,Using a 4-French sheath a 4-French marker pigtail catheter was inserted into the left femoral artery and advanced retrograde to the descending aorta ,ascending aorta and left ventricle. 
,Using a 4 - French sheath a 4 - French marker pigtail catheter was inserted into the left femoral artery and advanced retrograde to the descending aorta , ascending aorta and left ventricle .