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What is the type of this truncus arteriosus case?
Type A3 according to Van Praagh classification system.
A single arterial trunk that overrides the interventricular septum with concomitant ventricular septal defect. The right pulmonary artery originates separately from the posterior aspect of the common arterial trunk just above the valve. The left pulmonary artery is not evident. Right sided aortic arch with aberrant left subclavian artery is also noted.