Electromagnetic catheter navigation during bronchoscopy: validation of a novel method by conventional fluoroscopy.

abstract：:This article describes the use of smart technology by investigators and patients to facilitate lung disease clinical trials and make them less costly and more efficient. By "smart technology" we include various electronic media, such as computer databases, the Internet, and mobile devices. We first describe the use of...

journal_title：Chest

authors： Geller NL,Kim DY,Tian X

更新日期：2016-01-01 00:00:00

abstract：:A 48-year-old man with unipolar depression and a psychosexual problem concerning his body image was injecting his scrotum repeatedly with olive oil to increase the size of his genitals. He developed respiratory failure following accidental intravenous injection of olive oil and was found to have lipogranulomatous lesi...

journal_title：Chest

authors： Bhagat R,Holmes IH,Kulaga A,Murphy F,Cockcroft DW

更新日期：1995-03-01 00:00:00

abstract：:The ventilator discontinuation process is a critical component of ICU care. Ongoing ventilator dependency is caused by both disease factors (eg, respiratory, cardiac, metabolic, and neuromuscular) and clinician management factors (eg, failing to recognize discontinuation potential and inappropriate ventilator settings...

journal_title：Chest

authors： MacIntyre N

更新日期：2007-09-01 00:00:00

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：:Disabling presyncopal attacks were provoked in a patient with a sinus nodal disorder and cardiac pacemaker by treatment with antianginal vasodilators. At cardiac catheterization a severe fall in aortic pressure was documented during ventricular pacing, when desynchronized atrial contractions coincided with ventricular...

journal_title：Chest

authors： Toivonen LK,Pohjola-Sintonen S

更新日期：1987-06-01 00:00:00

abstract：:About one-third of the world population has latent TB infection (LTBI), the majority of which is distributed in 22 high-burden countries. Early diagnosis and treatment of active TB remains the top priority in resource-poor countries with high TB prevalence. Notwithstanding, because LTBI contributes significantly to th...

journal_title：Chest

authors： Sharma SK,Mohanan S,Sharma A

更新日期：2012-09-01 00:00:00

abstract：STUDY OBJECTIVES:To clarify the pathophysiologic features of the relation between asthma and obesity, we measured the effects of weight reduction on peak expiratory flow (PEF) variability and airways obstruction, compared to simultaneous changes in lung volumes and ventilatory mechanics in obese patients with stable as...

journal_title：Chest

authors： Hakala K,Stenius-Aarniala B,Sovijärvi A

更新日期：2000-11-01 00:00:00

abstract：BACKGROUND:Previous meta-analyses of pulmonary arterial hypertension (PAH)-specific therapy for PAH pooled PAH-specific combination therapy and monotherapy. This flaw may threaten the authenticity of their findings. METHODS:PubMed, Embase, and the Cochrane Library were searched for randomized controlled trials that ev...

journal_title：Chest

authors： Liu HL,Chen XY,Li JR,Su SW,Ding T,Shi CX,Jiang YF,Zhu ZN

更新日期：2016-08-01 00:00:00

abstract：:A patient with unruptured congenital aneurysm of the left coronary sinus of Valsalva presented with acute right-sided heart failure due to right ventricular outflow tract obstruction. The mechanism for such an acute presentation may have been a sudden increase in the size of the aneurysm. The surgical importance of th...

journal_title：Chest

authors： D'Silva SA,Dalvi BV,Lokhandwala YY,Kale PA,Tendolkar AG

更新日期：1992-02-01 00:00:00

abstract：BACKGROUND:The burden of children's chronic cough to parents is largely unknown. The objectives of this study were as follows: (1) to determine the burden of chronic cough using a purposely designed questionnaire, and (2) to evaluate psychological (child's anxiety and parental emotional distress) and other influences o...

journal_title：Chest

authors： Marchant JM,Newcombe PA,Juniper EF,Sheffield JK,Stathis SL,Chang AB

更新日期：2008-08-01 00:00:00

abstract：:Fatal pulmonary embolism (PE) is a major cause of mortality in patients with spinal cord injury. In order to ascertain those characteristics that might predict this event, we reviewed the records of all patients with autopsy-proven massive PE admitted to a regional spinal cord care center over a 5-year period. The inf...

journal_title：Chest

authors： Green D,Twardowski P,Wei R,Rademaker AW

更新日期：1994-03-01 00:00:00

abstract：:Thromboendarterectomy is the treatment of choice for chronic large vessel thromboembolic pulmonary hypertension. To identify the mechanisms responsible for the improvement in gas exchange following thromboendarterectomy, we studied nine patients with chronic thromboembolic pulmonary hypertension before and eight to 18...

