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Dual Source CT after left main coronary artery stenting in a patient with arrhythmias

posted by Stephan Achenbach, M.D. | Apr 25, 2008
Stephan Achenbach, M.D.
  • stenting-arrhythm-1a.jpg
  • stenting-arrhythm-1b.jpg
  • stenting-arrhythm-1c.jpg
  • stenting-arrhythm-1d.jpg

Case history • 63 year old male patient • Known chronic occlusion of LAD • Previous bypass surgery • Now experienced an ACS • High grade stenosis of left main coronary artery was found Percutaneous coronary intervention (PCI) and stent placement (5.0/12 mm) of the left main coronary artery was performed to restore blood flow to … Read more

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50-year-old male with unclear chest pain

posted by Thorsten R. C. Johnson, M.D. | Nov 21, 2007
Thorsten R. C. Johnson, M.D.
  • Even at the high heart rate of 92 beats per minute, the heart is depicted without motion artifacts.
  • The hypodense subendocardial area in the anterior wall of the left ventricle corresponds to a scar from myocardial infarction.
  • The whole coronary artery tree can be extracted automatically using a specific software. There is no occlusion.
  • A very radiolucent and fully patent stent is visible in the proximal LAD (arrow). Additionally there is a moderate, partly calcified stenosis further distal.

Case history A 50-year-old male with known coronary artery disease presents with acute chest pain two weeks after stenting of the left anterior descending coronary artery. Question Is the stent occluded? Is there a restenosis or another coronary artery stenosis? Is there another cause of chest pain? Diagnosis / Differential diagnosis The differential diagnoses in … Read more

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