[Spontaneous rupture of the esophagus].

The authors relate upon the so-called Boerhaave's syndrome or spontaneous perforation of the esophagus illustrating 2 cases recently observed. On the basis of their experience and of what has been reported by the literature on this subject the etiopathogenetic and pathophysiologic problems as well as the adequate treatment are debated. Particularly the nature of the lesion, which is a barotrauma lesion, the urgency of the surgical treatment, and the severity of the prognosis are pointed out.