Malfunctioning electrocardiographic monitor simulating sinus arrest.

abstract：:Lung cancer is the leading cause of cancer-related mortality in the developed world. Non-small cell lung cancer (NSCLC) represents 85% of cases of lung cancer, and patients have a poor 5-year survival rate. Approximately one third of NSCLC patients present with early-stage disease that is amenable to potentially curat...

journal_title：Chest

authors： Visbal AL,Leighl NB,Feld R,Shepherd FA

更新日期：2005-10-01 00:00:00

abstract：STUDY OBJECTIVE:Our objective was to compare the efficacy of ultrahigh frequency ventilation (UHFV) (frequencies > 3 Hz) with respect to oxygenation, airway pressures, and hemodynamic parameters in patients with adult respiratory distress syndrome (ARDS) who were not responding to conventional ventilation. DESIGN:We u...

journal_title：Chest

authors： Gluck E,Heard S,Patel C,Mohr J,Calkins J,Fink MP,Landow L

更新日期：1993-05-01 00:00:00

abstract：:A 60-year-old woman with recent onset of exertional chest pain, left anterior hemiblock and negative stress electrocardiogram was found to have hypoplasia of the coronary sinus with drainage of the major coronary venous blood by way of the Thebesian system into the left ventricle. This abnormality appeared to be of no...

journal_title：Chest

authors： Kinard SA

更新日期：1975-09-01 00:00:00

abstract：:Systolic ejection clicks, often associated with cardiac disease, can be distinguished from mid-systolic clicks of mitral and tricuspid origin, which are frequently benign. A different mid-systolic sound has been recognized, with timing similar to the mid-systolic clicks, which is associated with aortic insufficiency. ...

journal_title：Chest

authors： Robertson WS,Tavel ME

更新日期：1983-01-01 00:00:00

abstract：:Heart rate and the variability of the heart rate, indices of autonomic control, were studied during sleep in an infant with prolonged Q-T interval (Romano-Ward syndrome) and were compared to the heart rate and variability of heart rate in 18 normal infants studied at monthly intervals during the first four months of l...

journal_title：Chest

authors： Leistner HL,Haddad GG,Lai TL,Mellins RB

更新日期：1983-08-01 00:00:00

abstract：:It is estimated that 350,000 people suffer a cardiac arrest each year in the United States, with one-half occurring out-of-hospital and the other half in-hospital. Overall survival is < 10% and has not changed significantly for decades. CPR is the umbrella term for attempts to restore organized cardiac contractility a...

journal_title：Chest

authors： Gaieski DF,Abella BS,Goyal M

更新日期：2012-04-01 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：:In most studies, many statistical tests are performed. They can be run to compare the groups at baseline, look at relationships among the various measures, and, for intervention trials, examine more than one end point. As the number of tests increases, so does the probability of finding at least one of them to be stat...

journal_title：Chest

authors： Streiner DL,Norman GR

更新日期：2011-07-01 00:00:00

abstract：BACKGROUND:Limited data are available on the impact of time to ICU admission and outcomes for patients with severe community acquired pneumonia (CAP). Our objective was to examine the association of time to ICU admission and 30-day mortality in patients with severe CAP. METHODS:A retrospective cohort study of 161 ICU ...

journal_title：Chest

authors： Restrepo MI,Mortensen EM,Rello J,Brody J,Anzueto A

更新日期：2010-03-01 00:00:00

abstract：:Despite many years of clinical research, there is still no effective therapy for malignant pleural mesothelioma (MPM). Untreated, the prognosis is poor, with a median survival of < 1 year. Single-agent or combination chemotherapy as well as radiotherapy have not shown persistent improvements in response or survival. I...

journal_title：Chest

authors： van Ruth S,Baas P,Zoetmulder FA

更新日期：2003-02-01 00:00:00

abstract：:The purpose of our study was to determine the frequency of cardiac ectopy during the performance of flow-volume loops. The performance of an adequate flow-volume loop entails significant shifts in intrathoracic pressure and oxyhemoglobin saturation that could heighten myocardial arrhythmogenicity and lead to increased...

