Immunologic and hemodynamic effects of "low-dose" hydrocortisone in septic shock: a double-blind, randomized, placebo-controlled, crossover study.

abstract：:Cigarette smoking causes the development of chronic bronchitis and chronic obstructive pulmonary disease. We hypothesized that exposure to cigarette smoke might initiate release of inflammatory mediators by bronchial epithelial cells. To evaluate this, the effect of cigarette smoke extract (CSE) on IL-8 release from c...

journal_title：American journal of respiratory and critical care medicine

authors： Mio T,Romberger DJ,Thompson AB,Robbins RA,Heires A,Rennard SI

更新日期：1997-05-01 00:00:00

abstract：:Asthma is a common chronic disease without cure. Our understanding of asthma onset, pathobiology, classification, and management has evolved substantially over the past decade; however, significant asthma-related morbidity and excess healthcare use and costs persist. To address this important clinical condition, the N...

journal_title：American journal of respiratory and critical care medicine

authors： Levy BD,Noel PJ,Freemer MM,Cloutier MM,Georas SN,Jarjour NN,Ober C,Woodruff PG,Barnes KC,Bender BG,Camargo CA Jr,Chupp GL,Denlinger LC,Fahy JV,Fitzpatrick AM,Fuhlbrigge A,Gaston BM,Hartert TV,Kolls JK,Lynch SV,Moo

更新日期：2015-12-01 00:00:00

abstract：:The inheritance of asthma, evident from its high family concordance, is not well understood. To investigate whether asthma may be inherited through a major gene with two alleles, segregation analyses were conducted in 3,369 individuals from 906 nuclear families enrolled, without selection, in a longitudinal study of r...

journal_title：American journal of respiratory and critical care medicine

authors： Holberg CJ,Elston RC,Halonen M,Wright AL,Taussig LM,Morgan WJ,Martinez FD

更新日期：1996-07-01 00:00:00

abstract：RATIONALE:The temporal stability of adult asthma phenotypes identified using clustering methods has never been addressed. Longitudinal cluster-based methods may provide novel insights in the study of the natural history of asthma. OBJECTIVES:To compare the stability of cluster-based asthma phenotype structures a decad...

journal_title：American journal of respiratory and critical care medicine

authors： Boudier A,Curjuric I,Basagaña X,Hazgui H,Anto JM,Bousquet J,Bridevaux PO,Dupuis-Lozeron E,Garcia-Aymerich J,Heinrich J,Janson C,Künzli N,Leynaert B,de Marco R,Rochat T,Schindler C,Varraso R,Pin I,Probst-Hensch N,Sun

更新日期：2013-09-01 00:00:00

abstract：BACKGROUND:Measurements of upper airway size and shape are important in investigating the pathophysiology of obstructive sleep apnea (OSA) and in devising, applying, and determining the effectiveness of treatment modalities. We describe an endoscopic optical technique (anatomic optical coherence tomography, aOCT) that ...

journal_title：American journal of respiratory and critical care medicine

authors： Armstrong JJ,Leigh MS,Sampson DD,Walsh JH,Hillman DR,Eastwood PR

更新日期：2006-01-15 00:00:00

abstract：:The number and significance of airway eosinophils in stable COPD is controversial. Aims of this study were to evaluate airway inflammation in patients with stable COPD compared with other groups, and to examine the correlations between inflammatory markers and functional indices of airway obstruction. Cellular analysi...

journal_title：American journal of respiratory and critical care medicine

authors： Balzano G,Stefanelli F,Iorio C,De Felice A,Melillo EM,Martucci M,Melillo G

更新日期：1999-11-01 00:00:00

abstract：:Partial liquid ventilation (PLV) has been shown to be an effective means of improving oxygenation in the injured lung. However, little is known about how approach to ventilation during PLV affects gas exchange and pulmonary mechanics. We hypothesized that gas exchange and pulmonary mechanics would be best with positiv...

