Cost analyses of community-acquired pneumonia from the hospital perspective.

abstract：BACKGROUND:Direct (pulmonary) and indirect (extrapulmonary) ARDS are distinct syndromes with important pathophysiologic differences. The goal of this study was to determine whether clinical characteristics and predictors of mortality differ between direct or indirect ARDS. METHODS:This retrospective observational coho...

journal_title：Chest

authors： Luo L,Shaver CM,Zhao Z,Koyama T,Calfee CS,Bastarache JA,Ware LB

更新日期：2017-04-01 00:00:00

abstract：:Arterial blood samples from 75 patients were analyzed for PO2, PCO2, and pH at 0, 15, and 30 min. After the baseline analysis, 60 samples were kept in ice while 59 samples were left at room temperature. There was a statistically significant increase in the PO2 at 15 min and again at 30 min in both groups. There was a ...

journal_title：Chest

authors： Liss HP,Payne CP Jr

更新日期：1993-04-01 00:00:00

abstract：:Clinically apparent myocardial disease is infrequent in sarcoidosis. However, autopsy data show myocardial involvement in up to 30 percent of patients. Unexplained exertional symptomatology is a common complaint in patients with sarcoidosis. In this study, we investigated whether abnormal cardiac function might limit ...

journal_title：Chest

authors： Gibbons WJ,Levy RD,Nava S,Malcolm I,Marin JM,Tardif C,Magder S,Lisbona R,Cosio MG

更新日期：1991-07-01 00:00:00

abstract：STUDY OBJECTIVE:To evaluate gas exchange, pulmonary function, and lung histology during gas ventilation of the perfluorocarbon-filled lung compared with gas ventilation of the gas-filled lung in severe respiratory failure. STUDY DESIGN:Application of gas (GV) or partial liquid (PLV) ventilation in lung-injured sheep. ...

journal_title：Chest

authors： Hirschl RB,Tooley R,Parent AC,Johnson K,Bartlett RH

更新日期：1995-08-01 00:00:00

abstract：BACKGROUND:It has been postulated that differences in provocative concentration of methacholine causing a 20% fall in FEV1 (PC20) values between the dosimeter method and tidal breathing method might be due to differences in the dose of agonist delivered to the mouth. The aim of the present study was to determine the in...

journal_title：Chest

authors： Prieto L,Lopez V,Llusar R,Rojas R,Marin J

更新日期：2008-10-01 00:00:00

abstract：BACKGROUND:Each year, > 1.5 million Americans are diagnosed with an incidentally detected lung nodule. Practice guidelines attempt to balance the benefit of early detection of lung cancer with the risks of diagnostic testing, but adherence to guidelines is low. The goal of this study was to determine guideline adherenc...

journal_title：Chest

authors： Verdial FC,Madtes DK,Cheng GS,Pipavath S,Kim R,Hubbard JJ,Zadworny M,Wood DE,Farjah F

更新日期：2020-04-01 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：BACKGROUND:Previous studies have shown a high prevalence of bronchiectasis in patients with moderate to severe COPD. However, the factors associated with bronchiectasis remain unknown in these patients. The objective of this study is to identify the factors associated with bronchiectasis in patients with moderate to se...

journal_title：Chest

authors： Martínez-García MÁ,Soler-Cataluña JJ,Donat Sanz Y,Catalán Serra P,Agramunt Lerma M,Ballestín Vicente J,Perpiñá-Tordera M

更新日期：2011-11-01 00:00:00

abstract：BACKGROUND:Early high-dose IV vitamin C is being investigated as adjuvant therapy in patients who are critically ill, but the optimal dose and infusion method are unclear. The primary aim of this study was to describe the dose-plasma concentration relationship and safety of four different dosing regimens. METHODS:This...

journal_title：Chest

authors： de Grooth HJ,Manubulu-Choo WP,Zandvliet AS,Spoelstra-de Man AME,Girbes AR,Swart EL,Oudemans-van Straaten HM