journal_title：Chest

authors： Fields CL,Byrd RP Jr,Ossorio MA,Roy TM,Michaels MJ,Vogel RL

更新日期：1993-04-01 00:00:00

abstract：STUDY OBJECTIVES:We sought to determine the adaptability and effectiveness of a new esophageal balloon technique to measure changes in esophageal pressure (Pes) as a reflection of pleural pressure with progressive incremental exercise testing in normal subjects. DESIGN:An 8F (0.9 cm) esophageal balloon catheter (Smart...

journal_title：Chest

authors： Thomas AM,Turner RE,Tenholder MF

更新日期：1997-09-01 00:00:00

abstract：BACKGROUND:After patients recovering from respiratory failure have successfully completed a spontaneous breathing trial (SBT), clinicians must determine whether an artificial airway is still required. We hypothesized that cough strength and the magnitude of endotracheal secretions affect extubation outcomes. METHODS:W...

journal_title：Chest

authors： Khamiees M,Raju P,DeGirolamo A,Amoateng-Adjepong Y,Manthous CA

更新日期：2001-10-01 00:00:00

abstract：STUDY OBJECTIVE:Several studies have demonstrated the superiority of salmeterol and formoterol to either regular treatment with albuterol or placebo. However, to date there have been no trials comparing the efficacy of salmeterol and formoterol in patients with severe asthma. DESIGN:We undertook a randomized, placebo-...

journal_title：Chest

authors： Nightingale JA,Rogers DF,Barnes PJ

更新日期：2002-05-01 00:00:00

abstract：:A 32-year-old man was admitted to the emergency department of our hospital after experiencing a peripheral arterial embolism. Investigation of the possible embolic sources in an otherwise asymptomatic patient revealed the existence of a left ventricular diverticulum. The left ventricular diverticulum is a rare congeni...

journal_title：Chest

authors： Parthenakis FI,Kochiadakis GE,Patrianakos AP,Hamilos MI,Mitrouska I,Katsamouris AN,Vardas PE

更新日期：2005-04-01 00:00:00

abstract：:Tobacco smoking during pregnancy is the most important modifiable risk factor for adverse pregnancy outcomes and long-term health complications for mother and baby. Tobacco use during pregnancy has decreased in high-income countries but not in Indigenous women in Australia, New Zealand, the United States, and Canada. ...

journal_title：Chest

authors： Gould GS,Lim LL,Mattes J

更新日期：2017-10-01 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：:Eighty-two patients with mitral stenosis underwent cardiac catheterization with coronary angiography. Twenty-one patients (26 percent) had coronary artery disease. Characteristics of the mitral valve area, cardiac output, pulmonary artery pressure, pulmonary vascular resistance, left ventricular end-diastolic pressure...

journal_title：Chest

authors： Chun PK,Gertz E,Davia JE,Cheitlin MD

更新日期：1982-01-01 00:00:00

abstract：:Results of studies that use laboratory tests are often easy to interpret, because we are familiar with the units and how to interpret them. However, this is not the case when the results are presented as ORs, relative risks, correlation, or scores on an unfamiliar scale. This article explains these various indices of ...

journal_title：Chest

authors： Streiner DL,Norman GR

更新日期：2012-03-01 00:00:00

abstract：STUDY OBJECTIVE:To determine how the volume and severity of emphysema measured by CT morphometry (CTM) before and after lung volume reduction surgery (LVRS) relates to the functional status of patients after LVRS. DESIGN:A histologically validated CT algorithm was used to quantify the volume and severity of emphysema ...

journal_title：Chest

authors： Rogers RM,Coxson HO,Sciurba FC,Keenan RJ,Whittall KP,Hogg JC

更新日期：2000-11-01 00:00:00

abstract：:COPD is a significant public health challenge, notably set to become the third leading cause of death and fifth leading cause of chronic disability worldwide by the next decade. Skeletal muscle impairment is now recognized as a disabling, extrapulmonary consequence of COPD that is associated with reduced quality of li...

