Search Results - "Lyall, R. A."

Respiratory muscle strength and ventilatory failure in amyotrophic lateral sclerosis by Lyall, R. A., Donaldson, N., Polkey, M. I., Leigh, P. N., Moxham, J.

“…Although ventilatory failure is the most common cause of death in amyotrophic lateral sclerosis (ALS) and measurement of respiratory muscle strength (RMS) has…”
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The effect of noninvasive ventilation on ALS patients and their caregivers by MUSTFA, N, WALSH, E, BRYANT, V, LYALL, R. A, ADDINGTON-HALL, J, GOLDSTEIN, L. H, DONALDSON, N, POLKEY, M. I, MOXHAM, J, LEIGH, P. N

“…Noninvasive ventilation (NIV) reduces mortality and improves some aspects of quality of life (QoL) in ALS. However, concerns remain that progressive disability…”
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A prospective study of quality of life in ALS patients treated with noninvasive ventilation by LYALL, R. A, DONALDSON, N, FLEMING, T, WOOD, C, NEWSOM-DAVIS, I, POLKEY, M. I, LEIGH, P. N, MOXHAM, J

“…Noninvasive positive pressure ventilation prolongs survival in ALS but its effect on quality of life is unknown. The authors prospectively studied quality of…”
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Cough augmentation in amyotrophic lateral sclerosis by MUSTFA, N, AIELLO, M, LYALL, R. A, NIKOLETOU, D, OLIVIERI, D, LEIGH, P. N, DAVIDSON, A. C, POLKEY, M. I, MOXHAM, J

“…Cough flows and pressures were measured during cough augmentation in healthy subjects and patients with bulbar and nonbulbar amyotrophic lateral sclerosis…”
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The effect of non-invasive positive pressure ventilation (NIPPV) on cognitive function in amyotrophic lateral sclerosis (ALS): a prospective study by Newsom-Davis, I C, Lyall, R A, Leigh, P N, Moxham, J, Goldstein, L H

“…OBJECTIVES Neuropsychological investigations have shown a degree of cognitive dysfunction in a proportion of non-demented patients with ALS. Respiratory muscle…”
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Effect of diaphragm fatigue on neural respiratory drive by Luo, Y. M, Hart, N, Mustfa, N, Lyall, R. A, Polkey, M. I, Moxham, J

“…1  Department of Respiratory Medicine and Allergy, Guy's, King's and St Thomas' School of Medicine, King's College Hospital, London SE5 9PJ; and 2  Respiratory…”
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Respiratory aspects of neurological disease by Polkey, Michael I, Lyall, Rebecca A, Moxham, John, Leigh, P Nigel

“…Neurological disease may result in respiratory dysfunction; however the manifestations of respiratory dysfunction in such patients may be atypical because of…”
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Expiratory muscle function in amyotrophic lateral sclerosis by POLKEY, M. I, LYALL, R. A, GREEN, M, LEIGH, P. N, MOXHAM, J

“…Few data exist concerning expiratory muscle function in amyotrophic lateral sclerosis (ALS). We studied 26 patients with ALS (16 with respiratory symptoms and…”
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Diaphragm EMG measured by cervical magnetic and electrical phrenic nerve stimulation by Luo, Y. M, Polkey, M. I, Johnson, L. C, Lyall, R. A, Harris, M. L, Green, M, Moxham, J

“…1  King's College and 2  Royal Brompton Hospitals, London SE5 9PJ, United Kingdom The purpose of the study was to compare electrical stimulation (ES) and…”
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Whistle mouth pressure as test of expiratory muscle strength by Chetta, A, Harris, M.L, Lyall, R.A, Rafferty, G.F, Polkey, M.I, Olivieri, D, Moxham, J

“…Expiratory muscle strength is a determinant of cough function. Mouth pressures during a maximal static expiratory effort (PE,max) are dependent on patient…”
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Diaphragm electromyogram measured with unilateral magnetic stimulation by Luo, YM, Johnson, LC, Polkey, MI, Harris, ML, Lyall, RA, Green, M, Moxham, J

“…The purpose of this study was to establish the phrenic nerve conduction time (PNCT) for magnetic stimulation and further assess the relatively new technique of…”
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Effect of brachial plexus co-activation on phrenic nerve conduction time by Luo, Y M, Polkey, M I, Lyall, R A, Moxham, J

“…BACKGROUND Diaphragm function can be assessed by electromyography of the diaphragm during electrical phrenic nerve stimulation (ES). Whether phrenic nerve…”
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Assessment of diaphragm paralysis with oesophageal electromyography and unilateral magnetic phrenic nerve stimulation by Luo, YM, Harris, ML, Lyall, RA, Watson, A, Polkey, MI, Moxham, J

“…The purpose of this study was to establish a sensitive and reliable method of diagnosing diaphragm paralysis by recording the diaphragm compound muscle action…”
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Diaphragm compound muscle action potential measured with magnetic stimulation and chest wall surface electrodes by Luo, Y.M, Mustfa, N, Lyall, R.A, Man, W.D.C, Glérant, J.C, Polkey, M.I, Moxham, J

“…To seek a method to reliably measure phrenic nerve conduction time (PNCT) with magnetic stimulation we investigated two stimulus sites, placing the magnetic…”
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Ethical and clinical issues in the use of home non-invasive mechanical ventilation for the palliation of breathlessness in motor neurone disease by Polkey, Michael I, Lyall, Rebecca A, Davidson, A Craig, Leigh, P Nigel, Moxham, John

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Quantification of the esophageal diaphragm electromyogram with magnetic phrenic nerve stimulation by LUO, Y. M, LYALL, R. A, HARRIS, M. L, RAFFERTY, G. F, POLKEY, M. I, MOXHAM, J

“…Measurement of the amplitude of the esophageal diaphragm compound muscle action potential (CMAP) could be useful for the diagnosis and monitoring of…”
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Effect of lung volume on the oesophageal diaphragm EMG assessed by magnetic phrenic nerve stimulation by Luo, YM, Lyall, RA, Harris, ML, Hawkins, P, Hart, N, Polkey, MI, Moxham, J

“…Previous studies have shown conflicting results on the effect of lung volume on the diaphragm compound muscle action potential (CMAP). Consequently, the…”
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The effect of non-invasive positive pressure ventilation : a prospective study by Newsom-Davis, I C, Lyall, R A, Leigh, P N, Moxham, J, Goldstein, L H

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The effect of treatment on diaphragm contractility in obstructive sleep apnea syndrome by El-Kabir, Desiree R., Polkey, Michael I., Lyall, Rebecca A., Williams, Adrian J., Moxham, John

“…In untreated obstructive sleep apnea syndrome (OSAS) inspiratory efforts are made against an occluded airway and diaphragm fatigue might therefore complicate…”
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Dr. Wishart's Will by Lyall, J. A. R.

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