Short- and long-term hemodynamic effects of captopril in patients with pulmonary hypertension and selected connective tissue disease.

abstract：:The electrical impedance of a pulmonary mass was measured in 53 patients of whom 44 had primary lung cancer, 5 had metastatic lung tumor, and 4 had organizing pneumonia. Because biologic tissue can be regarded, electrically, to consist of extracellular resistance (Re), intracellular resistance (Ri), and the electrical...

journal_title：Chest

authors： Kimura S,Morimoto T,Uyama T,Monden Y,Kinouchi Y,Iritani T

更新日期：1994-06-01 00:00:00

abstract：STUDY OBJECTIVE:To examine the relation between left atrial (LA) function and exercise performance. DESIGN AND SETTING:Retrospective study at a referral cardiopulmonary exercise laboratory in a university hospital. PATIENTS:Forty-one patients with recent myocardial infarction. INTERVENTIONS:M-mode echocardiography a...

journal_title：Chest

authors： Jikuhara T,Sumimoto T,Tarumi N,Yuasa F,Hattori T,Sugiura T,Iwasaka T

更新日期：1997-04-01 00:00:00

abstract：:The efficacy of a nasopharyngeal tube was evaluated in 44 patients with obstructive sleep apnea syndrome. Twenty-four of these patients underwent repeated polysomnographic studies with the nasopharyngeal tube in place. They had a 62.3 percent decrease in apnea index and a 39.2 percent decrease in disordered breathing ...

journal_title：Chest

authors： Nahmias JS,Karetzky MS

更新日期：1988-12-01 00:00:00

abstract：OBJECTIVES:This study was designed to determine the incidence rate, define risk factors, and suggest proper management protocols for pulmonary artery (PA) rupture associated with Swan-Ganz catheters. DESIGN:This is a retrospective chart-review study. SETTING:This study involved 32,442 inpatients requiring hemodynamic...

journal_title：Chest

authors： Kearney TJ,Shabot MM

更新日期：1995-11-01 00:00:00

abstract：:alpha 1-Antitrypsin (alpha 1-AT) accumulates in the rough endoplasmic reticulum through a mechanism of polymerization. Polymerization is favored by the incorrect tertiary structure of the alpha 1-AT caused by a point mutation at position 342 of the protein. Accumulation of alpha 1-AT in the liver cells (and in hepatoc...

journal_title：Chest

authors： Massi G

更新日期：1996-12-01 00:00:00

abstract：:Symptom-limited supine bicycle exercise with radionuclide angiography was performed on 11 patients with severe mitral regurgitation (who were not receiving vasodilators), to assess changes in left ventricular volume, regurgitant fraction, forward flow and regurgitant flow during exercise. All patients were in normal s...

journal_title：Chest

authors： Lavie CJ,Lam JB,Gibbons RJ

更新日期：1989-11-01 00:00:00

abstract：:Among 1,700 primary tumors of the lung, there were 53 cases of bronchial adenoma (3.1 percent); 38 (72 percent) of the 53 were typical carcinoids, and the remaining 15 were of a higher grade of malignant neoplasm. There was a slight predominance of female patients, and the age of greatest incidence was between 30 and ...

journal_title：Chest

authors： de Lima R

更新日期：1980-01-01 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：BACKGROUND:Solitary pulmonary nodule (SPN) evaluation based on analyses of combined wash-in (WI) and washout (WO) values obtained by helical dynamic CT (HDCT) scanning is useful for malignant SPN characterization, because this method has higher specificity and accuracy than that based on analyses of WI values only. How...

journal_title：Chest

authors： Lee KS,Yi CA,Jeong SY,Jeong YJ,Kim S,Chung MJ,Kim HY,Kim YK,Lee KH

更新日期：2007-05-01 00:00:00

abstract：:Breathing against positive expiratory pressure has been used to improve gas exchange in many forms of pulmonary edema, and forced expiration against resistance during exercise has been advocated for climbing at high altitude as a method to optimize performance. To evaluate the effect of expiratory positive airway pres...

