Changes of a) spirometric, plethysmographic, and b) impedance data at 5 Hz induced by bronchodilator in flow limited (□) and nonflow limited (▓) patients.

Slides:

Advertisements

Similar presentations

Respiratory Volumes Used to assess a person’s respiratory status

Advertisements

Lung Volumes and Capacities

An Overview of Pulmonary Function Tests Norah Khathlan M.D. Consultant Pediatric Intensivist 10/2007.

The Respiratory System Lung Volumes. Lung volumes The volume of air breathed in and out varies a lot between quiet breathing and forced breathing (as.

Copyright © 2009 Pearson Education, Inc. Figure 10.9 The respiratory cycle.

SPIROMETRY (Pulmonary Function Testing)

Lung Volumes and Capacities The total volume contained in the lung at the end of a maximal inspiration is subdivided into volumes and subdivided into capacities.

Pulmonary response in sarcoidosis

Breathing Volumes & Capacities

Respiratory Volumes Used to assess a person’s respiratory status

Examples of computerised incentives used in spirometry

Summary findings regarding the efficacy/safety profile across xanthines in chronic obstructive pulmonary disease patients. a) Combined plot of the change.

Distribution of forced expiratory volume in 1 s (FEV1) relative to Global Lung Function Initiative reference values (GLI2012) [10] expressed as FEV1 %

Chronic Obstructive Pulmonary Disease: An Evidence-Based Approach to Treatment With a Focus on Anticholinergic Bronchodilation Nicholas J. Gross, MD,

Flow diagram summarising the most important effects of biochemical (left) and mechanical (right) pregnancy-induced factors on pulmonary function, ventilatory.

Immunostaining for lipid peroxidation product 4-hydroxy-2-nonenal (4-HNE) adduct in the lungs of smokers with and without chronic obstructive pulmonary.

Change from baseline following beclomethasone/formoterol and placebo in a) platelet–monocyte aggregate formation, b) P-selectin expression and c) platelet.

A) In the presence of Aspergillus fumigatus, local IgA and IgG levels to A. fumigatus are significantly elevated; *: p

A) Peak forced expiratory volume in 1 s within 3 h post-dosing (peak FEV10–3h) response following once-daily tiotropium Respimat add-on to medium-dose.

Schematic representation of breathing levels during positive expiratory pressure in an obstructed patient. Schematic representation of breathing levels.

Level of physical activity by Global Initiative for Obstructive Lung Disease (GOLD) stage, BODE (body mass index, FEV1 for airflow obstruction, dyspnoea,

Changes in operating lung volumes expressed as % of predicted total lung capacity (%TLC predicted) are shown as minute ventilation (V′E) increases during.

Expanded version of the early part of a subject's volume–time spirogram, illustrating back-extrapolation through the steepest part of the curve, where.

Extent of interstitial lung disease (ILD) in patients with systemic sclerosis-associated ILD. A simple stratification that utilises pulmonary function.

Representative diaphragm electromyogram (EMG) tracings at rest (a and b) and during maximum voluntary ventilation (c and d) in a healthy subject (a and.

Schematic representations of alveolar units a) in health and b) in chronic obstructive pulmonary disease (COPD), and their corresponding flow versus volume.

Changes in operating lung volumes are shown as ventilation increases with exercise in a) age-matched normal subjects (n = 25) and b) chronic obstructive.

Schematic representation of the current evidence for the association of cadmium exposure with smoking-related lung disease including chronic obstructive.

تست عملکرد ریوی SPIROMETERY.

Forest plots of the correlation between high-resolution computed tomography (HRCT) scores and pulmonary function test values. Forest plots of the correlation.

3-year survival of lung cancer patients in the general population and in those with a prior diagnosis of chronic obstructive pulmonary disease (COPD).

Cumulative count of the different primary pulmonary function test (PFT) outcomes in longitudinal studies of systemic sclerosis-associated interstitial.

The projected numbers of tobacco-related deaths between 2000–2035 in millions for a) the world and b) medium- and low-income countries (top) and high-income.

Post-bronchodilator forced expiratory volume in 1 s (FEV1) to forced vital capacity (FVC) ratio in subjects aged >50 yrs. Post-bronchodilator forced expiratory.

Relationship between bronchodilator response of physiological parameters and concentration of interleukin (IL)-8 in epithelial lining fluid (ELF). Relationship.

A) Cumulative count and b) percent cumulative use of the different pulmonary function test (PFT) measures as longitudinal outcomes for systemic sclerosis-associated.

Change in forced vital capacity (FVC) % predicted (% pred) per week from baseline in the CAPACITY 004 and 006 study comparing pirfenidone (2403 mg·day−1)

Comparison between prediction equations from Wang et al

Recordings of quiet tidal breathing at rest, followed by maximal expiration then inspiration. Recordings of quiet tidal breathing at rest, followed by.

Decline of lung function of a LTX patient who rapidly developed severe BOS at our centre. Decline of lung function of a LTX patient who rapidly developed.

Forest plot of the a) sensitivity and b) specificity of different pulmonary function test screening algorithms for the presence of systemic sclerosis-associated.

Effects of N-acetylcysteine (▒) and placebo (░) on vital capacity (VC) and diffusing capacity of the lung for carbon monoxide (DL,CO) depending on baseline.

