Bad medicine: low-dose dopamine in the ICU.

abstract：STUDY OBJECTIVES:Specialty societies have developed practice guidelines for the treatment of community-acquired pneumonia (CAP). To aid in adapting specialty recommendations for a pneumonia practice guideline at Intermountain Health Care, we investigated which physicians care for pneumonia patients in Utah. We wanted t...

journal_title：Chest

authors： Dean NC,Silver MP,Bateman KA

更新日期：2000-02-01 00:00:00

abstract：:Cardiac imaging with dipyridamole infusion has been proposed as an exercise-independent tool for the diagnosis of coronary artery disease. Dipyridamole acts through the accumulation of adenosine, which reduces sympathetic tone in vasomotor nuclei of the brainstem and inhibits norepinephrine release in noradrenergic ne...

journal_title：Chest

authors： Lucarini AR,Picano E,Marini C,Favilla S,Salvetti A,Distante A

更新日期：1992-08-01 00:00:00

abstract：BACKGROUND:Obesity is known to be an important risk factor for OSA; however, OSA can also be seen in nonobese patients with a small maxilla and/or mandible as well as in all obese patients with such features. Thus, we hypothesized that regional factors, oropharyngeal crowding associated with fat deposition, and maxillo...

journal_title：Chest

authors： Ito E,Tsuiki S,Maeda K,Okajima I,Inoue Y

更新日期：2016-08-01 00:00:00

abstract：:A patient presented with multisystem disease due to a very aggressive malignant thymoma. The case was complicated by the triad of cardiac tamponade, superior vena cava (SVC) syndrome, and disseminated intravascular coagulation (DIC). A review of the English literature reveals this to be a unique constellation of clini...

journal_title：Chest

authors： Dib HR,Friedman B,Khouli HI,Gerber DR,Weiss RL

更新日期：1994-03-01 00:00:00

abstract：BACKGROUND:The long-term clinical course of asthma in patients with eosinophilic granulomatosis with polyangiitis (EGPA) remains unclear. We aimed to characterize long-term asthma in EGPA and to identify baseline predictors of long-term asthma severity. METHODS:This retrospective cohort study included patients who ful...

journal_title：Chest

authors： Berti A,Cornec D,Casal Moura M,Smyth RJ,Dagna L,Specks U,Keogh KA

更新日期：2020-05-01 00:00:00

abstract：:Thirty-eight high-risk patients (forced expiratory volume in one second [FEV1] less than 2.0L or maximum voluntary ventilation [MVV] less than 50 per cent of predicted) were observed for a minimum of one year after pneumonectomy for carcinoma of the lung. Operability was assessed by calculating a predicted postoperati...

journal_title：Chest

authors： Boysen PG,Harris JO,Block AJ,Olsen GN

更新日期：1981-08-01 00:00:00

abstract：:Pulmonary artery rupture by a flow-directed balloon-tipped catheter is a rare complication if guidelines for insertion of catheters are strictly applied. It should be stressed that the need for a "confirmed" wedge pressure should be weighed against the very real risk of this potentially fatal complication. Users of th...

journal_title：Chest

authors： Hannan AT,Brown M,Bigman O

更新日期：1984-01-01 00:00:00

abstract：STUDY OBJECTIVE:To examine the hemodynamic and metabolic short-term effects of hypophosphatemia correction in patients with septic shock receiving catecholamine therapy. DESIGN:Prospective, single cohort study. SETTING:ICU, university hospital. PATIENTS:Ten patients with septic shock and hypophosphatemia below 2 mg/...

journal_title：Chest

authors： Bollaert PE,Levy B,Nace L,Laterre PF,Larcan A

更新日期：1995-06-01 00:00:00

abstract：BACKGROUND:Adjunctive strategies are an important part of the management of ARDS. However, their application in clinical practice remains inconsistent. RESEARCH QUESTION:We wished to determine the frequency and patterns of use of adjunctive strategies in patients with moderate to severe ARDS (Pao2/Fio2 [P/F ratio] < 1...

journal_title：Chest

authors： Duggal A,Rezoagli E,Pham T,McNicholas BA,Fan E,Bellani G,Rubenfeld G,Pesenti AM,Laffey JG,LUNG SAFE Investigators and the ESICM Trials Group.

