NCIt definition : The spontaneous occurrence of a dissection of the coronary artery. The clinical recognition
of this phenomenon has increased as coronary angiography is becoming more commonly
used in the treatment of acute coronary syndrome. The etiology of the condition has
not been fully elucidated, but the mean age of presentation is 30-45 years, more than
70% are women, and 30% of cases occur in the peripartum period.;