• 1
    National Institute for Health and Clinical Excellence. Medical technologies guidance MTG3: CardioQ-ODM oesophageal doppler monitor. March 2011. (accessed 03/10/2011).
  • 2
    Mythen MG, Webb AR. Perioperative plasma volume expansion reduces the incidence of gut mucosal hypoperfusion during cardiac surgery. Archives of Surgery 1995; 130: 4239.
  • 3
    Sinclair S, James S, Singer M. Intraoperative intravascular volume optimisation and length of hospital stay after repair of proximal femoral fracture: randomised controlled trial. British Medical Journal 1997; 315: 90912.
  • 4
    Venn R, Steele A, Richardson P, Poloniecki J, Grounds M, Newman P. Randomized controlled trial to investigate influence of the fluid challenge on duration of hospital stay and perioperative morbidity in patients with hip fractures. British Journal of Anaesthesia 2002; 88: 6571.
  • 5
    Gan TJ, Soppitt A, Maroof M, et al. Goal-directed intraoperative fluid administration reduces length of hospital stay after major surgery. Anesthesiology 2002; 97: 8206.
  • 6
    McKendry M, McGloin H, Saberi D, Caudwell L, Brady AR, Singer M. Randomised controlled trial assessing the impact of a nurse delivered, flow monitored protocol for optimisation of circulatory status after cardiac surgery. British Medical Journal 2004; 329: 258.
  • 7
    Wakeling HG, McFall MR, Jenkins CS, et al. Intraoperative oesophageal Doppler guided fluid management shortens postoperative hospital stay after major bowel surgery. British Journal of Anaesthesia 2005; 95: 63442.
  • 8
    Noblett SE, Snowden CP, Shenton BK, Horgan AF. Randomized clinical trial assessing the effect of Doppler-optimized fluid management on outcome after elective colorectal resection. British Journal of Surgery 2006; 93: 106976.
  • 9
    Senagore AJ, Emery T, Luchtefeld M, Kim D, Dujovny N, Hoedema R. Fluid management for laparoscopic colectomy: a prospective, randomized assessment of goal-directed administration of balanced salt solution or hetastarch coupled with an enhanced recovery program. Disease of the Colon and Rectum 2009; 52: 193540.
  • 10
    Kuper M, Gold SJ, Callow C, et al. Intraoperative fluid management guided by oesophageal Doppler monitoring. British Medical Journal 2011; 342: 3016.
  • 11
    Mowatt G, Houston G, Hernandez R, et al. Systematic review of the clinical effectiveness and cost-effectiveness of oesophageal Doppler monitoring in critically ill and high-risk surgical patients. Health Technology Assessment 2009; 13: 195.
  • 12
    Phan TD, Ismail H, Heriot AG, Ho KM. Improving perioperative outcomes: fluid optimization with the esophageal Doppler monitor, a metaanalysis and review. Journal of the American College of Surgeons 2008; 207: 93541.
  • 13
    Godlee F. Turning the tide on conflicts of interest. British Medical Journal 2011; 343: 5147.
  • 14
    Agency For Health Research and Quality. Esophageal Doppler ultrasound-based cardiac output monitoring for real-time therapeutic management of hospitalized patients – a review. Rockville, Maryland; AHRQ, 2007.
  • 15
    Conway DH, Mayall R, Abdul-Latif MS, Gilligan S, Tackaberry C. Randomised controlled trial investigating the influence of intravenous fluid titration using oesophageal Doppler monitoring during bowel surgery. Anaesthesia 2002; 57: 8459.
  • 16
    Wilson RJ. What did Doppler monitoring study show? British Medical Journal 2011; 343: 3973.
  • 17
    Morris C, Rogerson D. What is the optimal type of fluid to be used for peri-operative fluid optimisation directed by oesophageal Doppler monitoring? Anaesthesia 2011; 66: 81927.