Ultrasound - 3rd trimester US scan
Fetal ultrasound images at 35 weeks gestational age show dilated and hypertrophied right ventricle in 4 chamber view. 3 vessel trachea view shows dilated pulmonary trunk with hypoplastic ascending aorta. Ductal arch view shows normal ductal arch with normal flow pattern and velocities in ductus arteriousus. Aortic arch view shows hypoplastic aortic arch with aortic arch interruption between left common carotid and left subclavian artery.