Change in physiological variables from baseline values a) at rest and b) during exercise after saline infusion and exposition to different β-blocker agents.

Pathophysiology of obesity hypoventilation syndrome (OHS).

In a representative chronic heart failure patient, tidal flow-volume loops at rest (solid line) and at the peak of symptom-limited incremental exercise.

Relationship between a) forced expiratory flow at 25–75% of forced vital capacity (FVC) (FEF25–75%) and b) forced expiratory flow at 75% of FVC (FEF75%)

Cumulative mortality over 60 months in patients with α1-antitrypsin deficiency and an initial forced expiratory volume in 1 s

A) Inspiratory capacity (IC) in asthmatics with (n=13) and without (n=7) expiratory flow limitation (EFL) at various levels of exercise, expressed as a.

Methods for measurement of total lung capacity (TLC) and residual volume (RV) via body plethysmography. Methods for measurement of total lung capacity.

A) Tidal volume (VT) (presented as % predicted of vital capacity (VC)), b) breathing frequency (Fb), c) dynamic inspiratory capacity (IC) and d) inspiratory.

Lung function adjusted for body length and gestational age in male and female premature infants. Lung function adjusted for body length and gestational.

Correlation between inspiratory capacity (IC)/total lung capacity (TLC) ratio and oxygen pulse at peak exercise in chronic obstructive pulmonary disease.

Global Initiative for Chronic Obstructive Lung Disease (GOLD) classification based on symptom and risk evaluation. a) GOLD model of symptom/risk evaluation.

A) Tidal volume (VT) plotted as a function of ventilation (V′E), and b) exertional dyspnoea intensity (in Borg scale units) plotted as a function of inspiratory.

Progression in the patient’s pulmonary function tests from 2010 to a) Forced vital capacity (FVC); b) total lung capacity (TLC); c) diffusing capacity.

The Mead and Whittenberger graphs (a–c) obtained by plotting the airway opening flow versus the resistive pressure drop (Pfr) during a single breath. The.

A: Changes in percent of predicted following bronchodilator for spirometric and lung volumes variables. A: Changes in percent of predicted following bronchodilator.

A) Operating lung volumes and b) breathing frequency (Fb) during incremental cycle exercise in patients with moderate chronic obstructive pulmonary disease.

24-h blood pressure profile after a, d) one night of intermittent hypoxia (IH) exposure, b, e) 13 nights IH exposure and c, f) 5 days after cessation of.

Mean change from baseline in percentage predicted forced vital capacity (FVC) in the a) phase III CAPACITY [27] and b) ASCEND [14] studies. #: n=174; ¶:

Baseline New York Heart Association functional class (NYHA FC) predicts survival in patients with pulmonary hypertension using infused epoprostenol therapy.

Effects of reslizumab on lung function (forced expiratory volume in 1 s; FEV1) in Global Initiative for Asthma (GINA) Step 4 and 5 patients. Effects of.

Flow–volume loops of test breaths and preceding control breaths of a representative chronic obstructive pulmonary disease patient with different degrees.

Depiction of an expiratory flow curve.

Flow–volume loops of test breaths and preceding control breaths of three representative chronic obstructive pulmonary disease patients with different degrees.

Comparison of pre- and post-bronchodilator data for spirometric and oscillometric parameters. Comparison of pre- and post-bronchodilator data for spirometric.

Correlation between leg fluid volume (LFV) displacement measured by electrical impedance and apnoea/hypopnoea index (AHI) in non-obese obstructive sleep.

Tracing of tidal breathing followed by an inspiratory manoeuvre to total lung capacity (TLC) to record inspiratory capacity (IC), followed by a full expiration.

Effect of placebo (n=88) and bosentan (n=80) on the co-primary end-point pulmonary vascular resistance (PVR) in the EARLY (Endothelial Antagonist Trial.

Assessment of patients with possible occupational asthma.

Presentation transcript:

Changes of a) spirometric, plethysmographic, and b) impedance data at 5 Hz induced by bronchodilator in flow limited (□) and nonflow limited (▓) patients at baseline. % pred: % predicted; FEV1: forced expiratory volume in 1 s; FVC: forced vital capacity; IC... Changes of a) spirometric, plethysmographic, and b) impedance data at 5 Hz induced by bronchodilator in flow limited (□) and nonflow limited (▓) patients at baseline. % pred: % predicted; FEV1: forced expiratory volume in 1 s; FVC: forced vital capacity; IC: inspiratory capacity; SVC: slow vital capacity; RV: residual volume; TGV: thoracic gas volume; TLC: total lung capacity; R̄insp: mean inspiration resistance; R̄exp: mean expiration resistance; R̄tot: mean whole breath resistance; X̄insp: mean reactance during inspiration; X̄exp; mean reactance during expiration: X̄tot: mean total reactance; ΔX̄rs: mean difference in reactance; R̄5-R̄19: mean difference in resistances at 5 and 19 Hz. #: p = 0.04; ¶: p = 0.05; +: p = 0.001; §: p = 0.031. Reproduced from [51] with permission from the publisher. A. Bourdin et al. Eur Respir Rev 2009;18:198-212 ©2009 by European Respiratory Society