This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiac and Pericardiac Imaging, Subject name: Radiology
[{'content': 'Commonly associated in tetralogy of Fallot is: \nSelect and explain. \nA. Aberrant right subclavian artery, B. Right sided aortic arch, C. Aortopulmonary window, D. Coarctation of aorta', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans BAssociations of Tetralogy of Fallot (TOF) are:Cardiovascular associations#Right-sided aortic arch: seen in 25% of cases (Most common Q)#Pulmonary hypoplasia with or without atresia.#Atrial septal defect (ASD) or Patent ductus arteriosus (PDA) (termed pentalogy of Fallot)#Coronary artery anomalies.#Persistent left-sided superior vena cava.Extra-cardiovascular associations: in 15% of cases#Congenital lobar emphysema (CLE)#VACTERL association#Tracheo-esophageal fistula#DiGeorge syndrome#Prune belly syndrome#Fetal rubella syndrome', 'role': 'assistant'}]