journal_title：Chest

authors： Taivassalo T,Hussain SN

更新日期：2016-05-01 00:00:00

abstract：STUDY OBJECTIVES:COPD patients run a risk of developing nocturnal oxygen desaturation. When evaluating patients with nocturnal hypoxemia, an unfamiliar hospital environment and the monitoring equipment may cause sleep disturbances. It was hypothesized that increased sleep disruption will lead to fewer instances of desa...

journal_title：Chest

authors： Brijker F,van den Elshout FJ,Heijdra YF,Folgering HT

更新日期：2001-06-01 00:00:00

abstract：STUDY OBJECTIVE:To assess factors associated with initiating therapy and compliance with treatment for latent tuberculosis infection among health-care workers with positive tuberculin skin test results. DESIGN:Prospective cohort study. SETTING:An urban midwestern teaching hospital in St. Louis, MO. STUDY POPULATION:...

journal_title：Chest

authors： Shukla SJ,Warren DK,Woeltje KF,Gruber CA,Fraser VJ

更新日期：2002-11-01 00:00:00

abstract：:Forty-three patients who had sepsis and multiple organ failure (critical illness) were studied prospectively to determine the incidence and severity of peripheral nerve function and to correlate such function with a number of variables. Electrophysiologic studies indicated a primary axonal degeneration of motor and se...

journal_title：Chest

authors： Witt NJ,Zochodne DW,Bolton CF,Grand'Maison F,Wells G,Young GB,Sibbald WJ

更新日期：1991-01-01 00:00:00

abstract：:Autopsy findings and a morphometric study of the lungs were compared in 18 subjects receiving nocturnal oxygen and 15 receiving continuous oxygen in the National Heart, Lung, and Blood Institute Nocturnal Oxygen Therapy Trial (about half of those who died). The emphysema score, average interalveolar wall distance, cen...

journal_title：Chest

authors： Jacques J,Cooney TP,Silvers GW,Petty TL,Wright JL,Thurlbeck WM

更新日期：1984-08-01 00:00:00

abstract：BACKGROUND:Long-term outcomes of awakened survivors of out-of-hospital cardiac arrest (OHCA) are poorly known. RESEARCH QUESTION:What are the month (M) 18 outcomes of survivors of out-of-hospital cardiac arrest (OHCA) who awakened during the first 2 weeks' post-OHCA and their poor-outcome risk factors? STUDY DESIGN A...

journal_title：Chest

authors： Peskine A,Cariou A,Hajage D,Deye N,Guérot E,Dres M,Sonneville R,Lafourcade A,Navarro V,Robert H,Azouvi P,Sharshar T,Bayen E,Luyt CE,Hanox Study Group.

更新日期：2020-07-20 00:00:00

abstract：STUDY OBJECTIVE:We assessed the usefulness of endobronchial ultrasonography in the determination of the depth of tumor invasion of the tracheobronchial wall. METHODS:We performed a needle-puncture experiment on normal tissue of 45 specimens to determine the laminar structure of the tracheobronchial wall. In addition, ...

journal_title：Chest

authors： Kurimoto N,Murayama M,Yoshioka S,Nishisaka T,Inai K,Dohi K

更新日期：1999-06-01 00:00:00

abstract：:Marked airway obstruction and interference with gas exchange was encountered following institution of general anesthesia for resection of a cystic subcarinal mass. Intraoperative bronchoscopy revealed marked airway compression. The cyst was decompressed using a transbronchial needle through a fiberbronchoscope. This a...

journal_title：Chest

authors： McDougall JC,Fromme GA

更新日期：1990-06-01 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：BACKGROUND:COPD, the fifth-leading cause of death worldwide, is characterized by chronic inflammation. However, no available agent can effectively cure this inflammation. A dietary supplement containing omega-3 polyunsaturated fatty acids (PUFAs) has anti-inflammatory effects. In this study, we hypothesized that nutrit...

journal_title：Chest

authors： Matsuyama W,Mitsuyama H,Watanabe M,Oonakahara K,Higashimoto I,Osame M,Arimura K

更新日期：2005-12-01 00:00:00