Neurovascular responses to sequential deep inspirations assessed via laser-Doppler perfusion changes in dorsal finger skin.

abstract：BACKGROUND:Heatstroke is a serious condition and clinical studies indicate that vascular stroke increases with excessive consumption of alcohol (ethanol). It was our objective to test the influence of ethanol on cerebral perfusion at normal and higher temperatures. METHODS:Recording of isometric tension in rabbit caro...

journal_title：Clinical physiology and functional imaging

authors： Mustafa S,Thulesius O,Elgazzar AH,Ismael HN

更新日期：2007-05-01 00:00:00

abstract：:The purpose of this systematic review was to evaluate the effects of smokeless forms of nicotine on physiological responses and exercise performance. Methodology and reporting were based on the PRISMA statement. The intervention was defined as any product containing nicotine that did not require smoking. Searches were...

journal_title：Clinical physiology and functional imaging

authors： Johnston R,Doma K,Crowe M

更新日期：2018-07-01 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

abstract：:Volumetric capnography provides a breath-by-breath analysis of ventilation-perfusion imbalances and deadspace volumes. The technique has been best described in intubated and ventilated patients, but promising clinical applications also concern spontaneously breathing patients. The objective of the study was to verify ...

journal_title：Clinical physiology and functional imaging

authors： Verschuren F,Heinonen E,Clause D,Zech F,Reynaert MS,Liistro G

更新日期：2005-09-01 00:00:00

abstract：INTRODUCTION:Notwithstanding recent progress on molecular mechanisms underlying heart failure with preserved ejection fraction (HFpEF), multiple pathophysiological aspects of this condition including the basis of anaemia and other haematological disorders remain unresolved. In this study, we sought to determine the rel...

journal_title：Clinical physiology and functional imaging

authors： Diaz-Canestro C,Haider T,Lundby C,Montero D

更新日期：2020-03-01 00:00:00

abstract：BACKGROUND:Heart rate variability (HRV) reflects the balance between cardiac parasympathetic and sympathetic autonomic influences. Reduced HRV has adverse prognostic implications. The time course for changes in HRV over prolonged periods of time and the influence of an acute coronary event on HRV are not well establish...

journal_title：Clinical physiology and functional imaging

authors： Björkander I,Forslund L,Ericson M,Rehnqvist N,Hjemdahl P,Kahan T

更新日期：2009-05-01 00:00:00

abstract：:Cryogenic temperature transmission electron microscopy (cryo-TEM) makes it possible to study the nanostructure of a wide range of fluid phases with a high degree of preservation. Most studies based on scanning electron microscopy or TEM employ specimen preparation techniques that give extraordinary results for tissues...

journal_title：Clinical physiology and functional imaging

authors： Waisman D,Danino D,Weintraub Z,Schmidt J,Talmon Y

更新日期：2007-11-01 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：OBJECTIVE:Differences in circulating bubble production have been described after exposures in altitude chambers between men and women. The present study was designed to examine gender differences in circulating bubble production after a dive. METHODS:Fifty-two men and 52 women performed the same dive profile (25 min t...

journal_title：Clinical physiology and functional imaging

authors： Boussuges A,Retali G,Bodéré-Melin M,Gardette B,Carturan D

更新日期：2009-11-01 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：:Computerized lung sounds analysis offers a new technique to monitor regional ventilation during spontaneous breathing. The purpose of the present study was to assess the acoustic behaviour of the respiratory system in healthy pigs during mechanical ventilation when a positive end-expiratory pressure (PEEP) is applied....

journal_title：Clinical physiology and functional imaging

authors： Vena A,Perchiazzi G,Giuliani R,Fiore T,Hedenstierna G

更新日期：2006-01-01 00:00:00

abstract：UNLABELLED:Myocardial perfusion imaging with single-photon emission computed tomography (SPECT) is useful for the evaluation of patients with known or suspected coronary artery disease. Parameters of interest are the reduction in the blood perfusion (severity) and the lesion volume (extent). The aim of this study was t...