journal_title：American journal of respiratory and critical care medicine

authors： Fujino Y,Kirmse M,Hess D,Kacmarek RM

更新日期：1999-04-01 00:00:00

abstract：:Reduced bronchodilatation in response to deep inspiration (DI) has been demonstrated in asthmatics. We have previously shown that inhibition of DI for 10 min or more during methacholine inhalation increases airway narrowing in normals. We tested the hypothesis that inhibition of DIs during methacholine inhalation in a...

journal_title：American journal of respiratory and critical care medicine

authors： King GG,Moore BJ,Seow CY,Paré PD

更新日期：2001-07-15 00:00:00

abstract：RATIONALE:During acute lung injury (ALI) the macrophage pool expands markedly as inflammatory monocytes migrate from the circulation to the airspaces. As inflammation resolves, macrophage numbers return to preinjury levels and normal tissue structure and function are restored. OBJECTIVES:To determine the fate of resid...

journal_title：American journal of respiratory and critical care medicine

authors： Janssen WJ,Barthel L,Muldrow A,Oberley-Deegan RE,Kearns MT,Jakubzick C,Henson PM

更新日期：2011-09-01 00:00:00

abstract：:Dysfunction of the muscles of ambulation contributes to exercise intolerance in chronic obstructive pulmonary disease (COPD). Men with COPD have high prevalence of low testosterone levels, which may contribute to muscle weakness. We determined effects of testosterone supplementation (100 mg of testosterone enanthate i...

journal_title：American journal of respiratory and critical care medicine

authors： Casaburi R,Bhasin S,Cosentino L,Porszasz J,Somfay A,Lewis MI,Fournier M,Storer TW

更新日期：2004-10-15 00:00:00

abstract：:Prior data indicate positive effects of long-term exercise interventions for cognitive functioning among patients with chronic obstructive pulmonary disease (COPD), but no prior studies have examined acute effects of individual bouts of exercise among patients with COPD. This study evaluated acute effects of exercise ...

journal_title：American journal of respiratory and critical care medicine

authors： Emery CF,Honn VJ,Frid DJ,Lebowitz KR,Diaz PT

更新日期：2001-11-01 00:00:00

abstract：:Previous study of adrenergic control of the tracheal vasculature in rats (1) demonstrated that beta-adrenergic blockade heightened arteriolar and large venular contractile responses to norepinephrine, a nonselective alpha-adrenergic agonist. The present study was undertaken to confirm the presence of functional beta-a...

journal_title：American journal of respiratory and critical care medicine

authors： Corboz MR,Ballard ST,Inglis SK,Taylor AE

更新日期：1996-03-01 00:00:00

abstract：:In pleural infection, medical treatment failure (chest-tube drainage and antibiotics) requires surgery and increases mortality. It would be helpful to predict which patients will fail this approach. We examined clinical predictors in 85 consecutive patients with pleural infection receiving chest drainage and intrapleu...

journal_title：American journal of respiratory and critical care medicine

authors： Davies CW,Kearney SE,Gleeson FV,Davies RJ

更新日期：1999-11-01 00:00:00

abstract：RATIONALE:To identify infected contacts of tuberculosis (TB) cases, the UK National Institute for Health and Care Excellence (NICE) recommended the addition of IFN-γ release assays (IGRA) to the tuberculin skin test (TST) in its 2006 TB guidelines. Treatment for TB infection was no longer recommended for children who s...

journal_title：American journal of respiratory and critical care medicine

authors： Kampmann B,Seddon JA,Paton J,Nademi Z,Keane D,Williams B,Williams A,Liebeschutz S,Riddell A,Bernatoniene J,Patel S,Martinez N,McMaster P,Basu-Roy R,Welch SB

更新日期：2018-04-15 00:00:00

abstract：:Phosphodiesterase (PDE)-5 degrades guanosine 3',5'cyclic monophosphate (cGMP) and its inhibitor sildenafil citrate (Viagra) treats erectile dysfunction by smooth muscle relaxation through elevated cGMP. Sildenafil was examined in two guinea pig models of airways disease: guinea pigs exposed to LPS or sensitized guinea...

