A new method for bronchial-provocation testing in asthmatic subjects using a dry powder of mannitol.

abstract：:Early experience suggests that lung volume reduction surgery improves exercise tolerance as measured by the 6-min walk distance in patients with emphysema. To identify the physiologic mechanism(s) by which lung volume reduction surgery improved exercise, we performed progressive cardiopulmonary exercise testing, inclu...

journal_title：American journal of respiratory and critical care medicine

authors： Benditt JO,Lewis S,Wood DE,Klima L,Albert RK

更新日期：1997-08-01 00:00:00

abstract：:A 21-yr-old man with multiple pulmonary AV fistulae presented with moderate hypoxemia with chronic hyperventilation, which continued even after sufficient oxygenation by 100% O2 inhalation. The infusion of aminophylline, an adenosine receptor blocker, not only increased PaCO2 from 35 to 39 mm Hg but also depressed the...

journal_title：American journal of respiratory and critical care medicine

authors： Kobayashi S,Nishimura M,Nasuhara Y,Miyamoto K,Kawakami Y

更新日期：1994-12-01 00:00:00

abstract：:Idiopathic pulmonary fibrosis (IPF) is associated with significant morbidity and mortality despite aggressive therapy. Thirty-eight patients with biopsy-proven IPF were studied to identify pretreatment features that could be used to predict short-term improvement in pulmonary function and improved longer term survival...

journal_title：American journal of respiratory and critical care medicine

authors： Gay SE,Kazerooni EA,Toews GB,Lynch JP 3rd,Gross BH,Cascade PN,Spizarny DL,Flint A,Schork MA,Whyte RI,Popovich J,Hyzy R,Martinez FJ

更新日期：1998-04-01 00:00:00

abstract：RATIONALE:Mast cells have important roles in innate immunity and tissue remodeling but have remained poorly studied in inflammatory airway diseases like chronic obstructive pulmonary disease (COPD). OBJECTIVES:To perform a detailed histological characterization of human lung mast cell populations at different severiti...

journal_title：American journal of respiratory and critical care medicine

authors： Andersson CK,Mori M,Bjermer L,Löfdahl CG,Erjefält JS

更新日期：2010-02-01 00:00:00

abstract：:The aim of the study was to determine risk factors for severe community-acquired pneumonia (CAP) as well as to compare microbial patterns of severe CAP to a previous study from our respiratory intensive care unit (ICU) originating from 1984 to 1987. Patients admitted to the ICU according to clinical judgment were defi...

journal_title：American journal of respiratory and critical care medicine

authors： Ruiz M,Ewig S,Torres A,Arancibia F,Marco F,Mensa J,Sanchez M,Martinez JA

更新日期：1999-09-01 00:00:00

abstract：RATIONALE:Identification of patients with drug-resistant pathogens at initial diagnosis is essential for treatment of pneumonia. OBJECTIVES:To elucidate clinical features of community-acquired pneumonia (CAP) and healthcare-associated pneumonia (HCAP), and to clarify risk factors for drug-resistant pathogens in patien...

journal_title：American journal of respiratory and critical care medicine

authors： Shindo Y,Ito R,Kobayashi D,Ando M,Ichikawa M,Shiraki A,Goto Y,Fukui Y,Iwaki M,Okumura J,Yamaguchi I,Yagi T,Tanikawa Y,Sugino Y,Shindoh J,Ogasawara T,Nomura F,Saka H,Yamamoto M,Taniguchi H,Suzuki R,Saito H,Kawa

更新日期：2013-10-15 00:00:00

abstract：:At present there is some indirect evidence for increased nocturnal inflammation in patients suffering from nocturnal asthma: 1. Circulating eosinophil numbers and activation, as reflected by increased levels of ECP and EDN and low-density eosinophils, are increased at night. 2. Circulating histamine levels are increas...

journal_title：American journal of respiratory and critical care medicine

authors： Postma DS,Oosterhoff Y,van Aalderen WM,Kauffman HF,Wempe JB,Koëter GH

更新日期：1994-11-01 00:00:00

abstract：:To determine the usefulness of positron emission tomography with fluoro-2-deoxyglucose (PET-FDG) in assessing mediastinal disease in patients with non-small-cell lung cancer (NSCLC) and to compare its yield to that of computed tomography (CT), we performed a prospective consecutive sample investigation in a university...

