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Coronary stent deformation by a catheter-induced intramural haematoma
  1. Kenji Sadamatsu,
  2. Yoshibumi Antoku,
  3. Kensuke Ohe
  1. Department of Cardiology, St. Mary's Hospital, Kurume, Japan
  1. Correspondence to Dr Kenji Sadamatsu, Department of Cardiology, St. Mary's Hospital, 422 Tsubukuhon-machi, Kurume, Fukuoka 830-8543, Japan; k_sadamatsu{at}

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A 71-year-old woman presented with chest pain on exertion. A coronary angiogram revealed a bifurcation lesion in the right coronary artery (figure 1A). A 2.75×20 mm drug-eluting stent was deployed (figure 1B), and intravascular ultrasound showed that the stent was fully dilated (figure 1C). However, a subsequent right coronary angiogram demonstrated severe coronary dissection from the ostium spreading to the stented segment (figure 1D), and a linear image of contrast can be seen outside the lumen underneath the proximal segment of the stent. Intravascular ultrasound demonstrated the presence of an intramural haematoma that had been …

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