Mitral valve replacement: a comparison of two prostheses.

abstract：BACKGROUND:Among patients hospitalized for community-acquired pneumonia (CAP), the risk factors for short-term hospital readmission after discharge are unknown. METHODS:We conducted a prospective observational study of 1,117 patients who had been discharged alive after hospitalization for CAP. We collected variables a...

journal_title：Chest

authors： Capelastegui A,España Yandiola PP,Quintana JM,Bilbao A,Diez R,Pascual S,Pulido E,Egurrola M

更新日期：2009-10-01 00:00:00

abstract：:Eighteen asymptomatic postmenopausal women volunteered to ingest 2 ml of 100-proof vodka per kg of body weight in orange juice on one night and a placebo on another. Overnight sleep monitoring was performed immediately thereafter. Alcohol ingestion caused reduction in total sleep time from 329 to 281 minutes and a dec...

journal_title：Chest

authors： Block AJ,Hellard DW,Slayton PC

更新日期：1985-08-01 00:00:00

abstract：BACKGROUND:Long-term outcomes after stepping down asthma medications are not well described. METHODS:This study was a retrospective time-to-event analysis of individuals diagnosed with asthma who stepped down their asthma controller medications using a US claims database spanning 2000 to 2012. Four-month intervals wer...

journal_title：Chest

authors： Rank MA,Johnson R,Branda M,Herrin J,van Houten H,Gionfriddo MR,Shah ND

更新日期：2015-09-01 00:00:00

abstract：:The aim of the study was to compare (1) the intensity of leg effort and dyspnea during exercise and (2) subjective limitations to performance in normal subjects, patients receiving medication for cardiac disorders, patients with pulmonary impairment, patients with pulmonary impairment who were also receiving cardiac m...

journal_title：Chest

authors： Hamilton AL,Killian KJ,Summers E,Jones NL

更新日期：1996-11-01 00:00:00

abstract：BACKGROUND:Early-life stress is becoming an important determinant of immune system programming. Maternal prenatal distress is found to be associated with atopic disease in offspring but the separate effects of postnatal distress are not well-studied. RESEARCH QUESTION:Does the likelihood of asthma and atopic dermatiti...

journal_title：Chest

authors： van der Leek AP,Bahreinian S,Chartier M,Dahl ME,Azad MB,Brownell MD,Kozyrskyj AL

更新日期：2020-07-01 00:00:00

abstract：:Invasive thymoma recently has been shown to be sensitive to combination chemotherapy and in some cases to be relatively indolent. Two cases of extensive thymoma which responded to primary treatment with a combination of a platinum compound (carboplatin or cisplatin), doxorubicin (Adriamycin), and cyclophosphamide (or ...

journal_title：Chest

authors： Lara PN Jr,Bonomi PD,Faber LP

更新日期：1996-10-01 00:00:00

abstract：:The supply of oxygen to the myocardium is determined by coronary blood flow and oxygen carrying capacity. Coronary blood flow is a dynamic process modulated via multiple parameters. Cardiac metabolism is also affected by several factors. Under normal physiologic conditions, the demand is easily met by the supply of ox...

journal_title：Chest

authors： Ardehali A,Ports TA

更新日期：1990-09-01 00:00:00

abstract：:There is heightened concern that older adults and individuals with occult or known heart disease are exercising at fitness facilities that do not provide adequate cardiovascular screening and emergency procedures, as outlined in contemporary recommendations. To evaluate adherence to these standards, we surveyed 122 ra...

journal_title：Chest

authors： McInnis K,Herbert W,Herbert D,Herbert J,Ribisl P,Franklin B

更新日期：2001-07-01 00:00:00

abstract：OBJECTIVE:We evaluated whether or not changes in bispectral index (BIS) are associated with concomitant changes in autonomic variables that are in agreement with the different level of sedation that the changes in BIS indicate. DESIGN:A retrospective chart review. SETTING:A pediatric ICU of a children's hospital. ME...

journal_title：Chest

authors： Trope RM,Silver PC,Sagy M

更新日期：2005-07-01 00:00:00

abstract：:A patient had repetitive ventricular fibrillation preceded by alternating ST segment depression and elevation. The ECG changes were confined to the precordial leads only, reflecting subendocardial and transmural ischemia, respectively. It is speculated that the patient exhibited consecutive episodes of subtotal and to...

