Recovery of the ventilatory and upper airway muscles and exercise performance after type A botulism.

abstract：:To elucidate the criterion for amplitude of circadian FEV1 variation suitable for phase analysis, six FEV1 measurements within a day were made on 346 days in 125 stable asthmatic children aged 8 to 12 years. Since coefficient of variation (CV) of FEV1 within a day in nonasthmatic children in our laboratory is less tha...

journal_title：Chest

authors： Kondo S

更新日期：1992-09-01 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：:The effects of the administration of ouabain on the peak negative left ventriculat (LV) dP/dt were studied in 14 patients with acute myocardial infarction. Prior to administration of ouabain, negative LV dP/at was lower than previously reported for patients without coronary arterial disease. One hour after administrat...

journal_title：Chest

authors： Loeb HS,Sinno MZ,Rahimtoola SH,Gunnar RM,Blount SG Jr

更新日期：1976-08-01 00:00:00

abstract：STUDY OBJECTIVES:To ascertain whether inspiratory pressure support (IPS) can be triggered reliably from and targeted at esophageal pressures (Pes), and to compare the work of breathing and time delay to initiation of inspiratory flow between conventional pressure support and esophageal-directed pressure support (EDPS)....

journal_title：Chest

authors： Barnard M,Shukla A,Lovell T,Goldstone J

更新日期：1999-02-01 00:00:00

abstract：:This report describes a patient who developed gastric rupture as a result of post-extubation laryngeal edema and the use of a manual resuscitation bag. The association between oxygen administraton and gastric rupture is reviewed. ...

journal_title：Chest

authors： Eichenhorn MS

更新日期：1979-09-01 00:00:00

abstract：BACKGROUND:In patients who have experienced acute myocardial infarction (MI), primary percutaneous coronary intervention (PCI) has been shown to be of benefit in terms of clinical outcomes. However, the value of performing routine PCI in patients with early MI (ie, an MI occurring > 12 h to < or = 7 days before patient...

journal_title：Chest

authors： Yip HK,Wu CJ,Yang CH,Chang HW,Chen SM,Hung WC,Hang CL

更新日期：2004-07-01 00:00:00

abstract：:Four patients underwent exercise testing because of a history of pain in the chest; all four developed marked elevation of the S-T segment only during recovery after exercise. Three of the four patients showed ST-segment depression during exercise, but ST-segment elevation was absent until two or more minutes after ce...

journal_title：Chest

authors： Weiner DA,Schick EC Jr,Hood WB Jr,Ryan TJ

更新日期：1978-08-01 00:00:00

abstract：BACKGROUND:Despite increasing knowledge about partial liquid ventilation (PLV), the optimal dose of perfluorocarbon (PFC) is not yet established. Because there exist normal regions in the lung with ARDS and because PLV in the normal lung results in worsened gas exchange, we postulated that the optimal dose of PFC for P...

journal_title：Chest

authors： Lim CM,Koh Y,Jung BO,Lee SD,Kim WS,Kim DS,Kim WD

更新日期：2000-01-01 00:00:00

abstract：:Between December 1985 and August 1988, there were 115 patients at 13 centers who were entered on a randomized comparison of tetracycline and bleomycin for treatment of malignant pleural effusions. Fifteen patients were not treated, primarily due to rapid progression of systemic cancer. Fifteen patients entered on a hi...

journal_title：Chest

authors： Ruckdeschel JC,Moores D,Lee JY,Einhorn LH,Mandelbaum I,Koeller J,Weiss GR,Losada M,Keller JH

更新日期：1991-12-01 00:00:00

abstract：STUDY OBJECTIVES:The aim of this study was to explore the relationship between quality of life and measures of asthma, such as lung function, reversibility to bronchodilation, exhaled nitric oxide (NO), and bronchial responsiveness to direct and indirect stimulus in patients with mild asthma in a primary care setting. ...

journal_title：Chest

authors： Ehrs PO,Sundblad BM,Larsson K

更新日期：2006-03-01 00:00:00

abstract：STUDY OBJECTIVE:The benefit of smoking cessation just prior to surgery in preventing postoperative pulmonary complications has not been proven. Some studies actually show a paradoxical increase in complications in those quitting smoking only a few weeks or days prior to surgery. We studied the effect of smoking and the...

