An assessment of pulmonary function testing and ventilatory kinematics by optoelectronic plethysmography.

abstract：:We aimed at evaluating the effect of isometric muscle contraction on intramuscular water movement at different exercise intensities. Seven men performed 1-min isometric ankle dorsiflexion (20% and 50% maximal voluntary contractions [MVCs]) with a non-magnetic custom-made dynamometer, inside a magnetic resonance (MR) d...

journal_title：Clinical physiology and functional imaging

authors： Yanagisawa O,Kurihara T

更新日期：2016-09-01 00:00:00

abstract：OBJECTIVE:Levels of glucose and lactate were measured in the brain by means of microdialysis in order to evaluate the effects of ventilator-induced hypocapnia and hypercapnia on brain metabolism in healthy non-brain-traumatized animals. DESIGN AND SETTING:Prospective animal study in a university laboratory. SUBJECTS:...

journal_title：Clinical physiology and functional imaging

authors： van Hulst RA,Lameris TW,Haitsma JJ,Klein J,Lachmann B

更新日期：2004-07-01 00:00:00

abstract：:The aim of this study was to examine and to compare alterations in the secretion of atrial natriuretic peptide (ANP) during different exercise-testing protocols in moderately trained men. Fifteen healthy male physical education students were studied (mean age 22·3 ± 2·5 years, training experience 12·3 ± 2·5 years, hei...

journal_title：Clinical physiology and functional imaging

authors： Mandroukas A,Metaxas TI,Heller J,Vamvakoudis E,Christoulas K,Riganas CS,Sendelides T,Stefanidis P,Kotoglou K,Karamouzis I,Mandroukas K

更新日期：2011-01-01 00:00:00

abstract：:Planar lung ventilation/perfusion scintigraphy (V/P(PLANAR)) is a standard method for diagnosis of pulmonary embolism (PE). The goals of this study were to test whether the diagnostic information of ventilation/perfusion tomography (V/P(SPET)) applied in clinical routine might enhance information compared with V/P(PLA...

journal_title：Clinical physiology and functional imaging

authors： Bajc M,Olsson CG,Olsson B,Palmer J,Jonson B

更新日期：2004-09-01 00:00:00

abstract：BACKGROUND:Cardiac magnetic resonance imaging (CMR) is a promising method for detecting coronary artery disease (CAD). The first reports of new diagnostic techniques indicated generally unrealistic diagnostic performance relying on retrospectively observed cut-off values of quantitative parameters. Although visual anal...

journal_title：Clinical physiology and functional imaging

authors： Pärkkä JP,Koskenvuo JW,Kervinen H,Poutanen VP,Lohela P,Järvinen V

更新日期：2010-03-01 00:00:00

abstract：BACKGROUND:Previous studies have shown a significantly higher correlation between left ventricular mass index (LVMi) and high-frequency QRS components (HF-QRS) than between LVMi and QRS amplitudes in the standard frequency range in rabbits. The purpose of the present study was to compare ECG measurements from standard ...

journal_title：Clinical physiology and functional imaging

authors： Trägårdh E,Arheden H,Pettersson J,Wagner GS,Pahlm O

更新日期：2006-05-01 00:00:00

abstract：:Physical therapy treatments for and evaluation of lower limb swelling are usually performed in supine lying position. However, the limb is usually treated or assessed in the dependent position, i.e. sitting or standing. The purpose of this study was to determine the possible confounding effect of subject positioning o...

journal_title：Clinical physiology and functional imaging

authors： Man IO,Glover K,Nixon P,Poyton R,Terre R,Morrissey MC

更新日期：2004-11-01 00:00:00

abstract：SUMMARY:Increasing evidence suggests that local blood flow should be monitored during microdialysis (MD) as the recovery of analytes is affected by local blood flow. At present ethanol clearance is the standard technique for this purpose, but it is not functional at very low perfusion velocities. Here, we introduce a t...

journal_title：Clinical physiology and functional imaging

authors： Farnebo S,Samuelsson A,Henriksson J,Karlander LE,Sjöberg F

更新日期：2010-01-01 00:00:00

abstract：:Measurement of body composition to assess health risk and prevention is expanding. Accurate portable techniques are needed to facilitate use in clinical settings. This study evaluated the accuracy and repeatability of a portable ultrasound (US) in comparison with a four-compartment criterion for per cent body fat (%Fa...

journal_title：Clinical physiology and functional imaging

authors： Smith-Ryan AE,Blue MNM,Trexler ET,Hirsch KR

更新日期：2018-03-01 00:00:00

abstract：:This study takes a novel approach to describing time-related changes in dynamic cerebral autoregulation (dCA). It is well-recognized that dCA exhibits both intra- and inter- subject variability, and this study seeks to characterize the extent to which intra-subject variability occurs after a significant period of time...

