Journal of Vascular Surgery
Volume 50, Issue 1 , Pages 48-53 , July 2009

Carotid endarterectomy performed in the morning is associated with increased cerebral microembolization

  • David Bowden, MB, BChir

      Affiliations

    • Cambridge Vascular Unit, Addenbrooke's Hospital, Cambridge, United Kingdom
    • ,
  • Natalie Hayes, MD, FRCS

      Affiliations

    • Department of Vascular Surgery, Leicester Royal Infirmary, Leicester, United Kingdom
    • ,
  • Nicholas London, MD, FRCS

      Affiliations

    • Department of Vascular Surgery, Leicester Royal Infirmary, Leicester, United Kingdom
    • ,
  • Peter Bell, MD, FRCS

      Affiliations

    • Department of Vascular Surgery, Leicester Royal Infirmary, Leicester, United Kingdom
    • ,
  • A. Ross Naylor, MD, FRCS

      Affiliations

    • Department of Vascular Surgery, Leicester Royal Infirmary, Leicester, United Kingdom
    • ,
  • Paul Hayes, MD, FRCS

      Affiliations

    • Cambridge Vascular Unit, Addenbrooke's Hospital, Cambridge, United Kingdom
    • Corresponding Author InformationCorrespondence: Paul Hayes, MD, FRCS, Consultant Vascular Surgeon, Box 201, Cambridge Vascular Unit, Addenbrooke's Hospital, Hills Road, Cambridge, CB2 0QQ

Received 4 November 2008 ,Accepted 3 January 2009.

  • Image Result

    A comparison of the numbers of postoperative emboli recorded after carotid endarterectomy (CEA), split into groups according to whether the operation finished before or after midday. The data has been

    A comparison of the numbers of postoperative emboli recorded after carotid endarterectomy (CEA), split into groups according to whether the operation finished before or after midday. The data has been log(n) transformed to enable graphic representation of the emboli numbers.

  • Image Result
    The proportion of patients with no emboli rises after midday.

    The proportion of patients with no emboli rises after midday.

  • Image Result
    Start time displays a significant correlation with magnitude of postoperative embolization. Trend line inserted (P = .02).

    Start time displays a significant correlation with magnitude of postoperative embolization. Trend line inserted (P = .02).

  • Image Result
    Need for Dextran-40 relative to operation start and finish times.

    Need for Dextran-40 relative to operation start and finish times.

 Competition of interest: none.

PII: S0741-5214(09)00013-5

doi: 10.1016/j.jvs.2009.01.011

Journal of Vascular Surgery
Volume 50, Issue 1 , Pages 48-53 , July 2009

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