journal_title：Chest

authors： Kapitan KS,Clausen JL,Moser KM

更新日期：1990-07-01 00:00:00

abstract：STUDY OBJECTIVE:We conducted the first randomized controlled study to assess the effects of short-term 28% and 100% oxygen on PaCO(2) and peak expiratory flow rate (PEFR) in patients with acute severe asthma. PATIENTS AND INTERVENTIONS:Seventy-four patients (mean age, 37.9 +/- 9.7 years [+/- SD]; PEFR, 41.0 +/- 12.1% ...

journal_title：Chest

authors： Rodrigo GJ,Rodriquez Verde M,Peregalli V,Rodrigo C

更新日期：2003-10-01 00:00:00

abstract：STUDY OBJECTIVES:To compare upper airway collapsibility during sleep between patients with upper airway resistance syndrome (UARS), normal subjects, and patients with obstructive sleep apnea/hypopnea syndrome (OSA/H). DESIGN:A descriptive study of a series of clinical patients and a cohort of normal control subjects. ...

journal_title：Chest

authors： Gold AR,Marcus CL,Dipalo F,Gold MS

更新日期：2002-05-01 00:00:00

abstract：:Cardiac dysfunction due to systemic sarcoidosis is most of ten due to severe restrictive pulmonary diseases. Although the diagnosis is frequently missed during life, direct granulomatous infiltration of the myocardium may occur with systemic sarcoidosis and, when present in the heart, is a major cause of death. To exp...

journal_title：Chest

authors： Bulkley BH,Rouleau JR,Whitaker JQ,Strauss HW,Pitt B

更新日期：1977-07-01 00:00:00

abstract：:Endogenously produced oxides of nitrogen appear to play important roles in tissue and organ homeostasis. Endogenous production of nitric oxide, which can be altered in response to various stimuli, can modulate vascular tone, oxyradical cascades, cell adhesion, and other aspects of inflammation. Because exogenously adm...

journal_title：Chest

authors： Meyer KC,Love RB,Zimmerman JJ

更新日期：1998-05-01 00:00:00

abstract：:Mycobacterium tuberculosis (MTB) isolation from clinical specimens is the standard for TB diagnosis. Positive MTB cultures are rarely questioned, but false-positive culture rates range from 2% to 4%. In December 2011, two smear-negative, culture-positive TB cases were reported to the Oklahoma State Department of Healt...

journal_title：Chest

authors： Johnson MG,Lindsey PH,Harvey CF,Bradley KK

更新日期：2013-07-01 00:00:00

abstract：:A patient with the sick sinus syndrome accompanying mirror-image dextrocardia which was associated with double superior venae cavae and an absent inferior vena cava is presented. A permanent transvenous demand pacemaker was inserted because of repeated episodes of dizziness and a documented 31/2-second period of asyst...

journal_title：Chest

authors： Goyal SL,Lichestein E,Gupta PK,Chadda KD,Lajam F

更新日期：1976-04-01 00:00:00

abstract：BACKGROUND:We investigated factors related to the diagnostic sensitivity of CT-guided transbronchial biopsy (TBB) using an ultrathin bronchoscope and virtual bronchoscopy (VB) navigation for small peripheral pulmonary lesions. METHOD:We have performed this procedure on 83 patients with 85 small peripheral pulmonary le...

journal_title：Chest

authors： Shinagawa N,Yamazaki K,Onodera Y,Asahina H,Kikuchi E,Asano F,Miyasaka K,Nishimura M

更新日期：2007-02-01 00:00:00

abstract：:We wanted to determine the efficacy of dobutamine infusions and Prbc transfusions on splanchnic tissue oxygen utilization by measuring gastric pHi. Physiologic parameters and pHi measurements via the use of a gastric tonometer were obtained in 21 septic patients before and after the administration of a dobutamine infu...

journal_title：Chest

authors： Silverman HJ,Tuma P

更新日期：1992-07-01 00:00:00

abstract：OBJECTIVE:Congenital airway malacia is one of the few causes of irreversible airways obstruction in children, but the incidence in the general population is unknown. Severe airway malacia or malacia associated with specific syndromes is usually recognized and diagnosed early in infancy, but information about clinical f...

journal_title：Chest

authors： Boogaard R,Huijsmans SH,Pijnenburg MW,Tiddens HA,de Jongste JC,Merkus PJ

