例4为球囊扩张间隔支后导致的动脉瘤(白色箭头处),扩张前(4A),扩张后(4B)。例5为球囊扩张侧支后导致的室间隔侧支破裂入左室(白色箭头所示),为室间隔侧支.Heart Disease:A textbook of Cardiovascular Medicine(6th ed).Coronary septal collaterals as an access for the retrograde approach in the percutaneous treatment of coronary chro ......