更新日期：2018-06-01 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：:A 41-year-old woman had progressive shortness of breath. Cerebrotendinous xanthomatosis was diagnosed 4 years before. An open-lung biopsy showed the simultaneous presence of cerebrotendinous xanthomatosis and pulmonary lymphangioleiomyomatosis. This is perhaps the first time the coincidental occurrence of these two di...

journal_title：Chest

authors： Dormans TP,Verrips A,Bulten J,Cox N

更新日期：1997-07-01 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：: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:Asthma therapy is typically prescribed and titrated based on patient or parent self-report of symptoms. No longitudinal studies have assessed the relationship between symptoms and severe asthma exacerbations in children. The goal of our study was (1) to assess the association of asthma symptoms with severe a...

journal_title：Chest

authors： Wu AC,Tantisira K,Li L,Schuemann B,Weiss ST,Fuhlbrigge AL,Childhood Asthma Management Program Research Group.

更新日期：2011-07-01 00:00:00

abstract：BACKGROUND:Lymph node status is a major determinant of stage and survival in patients with lung cancer; however, little information is available about the expected yield of a mediastinal lymphadenectomy. METHODS:The American College of Surgeons Oncology Group Z0030 prospective, randomized trial of mediastinal lymph no...

journal_title：Chest

authors： Darling GE,Allen MS,Decker PA,Ballman K,Malthaner RA,Inculet RI,Jones DR,McKenna RJ,Landreneau RJ,Putnam JB Jr

更新日期：2011-05-01 00:00:00

abstract：STUDY OBJECTIVE:To assess the accuracy of the respiratory inductive plethysmography in the measurement of PEEP-induced changes in end-expiratory lung volume during mechanical ventilation and its accuracy and stability in the measurement of ventilation during controlled mechanical ventilation and spontaneous breathing. ...

journal_title：Chest

authors： Valta P,Takala J,Foster R,Weissman C,Kinney JM

更新日期：1992-07-01 00:00:00

abstract：:A 10-year-old, 36-kg child with a malignant air leak who failed conventional mechanical ventilation and high-frequency jet ventilation was successfully treated with a neonatal high-frequency oscillatory ventilator for 31 days. Since the air leak resolved with minimal hemodynamic compromise, this technique may have app...

journal_title：Chest

authors： Mayes TC,Jefferson LS,David Y,Louis PT,Fortenberry JD

更新日期：1991-07-01 00:00:00

abstract：:Atherosclerosis occurred in a coronary artery saphenous vein bypass graft. Serial angiograms are presented documenting subtotal occlusion of this graft which occurred over a nine-month period. Pathologic examination of graft material obtained at surgery demonstrated ulcerating atherosclerotic plaque. The occurrence of...

journal_title：Chest

authors： Hanlon JT,Massie B,Riches W,Wilson J,Ellis RJ,Gertz EW

更新日期：1981-01-01 00:00:00

abstract：STUDY OBJECTIVES:Among adults presenting to the emergency department (ED) with acute asthma, we sought to determine the prevalence of obesity, and the relation of body mass index (BMI) to asthma severity in this high-risk population. DESIGN:Multicenter, prospective cohort study. SETTING:Twenty-six North American EDs....

journal_title：Chest

authors： Thomson CC,Clark S,Camargo CA Jr,MARC Investigators.

更新日期：2003-09-01 00:00:00

abstract：STUDY OBJECTIVES:Obstructive sleep apnea (OSA) is characterized by recurrent apnea during sleep that may compromise oxidative balance. Oxidative stress is increased in the blood and in the airways of OSA patients. DESIGN:The aim of this study was to investigate whether oxidative stress is determined by nocturnal apnea...

journal_title：Chest

authors： Carpagnano GE,Kharitonov SA,Resta O,Foschino-Barbaro MP,Gramiccioni E,Barnes PJ

更新日期：2003-10-01 00:00:00

abstract：STUDY OBJECTIVES:Pacing-induced asynchrony may deteriorate left ventricular function; however, limited data exists in humans. The aim of our study was to compare left ventricular hemodynamics during short-term atrioventricular sequential pacing from the right ventricular apex and from the outflow tract of the right ven...