journal_title：Clinical physiology and functional imaging

authors： Brodie FG,Panerai RB,Foster S,Evans DH,Robinson TG

更新日期：2009-09-01 00:00:00

abstract：:The stroke volume (SV) during exercise is an important index of the heart's functional capacity. A new method has been developed for the non-invasive estimation of exercise SV (SVex). It requires the determination of the slope for the oxygen uptake versus heart rate relationship in the steady state of graded exercise ...

journal_title：Clinical physiology and functional imaging

authors： Davis JA,Sorrentino KM,Soriano AC,Pham PH

更新日期：2005-01-01 00:00:00

abstract：OBJECTIVE:Due to delivery problems with the most commonly used bone scintigraphic agent medronate-(99m)Tc-methylene diphosphonate (MDP) (medronate), several regional institutions changed, at various time points, to (99m)Tc-dicarboxypropane diphosphonate (DPD) (Teceos) from 2010. Extraosseous uptake, in particular, myoc...

journal_title：Clinical physiology and functional imaging

authors： Bach-Gansmo T,Wien TN,Løndalen A,Halvorsen E

更新日期：2016-05-01 00:00:00

abstract：BACKGROUND:Historically, Q-wave myocardial infarction (MI) has been equated with transmural MI. This association have, however, recently been rejected. The endocardial extent of MI is another potential determinant of pathological Q waves, since the first part of the QRS complex where the Q wave appears reflects depolar...

journal_title：Clinical physiology and functional imaging

authors： Engblom H,Carlsson MB,Hedström E,Heiberg E,Ugander M,Wagner GS,Arheden H

更新日期：2007-03-01 00:00:00

abstract：BACKGROUND:In children, exercise-induced dyspnea is a common symptom that can be due to dysfunctional breathing. EVH test has bee used especially in elite athletes as bronchoprovocation test. Currently, there are only few studies on the EVH test. New research methods are required alongside the traditionally used tests ...

journal_title：Clinical physiology and functional imaging

authors： Burman J,Lukkarinen H,Elenius V,Remes S,Kuusela T,Jartti T

更新日期：2018-07-01 00:00:00

abstract：:The renin-angiotensin system (RAS) is developmentally up-regulated and it is essential for kidney development in several species. Given the fact that the rat lung undergoes postnatal development, the mammalian lung possesses the highest angiotensin-converting enzyme (ACE) levels and ACE activity increases during the f...

journal_title：Clinical physiology and functional imaging

authors： Lasaitiene D,Chen Y,Nannmark U,Wollmer P,Friberg P

更新日期：2004-01-01 00:00:00

abstract：BACKGROUND AND AIMS:Our objective was to study relationships between the new biomarker of vascular health, carotid artery longitudinal wall motion (CALM) and metabolic syndrome (MetS). METHODS:Carotid ultrasound and assessment of MetS and its components were performed with 281 subjects aged 30-45 years. In the longitu...

journal_title：Clinical physiology and functional imaging

authors： Taivainen SH,Laitinen TM,Yli-Ollila H,Juonala M,Kähönen M,Raitakari OT,Laitinen TP

更新日期：2020-12-19 00:00:00

abstract：PURPOSE:To validate ironload T2* by automatic inline Maximum Likelihood Estimate (MLE) with k-space Rician noise correction, against the manual and automated truncation, as well as offset methods, in phantoms and in heart and liver in patients. METHODS:Twenty-five patients and an iron-oxide phantom were scanned at 1.5...

journal_title：Clinical physiology and functional imaging

authors： Hedström E,Voigt T,Greil G,Schaeffter T,Nagel E

更新日期：2017-05-01 00:00:00

abstract：:Blood flow (BF) in exercising muscles is an important factor for exercise capacity. Recently, a non-invasive method to estimate capillary BF (Qcap ) was introduced. Using this method, the Fick principle is re-arranged by using relative differences in deoxygenated haemoglobin (ΔHHb) as a surrogate for arteriovenous O2 ...

journal_title：Clinical physiology and functional imaging

authors： Stöcker F,Von Oldershausen C,Paternoster FK,Schulz T,Oberhoffer R

更新日期：2018-05-01 00:00:00

abstract：BACKGROUND:Ventilation-perfusion (VQ) scintigraphy and lung function testing are often used to assess allograft function after single lung transplantation (SLTX). However, it is unknown whether allograft defects on VQ scintigraphy presage all-cause mortality after SLTX. OBJECTIVE:To investigate whether allograft defec...

journal_title：Clinical physiology and functional imaging

authors： Mohammad M,Kristensen AW,Hedsund C,Greve AM,Perch M,Mortensen J,Berg RMG

更新日期：2020-11-06 00:00:00

abstract：:The objective of this randomized, double-masked, cross-over study was to compare the cardiovascular effects of two glaucoma formulations, ophthalmic 0.5% timolol aqueous solution and 0.1% timolol hydrogel. Twenty-four young healthy subjects received for 2 weeks either twice daily 0.5% timolol solution or once daily 0....

journal_title：Clinical physiology and functional imaging

authors： Niño J,Tahvanainen K,Uusitalo H,Turjanmaa V,Hutri-Kähönen N,Kaila T,Ropo A,Kuusela T,Kähönen M