journal_title：Clinical physiology and functional imaging

authors： Bartosik J,El-Ali HH,Nilsson U,Dahlström J,Edenbrandt L,Ljungberg M

更新日期：2006-11-01 00:00:00

abstract：:Diffusion-weighted magnetic resonance imaging (DW-MRI) is an established technique to detect the changes of the diffusion of water in biological tissues and reflect the pathophysiological process on the molecular level. It is a promising non-invasive imaging modality in detection of microstructural and functional chan...

journal_title：Clinical physiology and functional imaging

authors： Ye J,Kumar BS,Li XB,Li HM,Zhou YW,Liu LQ

更新日期：2017-09-01 00:00:00

abstract：PURPOSE:(i) To evaluate the feasibility of tracer kinetics analysis of dynamic contrast-enhanced (DCE) CT and T2-weighted MR data of squamous cell carcinoma (SCCA) of the upper aerodigestive tract. (ii) To compare functional parameters derived by both modalities and examine the interchangeability of them as well as the...

journal_title：Clinical physiology and functional imaging

authors： Bisdas S,Baghi M,Wagenblast J,Bisdas T,Thng CH,Mack MG,Koh TS,Ernemann U

更新日期：2009-09-01 00:00:00

abstract：:The combination of step choreography (SC) with resistance training exercises (RE) in the same session is common in class fitness rooms populated mainly by women to increase energy expenditure. The aim of this study was to evaluate the differences in the exercise oxygen uptake and postexercise between two different com...

journal_title：Clinical physiology and functional imaging

authors： Vilaça-Alves J,Regado A,Marinho D,Neves EB,Rosa C,Saavedra F,Reis VM

更新日期：2018-01-01 00:00:00

abstract：:Previous studies have indicated that, during mechanical ventilation, an inspiratory pause enhances gas exchange. This has been attributed to prolonged time during which fresh gas of the tidal volume is present in the respiratory zone and is available for distribution in the lung periphery. The mean distribution time o...

journal_title：Clinical physiology and functional imaging

authors： Aboab J,Niklason L,Uttman L,Kouatchet A,Brochard L,Jonson B

更新日期：2007-01-01 00:00:00

abstract：INTRODUCTION:We investigated if image- and diagnostic quality in SPECT MPI could be maintained despite a reduced acquisition time adding Depth Dependent Resolution Recovery (DDRR) for image reconstruction. Images were compared with filtered back projection (FBP) and iterative reconstruction using Ordered Subsets Expect...

journal_title：Clinical physiology and functional imaging

authors： Davidsson A,Olsson E,Engvall J,Gustafsson A

更新日期：2017-11-01 00:00:00

abstract：:Tracers for myocardial perfusion imaging during stress should not only have high cardiac uptake but they should also have a fast blood clearance to prevent myocardial tracer uptake after the ischaemic stimulus. The present study characterize the early phase of the arterial (99m)Tc-sestamibi (MIBI) time-activity curve ...

journal_title：Clinical physiology and functional imaging

authors： Sand NP,Juelsgaard P,Rasmussen K,Flø C,Thuesen L,Bagger JP,Nielsen TT,Rehling M

更新日期：2004-11-01 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：AIMS:Assessment following heart transplantation (HTx) is routinely performed using transthoracic echocardiography. Differences in long-term mortality following HTx related to donor-recipient matching have been reported, but effects of gender on cardiac size and function are not well studied. The aims of this study were...

journal_title：Clinical physiology and functional imaging

authors： Ingvarsson A,Werther-Evaldsson A,Smith GJ,Waktare J,Nilsson J,Stagmo M,Roijer A,Rådegran G,Meurling C

更新日期：2019-07-01 00:00:00

abstract：:The aim of the study was to collect new reference values for the clinical ramp exercise test on bicycle, because in our experience, the commonly used values were too low. A group of healthy men (n = 81, 20-80 years) was randomly selected from the local municipal register to achieve an even distribution in age. Data we...

