The pathological study of infantile coarctation of aorta-14 cases of pediatric autopsy / 中华胸心血管外科杂志

ABSTRACT

70%). Based on the degree of coarctation, they are divided into two groups, one is mild grade (the circumference of isthmus is 0.5～0.8 cm, the ratio of ascending aorta and the aortic isthmus is 30%～ 45%), another is severe grade (the circumference is less than 0.5 cm, the ratio