Diaphragm strength in chronic obstructive pulmonary disease.

MI Polkey, D Kyroussis, CH Hamnegard… - American journal of …, 1996 - atsjournals.org
The diaphragm is normally the main inspiratory muscle and diaphragm strength in chronic
obstructive pulmonary disease (COPD) is therefore of interest. We assessed diaphragm …

Quadriceps strength and fatigue assessed by magnetic stimulation of the femoral nerve in man

MI Polkey, D Kyroussis, CH Hamnegard… - Muscle & Nerve …, 1996 - Wiley Online Library
There is no nonvolitional method of assessing quadriceps strength which both supramaximally
activates the muscle and is acceptable to subjects. In 10 normal subjects and 10 patients …

Bilateral magnetic stimulation of the phrenic nerves from an anterolateral approach.

GH Mills, D Kyroussis, CH Hamnegard… - American journal of …, 1996 - atsjournals.org
We investigated whether bilateral magnetic stimulation of the phrenic nerves from an
anterolateral approach (BAMPS) could combine the reproducibility and ease of use of cervical …

Cough gastric pressure and maximum expiratory mouth pressure in humans

WDC Man, D Kyroussis, TA Fleming… - American journal of …, 2003 - atsjournals.org
Maximal expiratory mouth pressure is a well established test that is used to assess expiratory
muscle strength. However, low values are difficult to interpret, as they may result from …

Portable measurement of maximum mouth pressures

CH Hamnegard, S Wragg, D Kyroussis… - European …, 1994 - Eur Respiratory Soc
We have compared a small portable mouth pressure meter (MPM) to our laboratory standard
(LS) pressure recording equipment in order to evaluate this new device. The mouth …

Respiratory muscle activity in patients with COPD walking to exhaustion with and without pressure support

D Kyroussis, MI Polkey, CH Hamnegard… - European …, 2000 - Eur Respiratory Soc
The function of the diaphragm and other respiratory muscles during exercise in chronic
obstructive pulmonary disease (COPD) remains controversial and few data exist regarding …

Exhaustive treadmill exercise does not reduce twitch transdiaphragmatic pressure in patients with COPD.

MI Polkey, D Kyroussis, SE Keilty… - American journal of …, 1995 - atsjournals.org
Reduced diaphragm contractility has been described in normal subjects after whole body
endurance exercise, and it indicates low frequency fatigue (LFF); it is unknown whether LFF is …

Unilateral magnetic stimulation of the phrenic nerve.

GH Mills, D Kyroussis, CH Hamnegard, S Wragg… - Thorax, 1995 - thorax.bmj.com
… Medicine, Royal Brompton Hospital, London SW3 6NP GH Mills D Kyroussis M Green … of
(C) a normal phrenic nerve and (D) an abnormal phrenic nerve in a patient with weakness of …

Abdominal muscle fatigue after maximal ventilation in humans

D Kyroussis, GH Mills, MI Polkey… - Journal of applied …, 1996 - journals.physiology.org
Kyroussis, Dimitris, Gary H. Mills, Michael I. Polkey, Carl-Hugo Hamnegard, Nicholaos
Koulouris, Malcolm Green, and John Moxham. Abdominal muscle fatigue after maximal …

Mouth pressure in response to magnetic stimulation of the phrenic nerves.

CH Hamnegåard, S Wragg, D Kyroussis, G Mills… - Thorax, 1995 - thorax.bmj.com
… , magnetic stimulation of the phrenic nerves at d allowed diaphragm contractilityto be easily
FRC is a promising method for the nond repeatedly studied. The magnitude of T1w invasive …