Professor Neeraj Saxena
MBBS, MD, MSc (Pain Management), Dip IBLM, Dip MSK Med, Dip Occ Med, PhD, FRCA, FFPMRCA
Consultant
Pain Management
Royal Glamorgan Hospital & Prince Charles Hospital
Cwm Taf Morgannwg University Health Board
Clinical Senior Lecturer
School of Psychology, Cardiff University
Clinical Lead
Pain Services, Royal Glamorgan Hospital/ Prince Charles Hospital
Other roles
Past Chair- Welsh Pain Society (2022- )
Chair- South Wales Network of Acute Pain teams (2018-)
Editor BJA-Education (2021-)
Past roles
Chair- Welsh Pain Society (2019-22)
Vice Chair- Welsh Pain Society (2017-19)
Faculty of Pain Medicine Professional Standards Committee (2021-23)
Hon. Secretary- South Wales Network of Acute Pain teams (2015-18)
NISCHR Clinical Research Fellow
Qualifications:
Diploma in Occupational Medicine: Royal College of Physicians of Ireland
Diploma in Musculoskeletal Medicine: Faculty of Sport and Exercise Medicine (UK)
Diploma IBLM/BSLM: International Board of Lifestyle Medicine, (USA)
PhD: Neurosciences, (Cardiff University)
FFPMRCA: Royal College of Anaesthetists (London)
MSc : Pain Management, Cardiff University
CCT: Royal College of Anaesthetists
FRCA: Royal College of Anaesthetists (London)
MD: Anaesthetics, Intensive Care & Pain Medicine, Delhi University, India
MBBS: Delhi University, India
Memberships:
- British Medical Association
- British Society of Lifestyle Medicine
- British Pain Society
- International Association on the study of Pain
- Welsh Pain Society
- Indian Society of Anaesthesiologists
Scientific Work (including Publications)
- Stylianopoulou E, Saxena N, Khot S, Perry G, Varanasi M, Auer Z, Zahra H, Wise RG, Singh KD: MEG-derived measures of oscillatory network changes induced by Midazolam and Remifentanil, MEG-UKI 2024, 2024
- Saxena N: Why does it hurt? An overview of pain mechanisms. Journal of Trauma and Orthopaedics 2023; 11: 48-50
- Jiwanmall E, James K, Saxena N: Factors influencing postoperative pain relief following knee arthroplasties – a retrospective study. British Journal of Pain 2023; 0(0): 1
- Saxena N, Richards S, Beacham M, Menzies L, Varanasi M, Khaffaf R, Wagle A: SPARKS – service evaluation of an innovative, facilitated, digital, pain education programme. British Journal of Pain 2023; 0 (0): 2
- Saxena N, Shaw A, Muthukumaraswamy S, Wise R, Singh KD: Robust resting-state oscillatory fingerprints of GABA-ergic and non-GABA-ergic sedation, BIOMAG 2022. Birmingham, U.K., 2022, pp 454
- Chiarelli AM, Germuska M, Chandler H, Stickland R, Patitucci E, Biondetti E, Mascali D, Saxena N, Khot S, Steventon J, Foster C, Rodriguez-Soto AE, Englund E, Murphy K, Tomassini V, Wehrli FW, Wise RG: A flow-diffusion model of oxygen transport for quantitative mapping of cerebral metabolic rate of oxygen (CMRO2) with single gas calibrated fMRI. J Cereb Blood Flow Metab 2022; 42: 1192-1209
- Chandler HL, Stickland RC, Patitucci E, Germuska M, Chiarelli AM, Foster C, Bhome-Dhaliwal S, Lancaster TM, Saxena N, Khot S, Tomassini V, Wise RG: Reduced brain oxygen metabolism in patients with multiple sclerosis: Evidence from dual-calibrated functional MRI. J Cereb Blood Flow Metab 2022: 271678X221121849
- Chiarelli AM, Germuska M, Chandler H, Stickland R, Patitucci E, Biondetti E, Mascali D, Saxena N, Khot S, Steventon J, Foster C, Rodriguez-Soto AE, Englund E, Murphy K, Tomassini V, Wehrli FW, Wise RG: Oxygen Transport Modelling for Mapping Brain Oxygen Extraction Fraction with Single Gas Calibrated fMRI, Joint Annual Meeting ISMRM-ESMRMB & ISMRT 31st Annual Meeting. London, 2022