journal_title：Chest

authors： Schoene RB,Roach RC,Hackett PH,Harrison G,Mills WJ Jr

更新日期：1985-03-01 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:Low-density gas mixtures and oxygen (O₂) supplementation are known to improve physical performance and ventilatory adaptation during incremental maximal exercise in COPD. We investigated whether their combined use during intense physical training is also effective in ameliorating exercise tolerance in patien...

journal_title：Chest

authors： Scorsone D,Bartolini S,Saporiti R,Braido F,Baroffio M,Pellegrino R,Brusasco V,Crimi E

更新日期：2010-11-01 00:00:00

abstract：:Measurement of lung volumes is an integral part of complete pulmonary function testing. Some lung volumes can be measured during spirometry; however, measurement of the residual volume (RV), functional residual capacity (FRC), and total lung capacity (TLC) requires special techniques. FRC is typically measured by one ...

journal_title：Chest

authors： Flesch JD,Dine CJ

更新日期：2012-08-01 00:00:00

abstract：:The association between pulmonary impairment and all-cause mortality was investigated among white subjects in a follow-up study of a large national cohort. Pulmonary function was measured during the National Health and Nutrition Examination Survey (NHANESI) (1971 to 1975); subsequent mortality information was obtained...

journal_title：Chest

authors： Bang KM,Gergen PJ,Kramer R,Cohen B

更新日期：1993-02-01 00:00:00

abstract：:At the cardiac sympathetic nerve terminal the alpha 2-adrenoceptor is presynaptic and appears to be located at an extrasynaptic site. This is suggested by (1) absence of evidence of autoinhibitory feedback at physiologic stimulus levels up to about 50 percent of the maximum chronotropic response in the isolated guinea...

journal_title：Chest

authors： Korner PI,Angus JA,Lew MJ,Heinzow BG

更新日期：1983-02-01 00:00:00

abstract：:The effects of one hour exposures of healthy nonsmoking human volunteers to submicrometer H2SO4 droplets via nasal mask on tracheobronchial mucociliary particle clearance were studied using two different sized monodisperse gamma-tagged Fe2O3 test aerosols. The larger sized Fe2O3 aerosol, 7.5 micrometers AMAD, was depo...

journal_title：Chest

authors： Lippmann M,Leikauf G,Spektor D,Schlesinger RB,Albert RE

更新日期：1981-12-01 00:00:00

abstract：:In previous research, we have demonstrated the value of using necropsy "surprise" lung cancer cases, in those in whom lung cancer was not suspected during life, to estimate the size and composition of the "reservoir" of undetected lung cancer in the general population. The current research was done to determine the ch...

journal_title：Chest

authors： Chan CK,Wells CK,McFarlane MJ,Feinstein AR

更新日期：1989-08-01 00:00:00

abstract：BACKGROUND:The presence and progression of interstitial lung abnormalities (ILAs) is known to be associated with a decline of lung function and increased risk of mortality. RESEARCH QUESTION:We aimed to elucidate the clinical course according to ILAs in patients with COPD. STUDY DESIGN AND METHODS:A retrospective stu...

journal_title：Chest

authors： Lee TS,Jin KN,Lee HW,Yoon SY,Park TY,Heo EY,Kim DK,Chung HS,Lee JK

更新日期：2021-01-01 00:00:00

abstract：:The levels of soluble IL-2R were measured in pleural fluid from patients with tuberculosis pleurisy. There were significantly elevated soluble IL-2R values in tuberculous pleural fluid as compared with pleural fluid of nontuberculous etiology including malignant, bacterial and transudative pleural effusions. In patien...

journal_title：Chest

authors： Ito M,Kojiro N,Shirasaka T,Moriwaki Y,Tachibana I,Kokubu T

更新日期：1990-05-01 00:00:00

abstract：:Phosphodiesterase 4 (PDE4) is a major cyclic adenosine-3',5'-monophosphate-metabolizing enzyme in immune and inflammatory cells, airway smooth muscle, and pulmonary nerves. Selective inhibitors of this enzyme have been available for a number of years and show a broad spectrum of activity in animal models of COPD and a...

