Forced expiratory volume in first second
Comparison betweenpeak expiratory flow rate (pefr) and forced expiratory volume in first second (fev1) in monitoring the airway status of students studying in college of applied medical sciences, Riyadh
... 1989). Forced expiratory volumes in first second (FEV1) and peak expiratory flow (PEF) are being used extensively to measure an estimate of airway status in obstructive pulmonary ...
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Comparative Study on Pulmonary Function Tests in Children Swimmers Versus Non Swimmers
... tidal volume, forced vital capacity and forced expiratory volume in first second than other sports Meenakshi Sable et ...
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Elevated serum OX40L is a biomarker for identifying corticosteroid resistance in pediatric asthmatic patients
... Results: The serum OX40L level in asthmatic patients (713.5 ± 165.7 pg/mL) was significantly higher than that of the healthy controls (238.6 ± 27.8 pg/mL) ( P < 0.001), and significantly higher in SRA group (791.2 ± ...
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Visceral and subcutaneous abdominal adiposity and pulmonary function in 30-year-old adults: a cross-sectional analysis nested in a birth cohort
... For the purposes of the current report, a cross- sectional analysis was performed using data from all cohort participants who had spirometry information at 30 years follow-up. The exclusion criteria for spir- ometry ...
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Factors responsible for poor sleep quality in patients with chronic obstructive pulmonary disease
... FEV1, forced expiratory volume in the first second; FVC, forced vital capacity; GOLD, Global Initiatives for Chronic Obstructive Lung Disease; ICS, inhaled corticosteroids; LABA, ...
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Flexible bronchoscopy with moderate sedation in COPD: a case–control study
... Results: The incidence of complications was similar in patients with and without COPD and independent of forced expiratory volume in the first second % predicted. Patients with COPD ...
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Determinants of arterial stiffness in COPD
... Subjects with moderate to severe COPD enrolled in a multicenter, randomized controlled study (NCT00857766) were included. Written informed consent was obtained from all participants, and the study was approved by the ...
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Peak expiratory flow rate as a surrogate for forced expiratory volume in 1 second in COPD severity classification in Thailand
... are: first, only COPD patients were studied and to our knowledge we enrolled the largest number of COPD patients for studying the agreement between the two ...
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Tiotropium Respimat® in asthma: a double-blind, randomised, dose-ranging study in adult patients with moderate asthma
... established first-line maintenance bronchodilator for the management of chronic obstructive pulmonary disease ...A second proof-of-concept study (three-way cross- over, 8 weeks per treatment) in patients ...
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Pulmonary function test analysis in smokers
... By 1964, the Advisory committee to the surgeon general of the unitedstates concluded that cigarette smoking was a major risk factor for mortality from COPD. Subsequent longitudinal studies have shown accelerated decline ...
85
Clinical experimentation with aerosol antibiotics: current and future methods of administration
... noted. First, all patients received bronchodilation before administration of the aerosol antibiotic independently of their regular inhalation ...therapy. Second, there were 12 hospitalizations due to ...
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Effect of spirometry on intra thoracic pressures
... A forced vital capacity (FVC) manoeuvre is initi- ated via the co-contraction of several inspiratory muscles including the diaphragm, external intercostals, and the accessory inspiratory muscles (scalenes and ...
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Evaluation of computer-based computer tomography stratification against outcome models in connective tissue disease-related interstitial lung disease: a patient outcome study
... The superiority of PVV in predicting mortality over CALIPER and visually scored total ILD extents may re- late to the specific pathophysiologic changes that de- velop in the lung secondary to fibrosis. As fibrosis ...
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Hyperbaric oxygen therapy effects on pulmonary functions: a prospective cohort study
... in forced vital capacity (FVC) or diffusing ...FVC, forced expiratory flow at 25% of pul- monary volume (FEF25%) or peak expiratory flow rate ...in forced expiratory ...
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Assessment of Pulmonary Function by Spirometry in Antenatal Cases
... decreased expiratory reserve volume due to the reduced functional residual capacity, rapid fall in arterial oxygen tension despite careful maternal positioning and pre-oxygenation may occur during labour ...
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Total lung capacity by plethysmography and high-resolution computed tomography in COPD
... trapped air not in communication with the airways, it is not without its own inherent errors, particularly in patients with increased airway resistance. TGV is calculated using Boyle’s law which states that pressure and ...
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Paradoxical worsening of hypoxemia in a patient treated by noninvasive positive pressure ventilation for obesity hypoventilation syndrome with concomitant obstructive sleep apnea: a case report
... in expiratory and inspiratory positive airway pressures, after which the ventilator software recorded a normal residual apnea/hypopnea index and the blood gas values ...
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Depression diagnosed by the mini international neuropsychiatric interview plus (MINI) in patients with chronic obstructive pulmonary disease: relationship with functional capacity and quality of life
... The UULEX assesses the strength of the upper limb musculature by recording the number of elevations of the arm, whilst holding a plastic stick, in addition to the time spent performing this activity. A plastic stick with ...
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Predictors of pneumothorax following endoscopic valve therapy in patients with severe emphysema
... In this retrospective analysis, baseline clinical measures and MDCT scan data of 129 consecutive patients (mean age: 64 years, range 43–81 years, sex: 50% male) who experienced TLVR (n = 83) or pneumothorax (n = 46) ...
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Diagnostic and prognostic utility of mid-expiratory flow rate in older community-dwelling persons with respiratory symptoms, but without chronic obstructive pulmonary disease
... Left atrial volume was calculated by the biplane area– length method from apical four-and two-chamber views and indexed to the body surface area [14]. Mitral inflow and pulmonary venous inflow were measured with ...
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