更新日期：2005-11-01 00:00:00

abstract：:A rare form of paroxysmal supraventricular tachycardia (SVT), associated with swallowing solid food, is described. Repeated triggering of the arrhythmia during esophagoscopy was produced by mechanical stimulation of the anterior esophageal wall, 30 cm from the incisors. Treatment with verapamil abolished this tachycar...

journal_title：Chest

authors： Abinader EG,Cooper M

更新日期：1979-10-01 00:00:00

abstract：:The therapeutic effects of cuirass ventilation were studied in two patients with bilateral diaphragm paralysis. Negative inspiratory and positive expiratory pressure applied to the cuirass shell was transmitted to the abdominal and thoracic cavities. Diaphragm excursion was enhanced. Nocturnal cuirass ventilation appe...

journal_title：Chest

authors： Driver AG,Blackburn BB,Marcuard SP,Austin EH Jr

更新日期：1987-10-01 00:00:00

abstract：STUDY OBJECTIVE:The primary objective of this study was to test whether an elevated systolic pulmonary artery (PA) pressure or an elevated pulmonary dead space fraction (Vd/Vt) in early acute lung injury (ALI) is associated with poor clinical outcomes in the era of lung-protective ventilation. DESIGN:Prospective obser...

journal_title：Chest

authors： Cepkova M,Kapur V,Ren X,Quinn T,Zhuo H,Foster E,Liu KD,Matthay MA

更新日期：2007-09-01 00:00:00

abstract：STUDY OBJECTIVE:To evaluate renal and vasodilator effects of synthetic atrial natriuretic factor (ANF) in patients undergoing cardiopulmonary bypass (CPB) with special reference to the applicability of ANF as a diuretic and natriuretic. DESIGN:The study consisted of two parts. The first 15 consecutive patients in a un...

journal_title：Chest

authors： Hynynen M,Palojoki R,Heinonen J,Tikkanen I,Harjula AL,Fyhrquist F

更新日期：1991-11-01 00:00:00

abstract：BACKGROUND:Lidocaine is used to alleviate procedural pain but paradoxically increases pain during injection. Pain perception can be modulated by non-noxious stimuli such as temperature or touch according to the gate control theory of pain. We postulated that lidocaine dripped onto the skin prior to injection would cool...

journal_title：Chest

authors： Patel BK,Wendlandt BN,Wolfe KS,Patel SB,Doman ER,Pohlman AS,Hall JB,Kress JP

更新日期：2018-10-01 00:00:00

abstract：OBJECTIVE:Fractional flow reserve (FFR) is a valid surrogate for hemodynamic significance in stenotic native coronary arteries, but its validity in patients with coronary stent restenosis is unknown. DESIGN:Prospective. SETTING:University hospital. PATIENTS:We studied 42 patients (mean age +/- 1 SD, 62 +/- 10 years)...

journal_title：Chest

authors： Krüger S,Koch KC,Kaumanns I,Merx MW,Hanrath P,Hoffmann R

更新日期：2005-09-01 00:00:00

abstract：:A 72-year-old physician with myeloid metaplasia developed marked thrombocytosis, pulmonary hypertension, and right heart failure following splenectomy. No cause for the pulmonary hypertension could be found. The pulmonary hypertension and right heart failure returned to normal when hydroxyurea therapy corrected the th...

journal_title：Chest

authors： Marvin KS,Spellberg RD

更新日期：1993-02-01 00:00:00

abstract：BACKGROUND:Interferon-γ release assays (IGRAs) have been incorporated into several national guidelines for latent TB infection (LTBI) diagnosis. However, their optimal application is still controversial and evolving. The aim of this study is to evaluate the performance of confirmatory IGRAs in addition to tuberculin sk...

journal_title：Chest

authors： Song S,Jeon D,Kim JW,Kim YD,Kim SP,Cho JS,Lee SE,Cho WH,Park HK,Kim YS,Lee MK,Lee JH

更新日期：2012-04-01 00:00:00

abstract：:We describe a rare case of hydatid cyst in the spleen which communicated to the left pleural cavity. The patient presented with respiratory distress, characterized by nonproductive cough and dyspnea. The difficulties in diagnosis, using standard laboratory and radiologic techniques, were overcome by the use of ultraso...

journal_title：Chest

authors： Barzilai A,Pollack S,Kaftori JK,Sourdry M,Barzilai D

更新日期：1977-10-01 00:00:00