journal_title：Chest

authors： Barrera R,Shi W,Amar D,Thaler HT,Gabovich N,Bains MS,White DA

更新日期：2005-06-01 00:00:00

abstract：BACKGROUND:The benefits of inhaled corticosteroids in the management of COPD are less apparent than they are in asthma therapy, and the potential for adverse systemic effects of high-dose inhaled corticosteroids has been recognized recently. It is therefore essential to know the maximal obtainable benefits in order to ...

journal_title：Chest

authors： Nishimura K,Koyama H,Ikeda A,Tsukino M,Hajiro T,Mishima M,Izumi T

更新日期：1999-01-01 00:00:00

abstract：OBJECTIVE:Fractional flow reserve (FFR) is a valid surrogate for hemodynamic significance in stenotic native coronary arteries, but its validity in patients with coronary stent restenosis is unknown. DESIGN:Prospective. SETTING:University hospital. PATIENTS:We studied 42 patients (mean age +/- 1 SD, 62 +/- 10 years)...

journal_title：Chest

authors： Krüger S,Koch KC,Kaumanns I,Merx MW,Hanrath P,Hoffmann R

更新日期：2005-09-01 00:00:00

abstract：:There has been dramatic resurgence of interest in surgical treatment of emphysema, particularly "lung volume reduction" procedures. Recent studies have demonstrated improvements in pulmonary function, lung mechanics, exercise tolerance, and quality of life in selected patients following volume reduction procedures. Ho...

journal_title：Chest

authors： Brenner M,Yusen R,McKenna R Jr,Sciurba F,Gelb AF,Fischel R,Swain J,Chen JC,Kafie F,Lefrak SS

更新日期：1996-07-01 00:00:00

abstract：STUDY OBJECTIVES:Quadriceps fatigue can occur in patients with COPD after exhaustive cycle exercise. The purpose of this study was to determine whether the degree of fatigue elicited by cycle exercise was greater in patients with COPD compared with matched control subjects. SUBJECTS:Nine male patients with COPD with a...

journal_title：Chest

authors： Mador MJ,Bozkanat E,Kufel TJ

更新日期：2003-04-01 00:00:00

abstract：STUDY OBJECTIVE:To determine if animals with abnormally low albumin levels are more susceptible to the effects of hypercapnia on BP compared to normal animals. DESIGN:Prospective, controlled laboratory experiment. SETTING:University research laboratory. ANIMALS:Eighteen male Sprague-Dawley rats: 6 rats 10 to 12 week...

journal_title：Chest

authors： Gómez JL,Gunnerson KJ,Song M,Li J,Kellum JA

更新日期：2007-05-01 00:00:00

abstract：:Follow-up of patients with subclinical inflammatory alveolitis associated with systemic diseases may represent the best opportunity to study the mechanisms responsible for the development of interstitial lung disease. We report a seven-year sequential pulmonary evaluation of one patient with clinically isolated gastri...

journal_title：Chest

authors： Dugas M,Wallaert B,Tonnel AB,Voisin C

更新日期：1989-10-01 00:00:00

abstract：:We report an individual with limb-girdle muscular dystrophy who has devised a way to assist her respiration by using her hands braced against the tray of her wheelchair. Utilizing this method, she was able to increase her tidal volume (VT) and lower her respiratory rate compared to unassisted spontaneous breathing, th...

journal_title：Chest

authors： Stone AC,Nolan S,Abu-Hijleh M,McCool D,Hill NS

更新日期：2003-03-01 00:00:00

abstract：BACKGROUND:To improve communication and decision making related to cardiopulmonary resuscitation (CPR), a greater understanding of the perspectives of hospitalized patients with advanced diseases and their family members are needed. METHODS:In five Canadian hospitals, we administered a face-to-face questionnaire to ol...