journal_title：Chest

authors： Kolettis TM,Kyriakides ZS,Tsiapras D,Popov T,Paraskevaides IA,Kremastinos DT

更新日期：2000-01-01 00:00:00

abstract：:To evaluate measurements of respiratory sensation in ILD, we compared ratings of breathlessness from three clinical scales with the perceived magnitude of added elastic loads in 20 symptomatic ILD patients. Dyspnea ratings were obtained by two independent observers for each clinical method. Perceived magnitude of four...

journal_title：Chest

authors： Mahler DA,Harver A,Rosiello R,Daubenspeck JA

更新日期：1989-10-01 00:00:00

abstract：BACKGROUND:Pulse pressure (PP) has been shown to predict risk for cardiovascular events in men; however, this association has not been well established in women. Hormone replacement therapy may improve arterial compliance, but findings from cross-sectional and prospective studies report inconsistent results. We sought ...

journal_title：Chest

authors： Nair GV,Chaput LA,Vittinghoff E,Herrington DM,Heart and Estrogen\/Progestin Replacement Study Investigators.

更新日期：2005-05-01 00:00:00

abstract：:The aim of this prospective study was to determine the rate of recurrence for spontaneous pneumothorax (SP) after tetracycline pleurodesis (TCP), using that of observation, tube thoracostomy alone, and thoracotomy as references. From 1985 to the end of 1991, 78 patients were treated with tetracycline pleurodesis and 1...

journal_title：Chest

authors： Alfageme I,Moreno L,Huertas C,Vargas A,Hernandez J,Beiztegui A

更新日期：1994-08-01 00:00:00

abstract：AIM:To evaluate the influence of respiratory muscle overload and right cardiac overload among the possible risk factors of hospital readmission in a 1-year follow-up of a cohort of patients with moderate-to-severe COPD. METHODS:A total of 112 COPD patients who were admitted consecutively to the hospital for acute exac...

journal_title：Chest

authors： González C,Servera E,Marín J

更新日期：2008-04-01 00:00:00

abstract：:Pure posterior mediastinal cystic lymphangiomas are very rare and have seldom been documented. This is the report of such a case, including the ultrasonographic and computed tomographic manifestations of the lesion, the first documentation of such manifestations in the literature. ...

journal_title：Chest

authors： Murayama S

更新日期：1985-12-01 00:00:00

abstract：STUDY OBJECTIVES:To assess the consequences of nitrate withdrawal in angina-free and hemodynamically stable coronary patients. DESIGN:Prospective, open, intervention study. SETTING:Cardiology outpatient clinic of a university-affiliated municipal hospital. PATIENTS:Angina-free patients who were hemodynamically stabl...

journal_title：Chest

authors： George J,Kitzis I,Zandorf D,Golovner M,Shapira I,Laniado S,Roth A

更新日期：2003-11-01 00:00:00

abstract：BACKGROUND:Knowledge of the relationship between respiratory disorders and gastroesophageal reflux disease (GERD) is increasing. However, the association between GERD and pulmonary disease caused by nontuberculous mycobacteria (NTM) has not been studied in detail. We investigated the prevalence of GERD in patients with...

journal_title：Chest

authors： Koh WJ,Lee JH,Kwon YS,Lee KS,Suh GY,Chung MP,Kim H,Kwon OJ

更新日期：2007-06-01 00:00:00

abstract：BACKGROUND:Prolonged mechanical ventilation (MV) is associated with high morbidity, mortality, and cost. However, few and limited data are available on the prediction of duration of MV. We conducted an observational cohort study to seek predictive criteria. METHODS:The study was performed in a surgical ICU (SICU) in a...

journal_title：Chest

authors： Troché G,Moine P

更新日期：1997-09-01 00:00:00

abstract：:We present a case in which the radiographic appearance of a bipolar pacing lead mimics a wire fracture. Recognition of this normal finding--due to lead construction--will help avoid erroneous diagnosis of wire fracture on chest x-ray films. ...

journal_title：Chest

authors： Hecht S,Berdoff R,Van Tosh A,Goldberg E

更新日期：1985-08-01 00:00:00