journal_title：Chest

authors： Rechavia E,Sagie A,Kusniec J,Mager A,Sclarovsky S

更新日期：1988-06-01 00:00:00

abstract：STUDY OBJECTIVE:To examine if the perception of dyspnea during normal pregnancy may be related to an inappropriate ventilatory response to the increased metabolic rate, due to a higher chemosensitivity. PATIENTS AND INTERVENTIONS:At weeks 12, 24, and 36 of gestation and 4 months after delivery, 11 healthy pregnant wom...

journal_title：Chest

authors： García-Rio F,Pino JM,Gómez L,Alvarez-Sala R,Villasante C,Villamor J

更新日期：1996-08-01 00:00:00

abstract：BACKGROUND:Pleuroparenchymal fibroelastosis (PPFE) is a rare form of interstitial pneumonia and sometimes coexists with a histologic usual interstitial pneumonia (UIP) pattern. This study aimed to describe the distinct clinical features of PPFE with UIP pattern compared with idiopathic pulmonary fibrosis (IPF). METHOD...

journal_title：Chest

authors： Oda T,Ogura T,Kitamura H,Hagiwara E,Baba T,Enomoto Y,Iwasawa T,Okudela K,Takemura T,Sakai F,Hasegawa Y

更新日期：2014-11-01 00:00:00

abstract：:Since first described in 1984, nontraumatic pneumothoraces in patients with AIDS has become more common. When compared with spontaneous pneumothorax in the general population, pneumothoraces in patients with AIDS are often complicated by prolonged air leaks as well as higher recurrence rates. Chemical pleurodesis has ...

journal_title：Chest

authors： Read CA,Reddy VD,O'Mara TE,Richardson MS

更新日期：1994-03-01 00:00:00

abstract：:Theophylline is commonly prescribed for patients with nonasthmatic chronic airflow obstruction (CAO) even though clinical efficacy is not well established. We studied objective and subjective responses to theophylline in 14 men with CAO. Subjects randomly received week-long treatments of placebo or theophylline at two...

journal_title：Chest

authors： Eaton ML,MacDonald FM,Church TR,Niewoehner DE

更新日期：1982-11-01 00:00:00

abstract：:We studied hypoxic and hypercapnic ventilatory drives in 22 eucapnic obese subjects (14 female and eight male subjects) referred for weight reduction therapy and 23 normal subjects (eight female and 15 male subjects). In the female subjects, both occlusion pressure, currently used as an indicator of ventilatory drive,...

journal_title：Chest

authors： Kunitomo F,Kimura H,Tatsumi K,Kuriyama T,Watanabe S,Honda Y

更新日期：1988-05-01 00:00:00

abstract：STUDY OBJECTIVES:Nasal polyps frequently appear in patients with cystic fibrosis (CF). The aims of this study were to focus on what problems (symptoms, endoscopic findings, and laboratory correlates) nasal polyps cause the CF patient, and how these correlate to the total health situation of this patient group. PATIENT...

journal_title：Chest

authors： Henriksson G,Westrin KM,Karpati F,Wikström AC,Stierna P,Hjelte L

更新日期：2002-01-01 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：STUDY OBJECTIVES:Obstructive sleep apnea (OSA) is characterized by recurrent apnea during sleep that may compromise oxidative balance. Oxidative stress is increased in the blood and in the airways of OSA patients. DESIGN:The aim of this study was to investigate whether oxidative stress is determined by nocturnal apnea...

journal_title：Chest

authors： Carpagnano GE,Kharitonov SA,Resta O,Foschino-Barbaro MP,Gramiccioni E,Barnes PJ

更新日期：2003-10-01 00:00:00

abstract：:A number of general observations can be made from these recent studies. Lactate is a ubiquitous substance that is produced and removed from the body at all times, even at rest, both with and without the availability of oxygen. It is now recognized that lactate accumulates in the blood for several reasons, not just the...

journal_title：Chest

authors： Myers J,Ashley E

更新日期：1997-03-01 00:00:00

abstract：STUDY OBJECTIVES:The objective of this study is to examine the relationship between indoor environmental factors and childhood asthma in a subtropical area. DESIGN:A case-control study was performed using participants of a prevalence survey that included 165 schoolchildren with asthma and 165 age- and gender-matched c...

journal_title：Chest

authors： Yang CY,Lin MC,Hwang KC

更新日期：1998-08-01 00:00:00

abstract：BACKGROUND:Correctly staging lung cancer is important because the treatment options and prognosis differ significantly by stage. Several noninvasive imaging studies and invasive tests are available. Understanding the accuracy, advantages, and disadvantages of the available methods for staging non-small cell lung cancer...

