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Researchers devise system to highlight blood clots during surgery

BMJ 2002; 325 doi: (Published 10 August 2002) Cite this as: BMJ 2002;325:298
  1. David Spurgeon
  1. Quebec

    Two researchers in Europe have described a system that, for the first time, allows the automatic online detection of tiny blood clots that can enter the brain during invasive cardiovascular examinations and surgery and cause stroke (Stroke 2002;33:1969-74, 1975-80).

    David Russell, professor of neurology at the National Hospital, Oslo, Norway, and joint author of the studies with Rainer Brucher, professor of neurology at Ulm University of Applied Sciences in Germany, says that such tiny clots, undetected by conventional monitoring, can cause minor, symptomless strokes during surgery. As many as 50% of patients who …

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