journal_title：Chest

authors： Sturton G,Fitzgerald M

更新日期：2002-05-01 00:00:00

abstract：:Improved airway resistance following bronchodilator inhalation is not always accompanied by improvement in forced expiratory flow. We studied 241 patients with airways obstruction to learn whether changes in static lung volumes (vital capacity and function residual capacity measured by body plethysmography [FRCB]) wou...

journal_title：Chest

authors： Ramsdell JW,Tisi GM

更新日期：1979-12-01 00:00:00

abstract：:Extensive surgery for all of the mechanical complications of ischemic heart disease is feasible with early diagnosis, catheterization, and aggressive medical and surgical therapy. A patient is report who, after recovering from cardiogenic shock, required a coronary bypass, closure of ventricular septal defects, mitral...

journal_title：Chest

authors： Lemole GM,Perez J,Strong MD,McDonough MT

更新日期：1977-01-01 00:00:00

abstract：:We tested the response characteristics of a dual transcutaneous (tc) PO2/PCO2 monitoring system in healthy subjects who breathed various gas mixtures, and we compared steady-state tc readings to simultaneous arterial blood gas analysis in 20 stable respiratory outpatients. The electrodes were simple to apply, required...

journal_title：Chest

authors： Kesten S,Chapman KR,Rebuck AS

更新日期：1991-05-01 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：:We evaluated two patients with systemic cholesterol embolization (SCE) associated with the development of pleural effusions. These two patients had evidence of atherosclerosis and presented with livedo reticularis, renal insufficiency, and gangrenous cutaneous changes as manifestations of their SCE. In both cases, clo...

journal_title：Chest

authors： Kollef MH,McCormack MT,Kristo DA,Reddy VV

更新日期：1993-03-01 00:00:00

abstract：:The presented data suggest that PAPase may, indeed, be important in the biosynthesis of lung phospholipids. The observed increase in the specific activity of rabbit lung precedes the "surge" of phosphatidylcholine concentration and surfactant biosynthesis by at least 24 hours. In human amnionic fluid, PAPase specific ...

journal_title：Chest

authors： Johnston JM,Schultz M,Jimenez JM,MacDonald PC

更新日期：1975-02-01 00:00:00

abstract：:The narcotic antagonists naloxone and naltrexone were used as respiratory stimulants in two patients failing traditional medical therapy for COPD. Both patients demonstrated improvement while receiving the drugs, but developed respiratory failure when they were discontinued abruptly. In selected patients with COPD, na...

journal_title：Chest

authors： Reents SB,Beck CA Jr

更新日期：1988-01-01 00:00:00

abstract：OBJECTIVE:To describe and correlate pulmonary function and high-resolution CT (HRCT) scan scores in individuals with a high risk for development of pulmonary fibrosis, ie, Hermansky-Pudlak syndrome (HPS) patients with mutations in the HPS-1 gene. DESIGN:Cross-sectional analysis of consecutive, eligible patients. PATI...

journal_title：Chest

authors： Brantly M,Avila NA,Shotelersuk V,Lucero C,Huizing M,Gahl WA

更新日期：2000-01-01 00:00:00

abstract：STUDY OBJECTIVES:Patients with COPD are at risk of experiencing a deterioration in arterial oxygen saturation (SaO2) during sleep, which is generally most pronounced during rapid eye movement (REM) sleep. Increased cholinergic tone has been suggested as a contributing factor to this decrease in SaO2. Therefore, we inve...

journal_title：Chest

authors： Martin RJ,Bartelson BL,Smith P,Hudgel DW,Lewis D,Pohl G,Koker P,Souhrada JF

更新日期：1999-05-01 00:00:00

abstract：:A 54-year-old man was referred with nonresolving pneumonia. He had been treated for community-acquired pneumonia 6 weeks earlier. He reported grade 2 dyspnea, malaise, and a nonproductive cough. He had also experienced three episodes of minimal hemoptysis but denied weight loss, fever, or any other constitutional symp...

journal_title：Chest

authors： Catteeuw J,Koegelenberg CFN,Bruwer JW,Sissolak G,Schroeter L,Mohamed N,Irusen EM

更新日期：2014-09-01 00:00:00