更新日期：2002-07-01 00:00:00

abstract：:This study aimed to compare the effect of different types of pressure applied to the stimulation electrode on assessing the efficiency of Ia-α-motoneuron transmission of the soleus muscle and the associated discomfort using electrical nerve stimulation. Twelve healthy young adults participated in three experimental se...

journal_title：Clinical physiology and functional imaging

authors： Cattagni T,Merlet AN,Cornu C,Jubeau M

更新日期：2018-05-01 00:00:00

abstract：:The aim of this investigation was to evaluate the inter- and intra-session reliability of spatio-temporal gait variables collected during walking and stair climbing with the Intelligent Device for Energy Expenditure and physical Activity (IDEEA) accelerometer-based system. Eighteen healthy subjects (10 men, 8 women) c...

journal_title：Clinical physiology and functional imaging

authors： Gorelick ML,Bizzini M,Maffiuletti NA,Munzinger JP,Munzinger U

更新日期：2009-07-01 00:00:00

abstract：:The renin-angiotensin aldosterone system (RAAS) is associated with diverse physiological responses and adaptations to exercise. The angiotensin converting enzyme (ACE) 2 has vasodilatory effects, which might be associated with the blood pressure (BP) responses to acute exercise. The aim of this study was to investigat...

journal_title：Clinical physiology and functional imaging

authors： Goessler KF,Polito MD,Mota GF,de Oliveira EM,Cornelissen VA

更新日期：2018-03-01 00:00:00

abstract：:Flow-mediated dilation (FMD) is a surrogate marker for endothelial function. In the FMD procedure, arterial response during cuff inflation is not taken into consideration yet studies have demonstrated vasoconstriction, vasodilation and no change in the brachial artery during cuff inflation. The term low flow-mediated ...

journal_title：Clinical physiology and functional imaging

authors： Harrison M,Parkhurst K,Tarumi T,Lin HF,Tanaka H

更新日期：2011-09-01 00:00:00

abstract：:Across various populations, verification testing is used to confirm VO(2)max attainment and has repeatedly shown similar VO(2)max values to those obtained from incremental exercise. Yet, many individuals show meaningful differences in VO(2)max between protocols, and an explanation for this is unknown. The aim of the s...

journal_title：Clinical physiology and functional imaging

authors： Astorino TA,White AC

更新日期：2010-07-01 00:00:00

abstract：:The purpose of this study was to examine the effectiveness of maximal and rapid isometric torque characteristics of the hip extensor muscles and postural balance performance to discriminate between female collegiate soccer athletes and non-athlete controls. Ten athletes (mean ± SE: age = 19·20 ± 0·36 year; mass = 62·2...

journal_title：Clinical physiology and functional imaging

authors： Palmer TB,Hawkey MJ,Thiele RM,Conchola EC,Adams BM,Akehi K,Smith DB,Thompson BJ

更新日期：2015-07-01 00:00:00

abstract：:The primary aim of this study was to compare the maximal oxygen uptake as evaluated from a submaximal exercise test (EVO2peak) to direct measurements of VO2peak during a maximal exercise test as means of monitoring the aerobic endurance capacity in women with type 2 diabetes (T2D). Twenty-seven women with T2D particip...

journal_title：Clinical physiology and functional imaging

authors： Segerström AB,Glans F,Eriksson KF,Groop L,Thorsson O,Wollmer P

更新日期：2008-09-01 00:00:00

abstract：:Intercostal artery blood flow supplies the external and internal intercostal muscles, which are inspiratory and expiratory muscles. Intercostal blood flow measured by the echo-Doppler (ED) technique has not previously been reported in humans. This study describes the feasibility of this measurement during free and loa...

journal_title：Clinical physiology and functional imaging

authors： de Bisschop C,Montaudon M,Glénet S,Guénard H

更新日期：2017-05-01 00:00:00

abstract：UNLABELLED:The aim of the study was to validate the accuracy of the EXINI heart software (EXINI) package in assessing left ventricular end-diastolic/systolic volumes (EDV, ESV) and ejection fraction (LVEF) from gated (99m)Tc-MIBI single-photon emission tomography (SPECT). Cardiac magnetic resonance imaging (cMRI) was u...

journal_title：Clinical physiology and functional imaging

authors： Winz OH,Meyer PT,Knollmann D,Lipke CS,Kühl HP,Oelve C,Schaefer WM

更新日期：2009-04-01 00:00:00

abstract：BACKGROUND:Previous studies have reported the non-homogenous loss of muscle mass (site-specific muscle loss) with ageing, but this relationship to the loss of strength is not totally understood. PURPOSE:To investigate the relationship between maximal dynamic strength and site-specific muscle mass of the thigh and uppe...

journal_title：Clinical physiology and functional imaging

authors： Thiebaud RS,Loenneke JP,Abe T,Fahs CA,Rossow LM,Kim D,Beck TW,Bemben DA,Larson RD,Bemben MG

更新日期：2017-05-01 00:00:00