- Saxena N, Muthukumaraswamy SD, Richmond L, Babic A, Singh KD, Hall JE, Wise RG, Shaw AD: A comparison of GABA-ergic (propofol) and non-GABA-ergic (dexmedetomidine) sedation on visual and motor cortical oscillations, using magnetoencephalography. Neuroimage 2021; 245: 118659
- Saxena N, Gili T, Diukova A, Huckle D, Hall JE, Wise RG: Mild Propofol Sedation Reduces Frontal Lobe and Thalamic Cerebral Blood Flow: An Arterial Spin Labeling Study, Proceedings of the International School on Magnetic Resonance and Brain Function – XIII Workshop. Edited by Ronen I, Bianciardi M, Giove F, Frontiers Media SA, 2021
- Shaw AD, Muthukumaraswamy SD, Saxena N, Sumner RL, Adams NE, Moran RJ, Singh KD: Generative modelling of the thalamo-cortical circuit mechanisms underlying the neurophysiological effects of ketamine. Neuroimage 2020; 221: 117189
- Rossiter H, Chandler H, Saxena N, Wise RG, Singh KD, Khot S. Oscillatory dynamics in ischaemic pain. British Journal of Pain 2020: 2
- El-Mekki J, Saxena N. A service evaluation of the use of cannabidiol products among people with chronic/persistent pain, attending Cwm Taf Morgannwg University Hospitals. British Journal of Pain 2020: 1-2
- Varanasi M, Saxena N. Patient engagement with a pre-clinic questionnaire in outpatient pain clinics. British Journal of Pain 2020: 3
- Saxena N, Gili T, Diukova A, Huckle D, Hall JE, Wise RG: Mild Propofol Sedation Reduces Frontal Lobe and Thalamic Cerebral Blood Flow: An Arterial Spin Labeling Study. Frontiers in Physiology 2019; 10
- Patitucci E, Stickland R, Chandler H, Germuska M, Foster C, Khot S, Saxena N, Tomassini V, Wise RG: Voxel-wise CMRO2 mapping reveals focally-reduced task-related oxygen consumption in multiple sclerosis., 2019
- Patitucci E, Foster C, Stickland R, Chandler H, Germuska M, Khot S, Saxena N, Tomassini V, Wise RG: Energetics of brain plasticity in the healthy and MS brain: a quantitative fMRI study OHBM. Rome, 2019
- Patitucci E, Foster C, Stickland R, Chandler H, Germuska M, Khot S, Saxena N, Tomassini V, Wise RG: Energetics of brain plasticity in the healthy and MS brain: a quantitative fMRI study, OHBM, 2019
- Chandler HL, Stickland R, Germuska M, Patitucci E, Foster C, Khot S, Saxena N, Bhome-Dhaliwal S, Tomassini V, Wise RG: Quantification of cerebral grey matter vascular and metabolic functionin multiple sclerosis using dual-calibrated fMRI., ISMRM. Paris, 2019
- Bosanquet D, Ambler G, Waldron CA, Thomas-Jones E, Brookes-Howell L, Kelson M, Pickles T, Harris D, Milosevic S, Fitzsimmons D, Saxena N, Twine C: Perineural local anaesthetic catheter after major lower limb amputation trial (PLACEMENT): results from a randomised controlled feasibility trial. BMJ Open 2019; 9: e029233
- Bosanquet DC, Ambler GK, Waldron CA, Thomas-Jones E, Brookes-Howell L, Kelson M, Harris D, Pickles T, Milosevic S, Fitzsimmons D, Saxena N, Twine CP: Major lower limb amputation audit – introduction and implementation of a multimodal perioperative pain management guideline. Br J Pain 2018; 12: 257-258
- Stickland R, Germuska M, Chandler H, Foster C, Saxena N, Khot S, Tomassini V, Wise RG: Visual stimulus induced changes in oxygen metabolism in Multiple Sclerosis, School of Brain Cells and Circuits: From cell physiology to integrated signals and emerging brain functions, 2017