journal_title：Clinical physiology and functional imaging

authors： Wohlfart B,Farazdaghi GR

更新日期：2003-05-01 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：:Several studies have shown training induced morphological changes in the heart. Our aim was to assess how frequent, low-intensity exercise (walking and cycling) influences heart function and morphology in abdominally obese women. Fifty women with abdominal obesity (mean age 47.0 +/- 7.5 years, waist circumference (WC)...

journal_title：Clinical physiology and functional imaging

authors： Eriksson M,Uddén J,Hemmingsson E,Agewall S

更新日期：2010-09-01 00:00:00

abstract：:We questioned whether electromyographic (EMG) signs of neuromuscular fatigue accompany the changes in respiratory variables measured at the ventilatory threshold (VTh) during exercise on a cycloergometer. This was based on the assumption that the activation of muscle afferents sensitive to accumulation of lactate and ...

journal_title：Clinical physiology and functional imaging

authors： Hug F,Faucher M,Kipson N,Jammes Y

更新日期：2003-07-01 00:00:00

abstract：BACKGROUND:3-Dimensional Echocardiography allows measuring volumes and parameters of myocardial deformation (strain). Myocardial strain has been suggested to be superior to conventional echo parameters in the assessment of right ventricular (RV) function. Myocardial strain can be assessed by cardiac magnetic resonance ...

journal_title：Clinical physiology and functional imaging

authors： Trzebiatowska-Krzynska A,Swahn E,Wallby L,Nielsen NE,Carlhäll CJ,Engvall J

更新日期：2021-01-01 00:00:00

abstract：PURPOSE:Lung scintigraphy using single photon emission computed tomography (SPECT) allows accurate regional measurement of the ventilation/perfusion (V/Q) relationship. Objective V/Q analysis has been shown to be useful in the diagnosis of pulmonary embolism (PE). By using anatomical information provided by co-register...

journal_title：Clinical physiology and functional imaging

authors： Harris B,Bailey DL,Chicco P,Bailey EA,Roach PJ,King GG

更新日期：2008-01-01 00:00:00

abstract：BACKGROUND:In MRI studies of carotid plaques, ultrasound is used to find plaques, which are later imaged using MRI. The performance in plaque detection has not been compared between the modalities. The aim of the current study was to compare the performance of MRI and ultrasound in detecting carotid artery plaques and ...

journal_title：Clinical physiology and functional imaging

authors： Hjelmgren O,Schmidt C,Johansson L,Bergström GML

更新日期：2018-03-01 00:00:00

abstract：OBJECTIVES:Early identification of haemorrhage is difficult when a bleeding site is not apparent. This study explored the potential use of the finger photoplethysmographic (PPG) waveform derived left ventricular ejection time (LVET(p)) and pulse transit time (PTT) for detecting blood loss, by using blood donation as a ...

journal_title：Clinical physiology and functional imaging

authors： Middleton PM,Chan GS,O'Lone E,Steel E,Carroll R,Celler BG,Lovell NH

更新日期：2009-05-01 00:00:00

abstract：:Short axis (SA) images obtained from cardiac magnetic resonance imaging are used to advantage in the calculation of important clinical parameters such as the ejection fraction and stroke volume (SV). A prerequisite for these calculations is the separation of the left ventricle and the left atrium. When only using the ...

journal_title：Clinical physiology and functional imaging

authors： Thunberg P,Emilsson K,Rask P,Kähäri A

更新日期：2008-07-01 00:00:00

abstract：BACKGROUND:A significant number of women with angina and no obstructive coronary artery disease (CAD; <50% stenosis) have coronary microvascular dysfunction (CMD) which carries an adverse cardiovascular prognosis. Coronary microvascular function can be evaluated by transthoracic Doppler echocardiography (TTDE) as a cor...

journal_title：Clinical physiology and functional imaging

authors： Bechsgaard DF,Hove JD,Michelsen MM,Mygind ND,Pena A,Hansen PR,Hansen HS,Kastrup J,Høst N,Gustafsson I,Prescott E

更新日期：2021-01-01 00:00:00