journal_title：Chest

authors： Silvestri GA,Gonzalez AV,Jantz MA,Margolis ML,Gould MK,Tanoue LT,Harris LJ,Detterbeck FC

更新日期：2013-05-01 00:00:00

abstract：STUDY OBJECTIVE:To evaluate the efficacy of small-bore (12 French vanSonnenberg) catheters compared with standard large-bore chest tubes in the drainage and sclerotherapy of malignant pleural effusions. DESIGN:Retrospective review. SETTING:An academic tertiary care hospital. PATIENTS:Adult patients with documented n...

journal_title：Chest

authors： Parulekar W,Di Primio G,Matzinger F,Dennie C,Bociek G

更新日期：2001-07-01 00:00:00

abstract：STUDY OBJECTIVES:To compare the outcome of Legionnaires disease (LD) in patients with and without HIV infection. DESIGN:Retrospective review of clinical charts. SETTING:Six hundred-bed university hospital. PATIENTS:We studied the clinical findings of 64 patients without HIV and 15 patients with HIV. Patients with a ...

journal_title：Chest

authors： Pedro-Botet ML,Sabrià M,Sopena N,García-Núñez M,Dominguez MJ,Reynaga E,Rey-Joly C

更新日期：2003-08-01 00:00:00

abstract：:To clarify changes in beta-adrenergic receptor (BAR) density in spontaneously occurring acute asthma, BAR binding studies were performed on peripheral blood lymphocytes in eight asthmatic and ten normal subjects. Spirometry also was performed. Maximum binding capacity (Bmax) of BAR in acute asthma was significantly lo...

journal_title：Chest

authors： Hataoka I,Okayama M,Sugi M,Inoue H,Takishima T,Shirato K

更新日期：1993-08-01 00:00:00

abstract：OBJECTIVE:To investigate the effect of deep lung insufflations on maximum insufflation capacities (MICs) and peak cough flows (PCFs) for patients with neuromuscular disease. METHOD:Forty-three patients with neuromuscular disease were trained in stacking delivered volumes of air to deep lung insufflation and were presc...

journal_title：Chest

authors： Kang SW,Bach JR

更新日期：2000-07-01 00:00:00

abstract：:Endothelial metabolism of L-arginine to L-citrulline and the potent vasodilator, nitric oxide (NO), is important in the regulation of vascular tone and resting BP. L-arginine improves abnormal endothelium-dependent vasodilation in the setting of hypercholesterolemia and has a vasodilatory effect in normal vessels, eff...

journal_title：Chest

authors： Mehta S,Stewart DJ,Levy RD

更新日期：1996-06-01 00:00:00

abstract：:The ST alternans was recorded during at least one ischemic attack with ST elevation in nine of 65 patients with variant angina. The magnitude and duration of ST elevation during ischemic attacks were significantly greater in patients with than in those without ST alternans. It always appeared during the occlusion phas...

journal_title：Chest

authors： Turitto G,El-Sherif N

更新日期：1988-03-01 00:00:00

abstract：:This type of pulmonary venous infarction has not been previously reported, namely: pulmonary vein obstruction from squamous cell carcinoma. Furthermore, this case is unique in that the characteristic pathologic vascular changes observed with pulmonary venous infarction were contrasted with a noninfarcted upper lobe th...

journal_title：Chest

authors： Williamson WA,Tronic BS,Levitan N,Webb-Johnson DC,Shahian DM,Ellis FH Jr

更新日期：1992-09-01 00:00:00

abstract：OBJECTIVE:To determine the usefulness of performing routine postprocedure chest radiographs (CXRs) following percutaneous dilatational tracheostomy (PDT) under bronchoscopic visualization. DESIGN:Retrospective, chart review. SETTING:Medical-surgical ICU of a teaching hospital. METHODS:Sixty patients who underwent PD...

journal_title：Chest

authors： Datta D,Onyirimba F,McNamee MJ

更新日期：2003-05-01 00:00:00

abstract：:Cidofovir, a nucleoside analog antiviral agent, has been used with moderate success in the treatment of juvenile laryngeal papillomatosis (JLP) by direct intralesional injection. We report the first case where IV cidofovir was used successfully to treat a rare but lethal multicystic lung disease complicating JLP. A 35...

journal_title：Chest

authors： Dancey DR,Chamberlain DW,Krajden M,Palefsky J,Alberti PW,Downey GP

更新日期：2000-10-01 00:00:00