- Bosanquet DC, Ambler GK, Waldron CA, Thomas-Jones E, Brookes-Howell L, Kelson M, Pickles T, Harris D, Fitzsimmons D, Saxena N, Twine CP: Perineural local anaesthetic catheter after major lower limb amputation trial (PLACEMENT): study protocol for a randomised controlled pilot study. Trials 2017; 18: 629
- Saxena N, Gili T, Huckle D, Bell S, Hall J, Wise R: Mild propofol sedation reduces frontal lobe and thalamic cerebral blood flow: an arterial spin labelling study. British Journal of Anaesthesia 2016; 117: e841
- Saxena N, Forsyth A, Babic A, Dasari S, Richmond L, Worthen S, Hall J, Muthukumaraswamy S: Dissociating analgesic and sedative actions of anaesthetic drugs with magnetoencephalography (MEG); Initial results., 16th World Congress on Pain. Yokohama, Japan, IASP, 2016, pp PTH392
- Saxena N, Babic A, Richmond L, Shaw A, Hall J, Muthukumaraswamy S: Visual stimulus-induced oscillatory activity can differentiate between GABAergic and non-GABAergic sedation. British Journal of Anaesthesia 2016; 11: e841- e842
- Shaw AD, Saxena N, L EJ, Hall JE, Singh KD, Muthukumaraswamy SD: Ketamine amplifies induced gamma frequency oscillations in the human cerebral cortex. Eur Neuropsychopharmacol 2015; 25: 1136-46
- Richmond L, Jackson L, Shaw A, Hall J, Saxena N, Muthukumaraswamy S: The neural, oscillatory, correlates of sedative ketamine infusion: a pharmaco-MEG (magnetoencephalographic) study. European Journal of Anaesthesiology 2015; 32: 183
- Muthukumaraswamy SD, Shaw AD, Jackson LE, Hall J, Moran R, Saxena N: Evidence that Subanesthetic Doses of Ketamine Cause Sustained Disruptions of NMDA and AMPA-Mediated Frontoparietal Connectivity in Humans. J Neurosci 2015; 35: 11694-706
- Warnert EA, Harris AD, Murphy K, Saxena N, Tailor N, Jenkins NS, Hall JE, Wise RG: In vivo assessment of human brainstem cerebrovascular function: a multi-inversion time pulsed arterial spin labelling study. J Cereb Blood Flow Metab 2014; 34: 956-63
- Muthukumaraswamy S, Jackson LE, Saxena N, Shaw A, Wise R, Hall JE: Investigating glutamatergic neuro-transmission in the human brain using ketamine sedation. British Journal of Anaesthesia 2014; 113: 328-329P
- Clark J, Short A, Chawathe M, Francis J, Saxena N, Bogod D, Girotra V: Development of a realistic epidural simulator – a translational research project. Anaesthesia 2014; 69: 17
- Saxena N, Muthukumaraswamy SD, Diukova A, Singh K, Hall J, Wise R: Enhanced Stimulus-Induced Gamma Activity in Humans during Propofol-Induced Sedation. PLoS One 2013; 8: e57685
- Saxena N: Airway management plan in patients with difficult airways having regional anesthesia. J Anaesthesiol Clin Pharmacol 2013; 29: 558-60
- Harris AD, Murphy K, Diaz CM, Saxena N, Hall JE, Liu TT, Wise RG: Cerebral blood flow response to acute hypoxic hypoxia. NMR Biomed 2013
- Gili T, Saxena N, Diukova A, Murphy K, Hall JE, Wise RG: The thalamus and brainstem act as key hubs in alterations of human brain network connectivity induced by mild propofol sedation. J Neurosci 2013; 33: 4024-31
- Saxena N, Muthukumaraswamy S, Diukova A, Wilkes A, Singh KD, Wise RG, Hall JE: Alterations of stimulus-induced gamma oscillatory activity during propofol sedation. , Anaesthetic Reasearch Society. London, British Journal of Anaesthesia, 2012, pp 870P – 871P
- Saxena N, Kumar M, Tailor N, Wilkes T, Hodzovic I: Comparing performance of three non-rebreathing Oxygen masks – Topout, Intersurgical™ and Flexicare™. A randomised, cross-over volunteer study. . British Journal of Anaesthesia 2012; 109: 665-666P
- Saxena N, Kadambande S, Khot S: From presentation to journal publication: the journey of our Society’s ASM abstracts. . Pain News 2012; 10: 49-52