更新日期：2020-06-01 00:00:00

abstract：STUDY OBJECTIVES:To determine the cause of pulmonary hypertension (PH) in systemic sclerosis (SSc) patients since PH can occur because of pulmonary arteriopathy, pulmonary parenchymal destruction, and left ventricular cardiac dysfunction. DESIGN AND SETTING:Consecutive case series in a university hospital. PATIENTS:N...

journal_title：Chest

authors： Strange C,Bolster M,Mazur J,Taylor M,Gossage JR,Silver R

更新日期：2000-10-01 00:00:00

abstract：:Endobronchial ultrasonography (EBUS) has become an invaluable tool in the diagnosis of patients with a variety of thoracic abnormalities. The majority of EBUS procedures are used to diagnose and stage mediastinal and hilar abnormalities, as well as peripheral pulmonary targets, with a probe-based technology. Nearly 1,...

journal_title：Chest

authors： Gildea TR,Nicolacakis K

更新日期：2016-12-01 00:00:00

abstract：:Initial evaluation of 22 patients with cystic fibrosis (CF) on entry into a trial of home oxygen therapy was used to elucidate the possible effects of poor nutritional status on exercise performance in CF. The patients had advanced lung disease (mean FEV1, 36 percent predicted) and all had a stable resting PaO2 less t...

journal_title：Chest

authors： Marcotte JE,Canny GJ,Grisdale R,Desmond K,Corey M,Zinman R,Levison H,Coates AL

更新日期：1986-09-01 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：:Lung volume reduction surgery (LVRS) is being evaluated in the treatment of emphysema. The proposed mechanisms of improvement are increased elastic recoil of the lung and improved mechanical efficiency of the muscles of respiration. We report a unique patient with emphysema who developed a giant bulla 3 years subseque...

journal_title：Chest

authors： Iqbal M,Rossoff L,McKeon K,Graver M,Scharf SM

更新日期：1999-12-01 00:00:00

abstract：:Using recently published data, a nomogram was constructed to estimate the likelihood of asthma following methacholine challenge. Based on Bayes' theorem, the nomogram makes use of the sensitivity and specificity of methacholine challenge to calculate the post-test probability of asthma once the physician makes a deter...

journal_title：Chest

authors： Gilbert R,Auchincloss JH Jr

更新日期：1990-03-01 00:00:00

abstract：BACKGROUND:Clinicians lack a validated tool for risk stratification in acute exacerbations of COPD (AECOPD). We sought to validate the BAP-65 (elevated BUN, altered mental status, pulse > 109 beats/min, age > 65 years) score for this purpose. METHODS:We analyzed 34,699 admissions to 177 US hospitals (2007) with either...

journal_title：Chest

authors： Shorr AF,Sun X,Johannes RS,Yaitanes A,Tabak YP

更新日期：2011-11-01 00:00:00

abstract：:In 283 patients referred for testing in an outpatient pulmonary function laboratory, we studied the single-breath diffusing capacity of the lungs for carbon monoxide (Dco) using the Ogilvie (Og), Jones-Meade (JM), Epidemiological Standardization Project (ESP), and three-phase iterative methods (3PIT, similar to the th...

journal_title：Chest

authors： Beck KC,Offord KP,Scanlon PD

更新日期：1994-02-01 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：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：:The host factors affecting the longitudinal decline in lung function among 267 white male grain elevator workers who were still working in the industry and did not change their smoking habits over a period of six years were studied. Spirometric measures declined more rapidly in older grain handlers as compared with yo...

journal_title：Chest

authors： Tabona M,Chan-Yeung M,Enarson D,MacLean L,Dorken E,Schulzer M

更新日期：1984-06-01 00:00:00

abstract：BACKGROUND:Successful management of chronic cough has varied in the primary research studies in the reported literature. One of the potential reasons relates to a lack of intervention fidelity to the core elements of the diagnostic and/or therapeutic interventions that were meant to be used by the investigators. METHO...

journal_title：Chest

authors： French CT,Diekemper RL,Irwin RS,Adams TM,Altman KW,Barker AF,Birring SS,Blackhall F,Bolser DC,Boulet LP,Braman SS,Brightling C,Callahan-Lyon P,Canning BJ,Chang AB,Coeytaux R,Cowley T,Davenport P,Diekemper RL,Ebihara

