATIENTS:Fourteen su...

journal_title：Chest

authors： Cook RJ,Ashton RW,Aughenbaugh GL,Ryu JH

更新日期：2005-07-01 00:00:00

abstract：STUDY OBJECTIVES:To describe four patients having total anomalous pulmonary venous connection with an intrapulmonary vertical vein, rendering difficulty in diagnosis and surgery. SETTING:a tertiary referral center. PATIENTS AND METHODS:By reviewing medical records, 4 of 25 patients with right atrial isomerism and tot...

journal_title：Chest

authors： Wang JK,Chiu IS,How SW,Wu MH,Wu FF,Hung CR,Lue HC

更新日期：1996-11-01 00:00:00

abstract：BACKGROUND:Physicians play a crucial role in providing smoking cessation counseling and medications. However, it is unknown whether individual physicians' approaches affect whether patients quit. RESEARCH QUESTION:This study assessed patient quit rates within a national quality-improvement learning collaborative to do...

journal_title：Chest

authors： Almaaitah S,Ciemins EL,Joshi V,Arora A,Meskow C,Rothberg MB

更新日期：2020-11-01 00:00:00

abstract：:Pulmonary sequestration is a congenital anomaly resulting in nonfunctioning lung tissue in either the "extralobar" or "intralobar" position. Both forms derive their blood supply from the systemic circulation. Large pulmonary sequestrations can present in the newborn with potentially fatal respiratory distress. Surgica...

journal_title：Chest

authors： Piccione W Jr,Burt ME

更新日期：1990-01-01 00:00:00

abstract：:Pneumocystis carinii pneumonia was suggested by a diffuse, bilateral pulmonary uptake of gallium-67 in an asymptomatic, homosexual male with the antibody to the immunodeficiency virus (HIV) who was undergoing staging evaluation for lymphoma clinically localized to a left inguinal lymph node. Chest radiograph and pulmo...

journal_title：Chest

authors： Reiss TF,Golden J

更新日期：1990-05-01 00:00:00

abstract：:Patients with HES and pulmonary infiltrates may pose certain diagnostic problems as the infiltrates may be attributed to infection, infarction, congestive heart failure, or HES itself. We report an 87-year-old woman with idiopathic HES presenting with bibasal alveolar infiltrates. Differential cell count in BAL fluid ...

journal_title：Chest

authors： Slabbynck H,Impens N,Naegels S,Dewaele M,Schandevyl W

更新日期：1992-04-01 00:00:00

abstract：:All aspects of medical education were affected by the Novel Coronavirus Infectious Disease-19 (COVID-19) pandemic. Several challenges were experienced by trainees and programs alike due to the economic repercussions of the pandemic, how social distancing affected the delivery of medical education, testing and intervie...

journal_title：Chest

authors： Kaul V,Gallo de Moraes A,Khateeb D,Greenstein Y,Winter G,Chae J,Stewart NH,Qadir N,Dangayach NS

更新日期：2020-12-29 00:00:00