- Saxena N, Jeffs S, Hughes O: Do Pain Management Programmes lead to permanent changes? Long-term effectiveness of an outpatient interdisciplinary PMP: an observational study. , World Congress on Pain. Milan, IASP, 2012
- Saxena N, Diukova A, Venzi M, Gili T, Huckle D, Bell S, Wise RG, Hall JE: Endogenous brain oscillations during sedation: initial results of a magnetoencephalography and functional magnetic resonance imaging study. British Journal of Anaesthesia 2012; 108: 721P
- Kumar M, Saxena N, Wilkes T, Hodzovic I: Evaluation of three non-rebreathing Oxygen delivery masks. British Journal of Anaesthesia 2012; 109: 660P
- Khurana A, Guha A, Saxena N, Pugh S, Ahuja S: Comparison of aprotinin and tranexamic acid in adult scoliosis correction surgery. Eur Spine J 2012
- Harris AD, Roberton VH, Huckle DL, Saxena N, Evans CJ, Murphy K, Hall JE, Bailey DM, Mitsis G, Edden RA, Wise RG: Temporal dynamics of lactate concentration in the human brain during acute inspiratory hypoxia. J Magn Reson Imaging 2012
- Gili T, Saxena N, Diukova A, Murphy K, Hall J, Wise R: Mild sedation alters eigenvector centrality of BOLD FMRI in the thalamus and brainstem OHBM Proceedings 2012
- Gili T, Saxena N, Diukova A, Murphy K, Hall J, Wise R: Physiological noise correction may help to detect changes in brain activity during mild sedation. . OHBM Proceedings 2012
- Gili T, Saxena N, Diukova A, Murphy K, Hall J, Wise R: Mapping alterations in cortical and subcortical functional connectivity induced by light sedation. . OHBM Proceedings 2012
- Saxena N, Lewis E: Anaesthetic interventions for vaginal twin deliveries; role of epidural analgesia. International Journal of Obstetric Anaesthesia 2010: S42
- Edden RA, Harris AD, Murphy K, Evans CJ, Saxena N, Hall JE, Bailey DM, Wise RG: Edited MRS is sensitive to changes in lactate concentration during inspiratory hypoxia. J Magn Reson Imaging 2010; 32: 320-5
- Saxena N, Parry-Jones AJ: Traumatic haemorrhage into an occult phaeochromocytoma: presentation and management in a patient with septic shock. Anaesthesia 2008; 63: 428-32
- Saxena N, Greenway I, Harding LJ, Davies NG: A complication of the ‘atraumatic inserter’ of the Tracoe experc percutaneous dilation tracheostomy set. Anaesthesia 2008; 63: 1377-9
- Kumar M, Saxena N, Saxena A: The effect of a colloid or crystalloid preload on hypotension caused by induction of anaesthesia with propofol and fentanyl. . Journal of Anaesthesiology Clinical Pharmacology 2008; 24: 409-412
- Khot S, Taylor A, Saxena N, Knox G: Chronic low back pain: What doctors think?, British Pain Society- Annual Scientific Meeting, British Pain Society, 2007
- Saxena N, Sharma M: Cerebral infarction following carotid arterial injection of adrenaline. Can J Anaesth 2005; 52: 119
- Saxena N, Chaudhary S: Open indirect cardiac massage in a neonate. Indian J Pediatr 2005; 72: 253-5
- Saxena AK, Saxena N, Aggarwal B, Sethi AK: An unusual complication of sinus arrest following right-sided stellate ganglion block: a case report. Pain Pract 2004; 4: 245-8
- Saxena N, Ahuja S: Laryngeal mask cuff damage during interscalene block. Anaesthesia 2003; 58: 600
- Saxena N, Sharma M, Mishra KK, Kumar A: Comparative evaluation of the effect of glycopyrrolate with thiopentone or propofol, for modified ECT on cardiovascular parameters and seizure characteristics., ISA-GOLDCON. Coimbatore, 2002
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