journal_title：Chest

authors： Heyland DK,Frank C,Groll D,Pichora D,Dodek P,Rocker G,Gafni A

更新日期：2006-08-01 00:00:00

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：STUDY OBJECTIVE:To determine whether urinary leukotriene E4 (uLTE4) levels increase upon exposure to high altitude, and also to ascertain the relationship between uLTE4 levels and symptoms of acute mountain sickness (AMS). DESIGN:Prospective, unblinded, single-factor (altitude) experimental study. SETTINGS:US Army re...

journal_title：Chest

authors： Roach JM,Muza SR,Rock PB,Lyons TP,Lilly CM,Drazen JM,Cymerman A

更新日期：1996-10-01 00:00:00

abstract：STUDY OBJECTIVES:Black smokers have been reported to have higher serum cotinine levels than do white smokers, and have higher rates of most smoking-related diseases, despite smoking fewer cigarettes per day. Another striking racial difference is the preference for mentholated cigarettes among black smokers. The contrib...

journal_title：Chest

authors： Clark PI,Gautam S,Gerson LW

更新日期：1996-11-01 00:00:00

abstract：:Fifty-seven patients with rheumatoid arthritis (RA) were treated in hospital for diffuse interstitial lung fibrosis. Although interstitial fibrosis (either on the basis of lung function tests or chest roentgenograms or both) is fairly common among patients with RA, according to this study interstitial fibrosis of suff...

journal_title：Chest

authors： Hakala M

更新日期：1988-01-01 00:00:00

abstract：:As an aid in the differential diagnosis of exudative pleural effusions, tumor markers were investigated. We measured immunosuppressive acidic protein (IAP), carbohydrate antigen 19-9 (CA 19-9), tissue polypeptide antigen (TPA), carcinoembryonic antigen (CEA), adenosine deaminase (ADA), and alpha 1-acid glycoprotein (A...

journal_title：Chest

authors： Niwa Y,Kishimoto H,Shimokata K

更新日期：1985-03-01 00:00:00

abstract：:The role of infection in exacerbations of COPD remains controversial and incompletely understood. Although some investigators believe that bacteria are not important for patients with exacerbation, we disagree and believe that patients with at least two of the three cardinal symptoms of exacerbation should receive ant...

journal_title：Chest

authors： Murphy TF,Sethi S,Niederman MS

更新日期：2000-07-01 00:00:00

abstract：:Nocturnal noninvasive ventilation (NNV), the provision of ventilatory assistance via a noninvasive interface mainly during sleep, has assumed an important role in the management of chronic hypoventilatory syndromes. This review focuses on recent developments related to the use of NNV to treat various forms of chronic ...

journal_title：Chest

authors： Ozsancak A,D'Ambrosio C,Hill NS

更新日期：2008-05-01 00:00:00

abstract：:We present an unusual case of a patient with chronic hepatitis C who experienced dyspnea, fever, and cough after 2 1/2 months' treatment with interferon. His radiograph demonstrated diffuse pulmonary infiltrates and bronchoalveolar lavage fluid showed an increase in lymphocytes, especially CD8-positive cells. The lung...

journal_title：Chest

authors： Ogata K,Koga T,Yagawa K

更新日期：1994-08-01 00:00:00

abstract：BACKGROUND:The use of noninvasive ventilation (NIV) in acute exacerbation of COPD has increased over time. However, little is known about patient factors influencing its use in routine clinical practice. METHODS:This was a retrospective cohort study of 723,560 hospitalizations for exacerbation of COPD at 475 hospitals...

journal_title：Chest

authors： Stefan MS,Shieh MS,Pekow PS,Hill N,Rothberg MB,Lindenauer PK

更新日期：2015-04-01 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：:We report the cases of two lung transplant recipients (one heart-lung and one single lung) who eventually developed cytomegalovirus (CMV) pneumonitis after documentation of increasing CMV DNA titers in sequential bronchoalveolar lavage (BAL) specimens by polymerase chain reaction (PCR) amplification. To our knowledge,...

journal_title：Chest

authors： Cagle PT,Buffone G,Holland VA,Samo T,Demmler GJ,Noon GP,Lawrence EC

更新日期：1992-01-01 00:00:00