journal_title：American journal of respiratory and critical care medicine

authors： Chin R Jr,Ward R,Keyes JW,Choplin RH,Reed JC,Wallenhaupt S,Hudspeth AS,Haponik EF

更新日期：1995-12-01 00:00:00

abstract：:We examined endotoxin exposure and wheezing episodes during the first year of life in a birth cohort of 499 infants with one or both parents having a history of asthma or allergy. We measured endotoxin in settled dust from the baby's bed, bedroom floor, family room, and kitchen floor within the first 3 mo after birth....

journal_title：American journal of respiratory and critical care medicine

authors： Park JH,Gold DR,Spiegelman DL,Burge HA,Milton DK

更新日期：2001-02-01 00:00:00

abstract：:We investigated the relationship between the extent of pulmonary emphysema, assessed by quantitative high-resolution computed tomography (HRCT), and lung mechanics in 24 patients with chronic obstructive pulmonary disease (COPD). The extent of emphysema was quantified as the relative lung area with CT numbers < -950 H...

journal_title：American journal of respiratory and critical care medicine

authors： Baldi S,Miniati M,Bellina CR,Battolla L,Catapano G,Begliomini E,Giustini D,Giuntini C

更新日期：2001-08-15 00:00:00

abstract：:Around 50% of patients with the sleep apnea/hypopnea syndrome (SAHS) are not obese: body mass index (BMI) < 30 kg/m2. We hypothesized that local fat deposition around the upper airway may be different in nonobese patients with SAHS from that in normal subjects with the same body mass. We therefore examined the relatio...

journal_title：American journal of respiratory and critical care medicine

authors： Mortimore IL,Marshall I,Wraith PK,Sellar RJ,Douglas NJ

更新日期：1998-01-01 00:00:00

abstract：:We evaluated positron emission tomographic imaging of pulmonary transgene expression, using an enhanced mutant herpes simplex virus-1 thymidine kinase as the reporter gene, in the lungs of normal rats. Sixteen rats were studied 3 days after an intratracheal administration of 5 x 10(9) to 1 x 10(11) viral particles of ...

journal_title：American journal of respiratory and critical care medicine

authors： Richard JC,Zhou Z,Ponde DE,Dence CS,Factor P,Reynolds PN,Luker GD,Sharma V,Ferkol T,Piwnica-Worms D,Schuster DP

更新日期：2003-05-01 00:00:00

abstract：RATIONALE:Respiratory syncytial virus (RSV) is an important cause of hospitalization and death in infants worldwide. Most RSV deaths occur in developing countries, where burden and risk factors for life-threatening illness are unclear. OBJECTIVES:We defined the burden of life-threatening (O(2) saturation [O(2) sat] ≤ ...

journal_title：American journal of respiratory and critical care medicine

authors： Ferolla FM,Hijano DR,Acosta PL,Rodríguez A,Dueñas K,Sancilio A,Barboza E,Caría A,Gago GF,Almeida RE,Castro L,Pozzolo C,Martínez MV,Grimaldi LA,Rebec B,Calvo M,Henrichsen J,Nocito C,González M,Barbero G,Losada JV,

更新日期：2013-05-01 00:00:00

abstract：:Lung transplantation with its attendant life-long immunosuppression contributes to bone loss and its sequelae, fractures and kyphosis, in patients with lung disease, many of whom already suffer from severe osteoporosis. Patients with cystic fibrosis (CF) are one of the most severely affected groups. We conducted a con...

journal_title：American journal of respiratory and critical care medicine

authors： Aris RM,Lester GE,Renner JB,Winders A,Denene Blackwood A,Lark RK,Ontjes DA

更新日期：2000-09-01 00:00:00

abstract：:Hydrogen peroxide (H2O2) is known to play an important role in airway homeostasis. For this reason its levels and thus its synthesis and consumption are important mechanisms for controlling airway functions. We have identified the major macromolecular consumer of H2O2 in sheep airway secretions to be lactoperoxidase (...

