[Ostial stenosis of the common trunk of the left coronary artery 20 years after mediastinal irradiation]. / Sténose ostiale du tronc commun de la coronaire gauche 20 ans après une irradiation médiastinale.

A 43-year-old woman with no risk factors received mediastinal radiotherapy of 35 Grays at the age of 23 years for Hodgkin's disease, followed by cure of the neoplastic disease. Twenty years later, following a threatened infarction syndrome, coronary angiography revealed ostial stenosis of the left coronary trunk. The course was rapidly unfavourable immediately following the examination.