journal_title：American journal of respiratory and critical care medicine

authors： Toward TJ,Smith N,Broadley KJ

更新日期：2004-01-15 00:00:00

abstract：:Ventilation style influences lung injury and the amount of large-aggregate biophysically active surfactant in adult lungs. We asked how positive end-expiratory pressures (PEEP) would influence clinical responses and surfactant pools in surfactant-treated preterm lambs ventilated for 7 h with tidal volumes (VT) of 10 m...

journal_title：American journal of respiratory and critical care medicine

authors： Michna J,Jobe AH,Ikegami M

更新日期：1999-08-01 00:00:00

abstract：RATIONALE:Brief recurrent apneas in preterm infants and adults can precipitate rapid and severe arterial O(2) desaturation for reasons that remain unclear. OBJECTIVES:We tested a mathematically derived hypothesis that when breathing terminates apnea, mixed-venous hypoxemia continues into the subsequent apnea; as a res...

journal_title：American journal of respiratory and critical care medicine

authors： Sands SA,Edwards BA,Kelly VJ,Skuza EM,Davidson MR,Wilkinson MH,Berger PJ

更新日期：2010-10-01 00:00:00

abstract：:The plasma level of fibrinogen is felt to be an independent risk factor for vascular events. Obstructive sleep apnea (OSA) has a high prevalence in patients with stroke and may also be an independent risk factor. The aim of our study was to determine the association between OSA and plasma levels of fibrinogen in patie...

journal_title：American journal of respiratory and critical care medicine

authors： Wessendorf TE,Thilmann AF,Wang YM,Schreiber A,Konietzko N,Teschler H

更新日期：2000-12-01 00:00:00

abstract：:Airway remodeling may lead to irreversible loss of lung function in asthma. The impact of childhood asthma, airway responsiveness, atopy, and smoking on airway remodeling was investigated in a birth cohort studied longitudinally to age 26. A low postbronchodilator ratio of forced exhaled volume in 1 second (FEV1) to v...

journal_title：American journal of respiratory and critical care medicine

authors： Rasmussen F,Taylor DR,Flannery EM,Cowan JO,Greene JM,Herbison GP,Sears MR

更新日期：2002-06-01 00:00:00

abstract：:Phl p5 is a major allergen of timothy grass and causes rhinitis and bronchial asthma in nearly all patients allergic to grass pollen. The biochemical processing of this molecule by the nasal mucosa at its first encounter and possible changes of its biologic activity are unknown. Two isoforms of the allergen were expre...

journal_title：American journal of respiratory and critical care medicine

authors： Bufe A,Gehlhar K,Schramm G,Schlaak M,Becker WM

更新日期：1998-04-01 00:00:00

abstract：:Collapsibility of the active pharynx, where active contraction of the upper airway muscles is evident, was previously reported to be higher in children with obstructive sleep apnea (OSA) than in those with primary snoring during sleep. Contribution of neuromuscular and anatomic factors to the increased collapsibility,...

journal_title：American journal of respiratory and critical care medicine

authors： Isono S,Shimada A,Utsugi M,Konno A,Nishino T

更新日期：1998-04-01 00:00:00

abstract：:The forced oscillation technique (FOT) and interrupter technique are particularly attractive for pediatric use as they require only passive cooperation from the patient. We compared the sensitivity and specificity of these methods for detecting airway obstruction and its reversibility in 118 children (3-16 yr) with as...

journal_title：American journal of respiratory and critical care medicine

authors： Delacourt C,Lorino H,Fuhrman C,Herve-Guillot M,Reinert P,Harf A,Housset B

更新日期：2001-09-15 00:00:00

abstract：:We addressed the hypothesis that noncholinergic parasympathetic nerves modulate airway smooth-muscle (ASM) tone in guinea pigs. The NO synthase inhibitor L-N(G)-nitro-arginine (L-NNA) and the guanylate cyclase inhibitor 1H-[1,2,4]oxadiazolo[4,3-a]quinoxalin-1-one (ODQ) potentiated cholinergic contractions and partly i...