journal_title：American journal of respiratory and critical care medicine

authors： Conner GE,Salathe M,Forteza R

更新日期：2002-12-15 00:00:00

abstract：:This Executive Summary of the Global Strategy for the Diagnosis, Management, and Prevention of COPD, Global Initiative for Chronic Obstructive Lung Disease (GOLD) 2017 report focuses primarily on the revised and novel parts of the document. The most significant changes include: (1) the assessment of chronic obstructiv...

journal_title：American journal of respiratory and critical care medicine

authors： Vogelmeier CF,Criner GJ,Martinez FJ,Anzueto A,Barnes PJ,Bourbeau J,Celli BR,Chen R,Decramer M,Fabbri LM,Frith P,Halpin DM,López Varela MV,Nishimura M,Roche N,Rodriguez-Roisin R,Sin DD,Singh D,Stockley R,Vestbo J,W

更新日期：2017-03-01 00:00:00

abstract：RATIONALE:Corticosteroids are the antiinflammatory treatment of choice in asthma. Treatment guidelines are mainly symptom-driven but symptoms are not closely related to airway inflammation. The fraction of nitric oxide in exhaled air (FENO) is a marker of airway inflammation in asthma. OBJECTIVE:We evaluated whether t...

journal_title：American journal of respiratory and critical care medicine

authors： Pijnenburg MW,Bakker EM,Hop WC,De Jongste JC

更新日期：2005-10-01 00:00:00

abstract：RATIONALE:The use of high-frequency oscillatory ventilation (HFOV) for acute respiratory failure in children is prevalent despite the lack of efficacy data. OBJECTIVES:To compare the outcomes of patients with acute respiratory failure managed with HFOV within 24-48 hours of endotracheal intubation with those receiving...

journal_title：American journal of respiratory and critical care medicine

authors： Bateman ST,Borasino S,Asaro LA,Cheifetz IM,Diane S,Wypij D,Curley MA,RESTORE Study Investigators.

更新日期：2016-03-01 00:00:00

abstract：:To elucidate which cells are synthesizing tenascin in usual interstitial pneumonia (UIP) we have analyzed thoracoscopic or open lung biopsies from 30 patients with UIP by mRNA in situ hybridization, using (35)S-labeled tenascin RNA probes. The phenotype of the cells expressing tenascin mRNA was confirmed by immunohist...

journal_title：American journal of respiratory and critical care medicine

authors： Pääkkö P,Kaarteenaho-Wiik R,Pöllänen R,Soini Y

更新日期：2000-03-01 00:00:00

abstract：RATIONALE:Venous thromboembolism is difficult to diagnose in critically ill patients and may increase morbidity and mortality. OBJECTIVES:To evaluate the cost-effectiveness of strategies to reduce morbidity from venous thromboembolism in critically ill patients. METHODS:A Markov decision analytic model to compare wee...

journal_title：American journal of respiratory and critical care medicine

authors： Sud S,Mittmann N,Cook DJ,Geerts W,Chan B,Dodek P,Gould MK,Guyatt G,Arabi Y,Fowler RA,Canadian Critical Care Trials Group.,E-PROTECT Investigators.

更新日期：2011-12-01 00:00:00

abstract：:Interleukin (IL)-1beta and tumor necrosis factor (TNF)-alpha released from alveolar macrophages (AM) in pulmonary tuberculosis (TB) are important in host defense against mycobacterial infection. Nitric oxide (NO) production is enhanced in AM of TB patients. We examined whether NO was implicated in (IL)-1beta and TNF-a...

journal_title：American journal of respiratory and critical care medicine

authors： Kuo HP,Wang CH,Huang KS,Lin HC,Yu CT,Liu CY,Lu LC

更新日期：2000-01-01 00:00:00

abstract：:We describe two reliable methods for high-throughput screening of proteinase inhibitor (PI) S and PI Z alpha(1)-antitrypsin (alpha(1)-AT) deficiency alleles from dried blood spot (DBS) specimens using the LightCycler fluorimetric analyzer. The method was used to study 72 patients with chronic obstructive pulmonary dis...

