[Left coronary artery arising from the pulmonary artery : a report on two cases of this anomaly in adults (author's transl)].

The presence of an abnormal origin of the left coronary artery from the pulmonary artery was observed in two adults. The clinical, radiological, and hemodynamic characteristics of this disorder are described. The author emphasizes the value of exploring these malformations by means of a strict technique, including the injection of a large quantity of contrast medium.