journal_title：American journal of respiratory and critical care medicine

authors： Kesler BS,Mazzone SB,Canning BJ

更新日期：2002-02-15 00:00:00

abstract：:Kaposi's sarcoma (KS) is the most common neoplasm in persons infected with the human immunodeficiency virus (HIV). However, information about the presenting features of pulmonary KS is limited. To describe the clinical, laboratory, and radiographic features of pulmonary KS, medical records and chest radiographs of 168...

journal_title：American journal of respiratory and critical care medicine

authors： Huang L,Schnapp LM,Gruden JF,Hopewell PC,Stansell JD

更新日期：1996-04-01 00:00:00

abstract：:The effects of exposure to environmental tobacco smoke (ETS) on pulmonary function were investigated in a random sample of 1,033 adults aged 40 to 69 yr from a residential area in Beijing. Compared with those not exposed, those exposed to ETS either at home or at work were associated with a 102-ml (SE = 40 ml) reducti...

journal_title：American journal of respiratory and critical care medicine

authors： Xu X,Li B

更新日期：1995-01-01 00:00:00

abstract：RATIONALE:Intensive care unit (ICU) nurses work in a demanding environment where they are repetitively exposed to traumatic situations and stressful events. The psychological effects on nurses as a result of working in the ICU are relatively unknown. OBJECTIVE:To determine whether there is an increased prevalence of p...

journal_title：American journal of respiratory and critical care medicine

authors： Mealer ML,Shelton A,Berg B,Rothbaum B,Moss M

更新日期：2007-04-01 00:00:00

abstract：:The present study was undertaken to determine if a synthetic peptide, KLLLLKLLLLKLLLLKLLLLK (KL4), in which K = lysine and L = leucine, in an aqueous dispersion of phospholipids (DPPC and POPG), would expand pulmonary alveoli and improve gas exchange in premature human infants with respiratory distress syndrome (RDS)....

journal_title：American journal of respiratory and critical care medicine

authors： Cochrane CG,Revak SD,Merritt TA,Heldt GP,Hallman M,Cunningham MD,Easa D,Pramanik A,Edwards DK,Alberts MS

更新日期：1996-01-01 00:00:00

abstract：RATIONALE:Primary graft dysfunction (PGD) is the main cause of early morbidity and mortality after lung transplantation. Previous studies have yielded conflicting results for PGD risk factors. OBJECTIVES:We sought to identify donor, recipient, and perioperative risk factors for PGD. METHODS:We performed a 10-center p...

journal_title：American journal of respiratory and critical care medicine

authors： Diamond JM,Lee JC,Kawut SM,Shah RJ,Localio AR,Bellamy SL,Lederer DJ,Cantu E,Kohl BA,Lama VN,Bhorade SM,Crespo M,Demissie E,Sonett J,Wille K,Orens J,Shah AS,Weinacker A,Arcasoy S,Shah PD,Wilkes DS,Ware LB,Palme

更新日期：2013-03-01 00:00:00

abstract：RATIONALE:Innate immune responses marked by increases in tumor necrosis factor (TNF)-α have been associated with asthma but whether such alterations are evident before symptoms is not yet clear. OBJECTIVES:To determine if prevalence of childhood asthma or asthma-related traits is predicted by perinatal innate immune s...

journal_title：American journal of respiratory and critical care medicine

authors： Halonen M,Lohman IC,Stern DA,Ellis WL,Rothers J,Wright AL

更新日期：2013-07-01 00:00:00

abstract：:Infection of the cystic fibrosis (CF) airways elicits an exaggerated, interleukin-8 (IL-8) mediated, neutrophil inflammatory response. Necrosing neutrophils release DNA and actin into the airways, increasing the viscoelasticity of airway secretions. Mucolytics aim to improve airway clearance by reducing this viscoelas...

journal_title：American journal of respiratory and critical care medicine

authors： Perks B,Shute JK

更新日期：2000-11-01 00:00:00