更新日期：2015-07-01 00:00:00

abstract：BACKGROUND:COPD is associated with significant morbidity primarily driven by acute exacerbations. Relative pulmonary artery (PA) enlargement, defined as a PA to ascending aorta (A) diameter ratio greater than one (PA:A>1) identifies patients at increased risk for exacerbations. However, little is known about the correl...

journal_title：Chest

authors： Iyer AS,Wells JM,Vishin S,Bhatt SP,Wille KM,Dransfield MT

更新日期：2014-04-01 00:00:00

abstract：:Forty-eight elderly patients with uncomplicated mild essential hypertension entered two drug regimens. In group 1, clonidine monotherapy (n = 15), clonidine was titrated to achieve goal blood pressure (less than 90 mm Hg diastolic) in dosages of 0.05 mg twice daily to 0.2 mg three times daily. Blood pressure decreased...

journal_title：Chest

authors： Thananopavarn C,Golub MS,Sambhi MP

更新日期：1983-02-01 00:00:00

abstract：:Twenty-eight patients developed severe, progressive acute respiratory insufficiency despite aggressive application of conventional respiratory therapy. Application of increased PEEP (18 torr or greater) resulted in a significant decrease in QA/QT. Selection of the optimal levle of PEEP for each patient required seria...

journal_title：Chest

authors： Kirby RR,Downs JB,Civetta JM,Modell JH,Dannemiller FJ,Klein EF,Hodges M

更新日期：1975-02-01 00:00:00

abstract：BACKGROUND:The aim of this study was to characterize the practice of routinely obtaining tracheal aspirate cultures in children with tracheostomy tubes and to analyze the appropriateness of using this information to guide antibiotic selection for treatment of subsequent lower respiratory infections. METHODS:Pediatric ...

journal_title：Chest

authors： Cline JM,Woods CR,Ervin SE,Rubin BK,Kirse DJ

更新日期：2012-03-01 00:00:00

abstract：BACKGROUND:We investigated factors related to the diagnostic sensitivity of CT-guided transbronchial biopsy (TBB) using an ultrathin bronchoscope and virtual bronchoscopy (VB) navigation for small peripheral pulmonary lesions. METHOD:We have performed this procedure on 83 patients with 85 small peripheral pulmonary le...

journal_title：Chest

authors： Shinagawa N,Yamazaki K,Onodera Y,Asahina H,Kikuchi E,Asano F,Miyasaka K,Nishimura M

更新日期：2007-02-01 00:00:00

abstract：:Pulmonary infections, which frequently occur during the early and late period following bone marrow transplantation for hematologic malignancies, are associated with significant morbidity and mortality. In this study the incidence, the infectious causes of pneumonia and the mortality related to pneumonia in 130 alloge...

journal_title：Chest

authors： Gentile G,Micozzi A,Girmenia C,Iori AP,Donati PP,Capria S,Martino P

更新日期：1993-08-01 00:00:00

abstract：BACKGROUND:In COPD, a decreased inspiratory capacity to total lung capacity ratio (IC/TLC) is associated with dynamic hyperinflation and poor exercise capacity. The association with upper-extremity force measured by handgrip strength (HGS) and 6-min walk distance (6MWD) has not been previously described. We hypothesize...

journal_title：Chest

authors： Felipe C,Bartolome C,Miguel D,Victor PP

更新日期：2015-10-01 00:00:00

abstract：:In November 2007, the Josiah Macy, Jr. Foundation convened a conference to address a number of complex issues concerning continuing education (CE) in the health professions. Participants concluded that CE, as currently practiced, does not focus adequately on improving clinician performance and patient care, is too dep...

journal_title：Chest

authors： Leach DC,Fletcher SW

更新日期：2008-12-01 00:00:00

abstract：BACKGROUND:There are several reports showing that expiratory muscle strength and endurance can be impaired in patients with COPD. This muscle weakness may have clinically relevant implications. Expiratory muscle training tended to improve cough and to reduce the sensation of respiratory effort during exercise in patien...

journal_title：Chest

authors： Weiner P,Magadle R,Beckerman M,Weiner M,Berar-Yanay N

更新日期：2003-08-01 00:00:00