journal_title：American journal of respiratory and critical care medicine

authors： Rodriguez F,Jardí R,Costa X,Cotrina M,Galimany R,Vidal R,Miravitlles M

更新日期：2002-09-15 00:00:00

abstract：RATIONALE:Improved ventilation strategies have been the mainstay for reducing mortality in acute respiratory distress syndrome. Their unique clinical effectiveness is, however, unmatched by our understanding of the underlying mechanobiology, and their impact on alveolar dynamics and gas exchange remains largely specula...

journal_title：American journal of respiratory and critical care medicine

authors： Tabuchi A,Nickles HT,Kim M,Semple JW,Koch E,Brochard L,Slutsky AS,Pries AR,Kuebler WM

更新日期：2016-02-15 00:00:00

abstract：RATIONALE:Community-acquired pneumonia (CAP) accounts for a major proportion of intensive care unit (ICU) admissions for respiratory failure and sepsis. Diagnostic uncertainty complicates case management, which may delay appropriate cause-specific treatment. OBJECTIVES:To characterize the blood genomic response in pat...

journal_title：American journal of respiratory and critical care medicine

authors： Scicluna BP,Klein Klouwenberg PM,van Vught LA,Wiewel MA,Ong DS,Zwinderman AH,Franitza M,Toliat MR,Nürnberg P,Hoogendijk AJ,Horn J,Cremer OL,Schultz MJ,Bonten MJ,van der Poll T

更新日期：2015-10-01 00:00:00

abstract：:The predisposing factors and complications of unplanned extubation (UEX) in mechanically ventilated adult patients are not well recognized. We designed a prospective multicenter observational study to identify risk factors and describe the complications of UEX. We followed 426 ventilated patients over a 2-mo period. C...

journal_title：American journal of respiratory and critical care medicine

authors： Boulain T

更新日期：1998-04-01 00:00:00

abstract：:This prospective community-based study of infants born in inner London was undertaken to examine the association between premorbid airway function and subsequent wheezing in the first year of life and to explore the influence on this association of a family history of asthma and maternal smoking during pregnancy. Heal...

journal_title：American journal of respiratory and critical care medicine

authors： Dezateux C,Stocks J,Dundas I,Fletcher ME

更新日期：1999-02-01 00:00:00

abstract：RATIONALE:Outcome measures that integrate mortality and morbidity, like quality-adjusted life years (QALYs), have been proposed for critical care clinical trials. OBJECTIVES:We sought to describe the distribution of QALYs in critically ill patients and estimate sample size requirements for a hypothetical trial using Q...

journal_title：American journal of respiratory and critical care medicine

authors： Ferguson ND,Scales DC,Pinto R,Wilcox ME,Cook DJ,Guyatt GH,Schünemann HJ,Marshall JC,Herridge MS,Meade MO,Canadian Critical Care Trials Group.

更新日期：2013-02-01 00:00:00

abstract：RATIONALE:S100A12 is overexpressed during inflammation and is a marker of inflammatory disease. Furthermore, it has been ascribed to the group of damage-associated molecular pattern molecules that promote inflammation. However, the exact role of human S100A12 during early steps of immune activation and sepsis is only p...

journal_title：American journal of respiratory and critical care medicine

authors： Foell D,Wittkowski H,Kessel C,Lüken A,Weinhage T,Varga G,Vogl T,Wirth T,Viemann D,Björk P,van Zoelen MA,Gohar F,Srikrishna G,Kraft M,Roth J

更新日期：2013-06-15 00:00:00

abstract：:Controversy exists regarding the clinical utility of pleural fluid pH, lactate dehydrogenase (LDH), and glucose for identifying complicated parapneumonic effusions that require drainage. In this report, we performed a meta-analysis of pertinent studies, using receiver operating characteristic (ROC) techniques, to asse...

journal_title：American journal of respiratory and critical care medicine

authors： Heffner JE,Brown LK,Barbieri C,DeLeo JM

更新日期：1995-06-01 00:00:00

abstract：:Although abnormalities of alveolar fibrin turnover have been reported to play a role in the development of idiopathic pulmonary fibrosis (IPF), the pathophysiological relevance remains unclear. We therefore investigated the localization of tissue factor (TF) and fibrin deposition in patients with IPF using immunohisto...

journal_title：American journal of respiratory and critical care medicine

authors： Imokawa S,Sato A,Hayakawa H,Kotani M,Urano T,Takada A

更新日期：1997-08-01 00:00:00