Search Results - "Parkes, M. J."

Breath-holding and its breakpoint by Parkes, M. J.

“…This article reviews the basic properties of breath-holding in humans and the possible causes of the breath at breakpoint. The simplest objective measure of…”
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Quantifying the reduction of respiratory motion by mechanical ventilation with MRI for radiotherapy by van Kesteren, Z, Veldman, J K, Parkes, M J, Stevens, M F, Balasupramaniam, P, van den Aardweg, J G, van Tienhoven, G, Bel, A, van Dijk, I W E M

“…Due to respiratory motion, accurate radiotherapy delivery to thoracic and abdominal tumors is challenging. We aimed to quantify the ability of mechanical…”
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The efficacy of intra-articular steroids in hip osteoarthritis: A systematic review by McCabe, Paul S, Maricar, Nasimah, Parkes, Matthew J, Felson, David T, O’Neill, Terence W

“…Summary Objective International guidelines recommend intra-articular steroid injections (IASI) in the management of hip osteoarthritis (OA), though these…”
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Correction: Quantifying the reduction of respiratory motion by mechanical ventilation with MRI for radiotherapy by van Kesteren, Z, Veldman, J. K, Parkes, M. J, Stevens, M. F, Balasupramaniam, P, van den Aardweg, J. G, van Tienhoven, G, Bel, A, van Dijk, I. W. E. M

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Safely achieving single prolonged breath-holds of > 5 minutes for radiotherapy in the prone, front crawl position by Parkes, M J, De Neve, Wilfried, Vakaet, Vincent, Heyes, Geoffrey, Jackson, Timothy, Delaney, Richard, Kirby, Gavin, Green, Stuart, Kilby, Warren, Cashmore, Jason, Ghafoor, Qamar, Clutton-Brock, Thomas

“…Breast cancer radiotherapy is increasingly delivered supine with multiple, short breath-holds. There may be heart and lung sparing advantages for locoregional…”
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Assessing and ensuring patient safety during breath-holding for radiotherapy by Parkes, M J, Green, S, Stevens, A M, Clutton-Brock, T H

“…While there is recent interest in using repeated deep inspiratory breath-holds, or prolonged single breath-holds, to improve radiotherapy delivery,…”
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Evaluating the Importance of the Carotid Chemoreceptors in Controlling Breathing during Exercise in Man by Parkes, M. J.

“…Only the carotid chemoreceptors stimulate breathing during hypoxia in Man. They are also ideally located to warn if the brain’s oxygen supply falls, or if…”
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Correction to Tsuji et al by Parkes, M J

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Reappraisal of systemic venous chemoreceptors: might they explain the matching of breathing to metabolic rate in humans? by Parkes, M. J.

“…New Findings What is the topic of this review? One of the major unanswered questions in physiology is that of how breathing matches metabolic rate. Venous…”
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Dynamic prediction of pregnancy outcome after previous stillbirth or perinatal death: pilot study to establish proof‐of‐concept and explore method feasibility by Heazell, A. E. P., Graham, N., Parkes, M. J., Wilkinson, J.

“…ABSTRACT Objective To establish proof‐of‐concept for the dynamic prediction of adverse pregnancy outcome in women with a history of stillbirth or perinatal…”
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Association between Bone marrow lesions & synovitis and symptoms in symptomatic knee osteoarthritis by Perry, T.A., Parkes, M.J., Hodgson, R.J., Felson, D.T., Arden, N.K., O'Neill, T.W.

“…Bone marrow lesions (BMLs) on MRI are typically subchondral in location, however, a proportion occur at knee ligament attachments and also include a cyst-like…”
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Ankle motion influences the external knee adduction moment and may predict who will respond to lateral wedge insoles?: an ancillary analysis from the SILK trial by Chapman, G.J, Parkes, M.J, Forsythe, L, Felson, D.T, Jones, R.K

“…Summary Objective Lateral wedge insoles are a potential simple treatment for medial knee osteoarthritis (OA) patients by reducing the external knee adduction…”
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CO2-dependent components of sinus arrhythmia from the start of breath holding in humans by Cooper, H E, Parkes, M J, Clutton-Brock, T H

“…A substantial portion of sinus arrhythmia in conscious humans appears to be caused by the CO2-dependent central respiratory rhythm. Under some circumstances,…”
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Hypocapnia reduces the T wave of the electrocardiogram in normal human subjects by Rutherford, J J, Clutton-Brock, T H, Parkes, M J

“…During voluntary hyperventilation in unanesthetized humans, hypocapnia causes coronary vasoconstriction and decreased oxygen (O(2)) supply and availability to…”
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Comment on Eckberg et al. 2016 by Parkes, M. J., Clutton‐Brock, T. H.

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Contribution of the respiratory rhythm to sinus arrhythmia in normal unanesthetized subjects during positive-pressure mechanical hyperventilation by Cooper, H E, Clutton-Brock, T H, Parkes, M J

“…The precise contribution of the CO2-dependent respiratory rhythm to sinus arrhythmia in eupnea is unclear. The respiratory rhythm and sinus arrhythmia were…”
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Synovial volume vs. synovial measurements from dynamic contrast enhanced MRI as measures of response in osteoarthritis by Gait, Andrew D., PhD, Hodgson, Richard, BM, PhD, Parkes, Matthew J., BSc, Hutchinson, Charles E., MB, BCh, O’Neill, Terence W., MB, BCh, BAO, Maricar, Nasimah, MSc, Marjanovic, Elizabeth J., MSc, PhD, Cootes, Timothy F., PhD, Felson, David T., MD, MPH

“…Summary Objective Synovium is increasingly a target of osteoarthritis (OA) treatment, yet its optimal measurement is unclear. Using dynamic contrast enhanced…”
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Has intrathecal fentanyl no effects during arm exercise? by Parkes, M J

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Corrigendum to “Evaluating the Importance of the Carotid Chemoreceptors in Controlling Breathing during Exercise in Man” by Parkes, M. J.

“…In the paper titled “Evaluating the Importance of the Carotid Chemoreceptors in Controlling Breathing during Exercise in Man,” please note that in Figure 4 (a)…”
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Bone marrow lesions in knee osteoarthritis change in 6–12 weeks by Felson, D.T, Parkes, M.J, Marjanovic, E.J, Callaghan, M, Gait, A, Cootes, T, Lunt, M, Oldham, J, Hutchinson, C.E

“…Summary Objectives Knee osteoarthritis (OA) is thought to be a slowly evolving disease with glacial changes in cartilage morphology necessitating trials of…”
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