Origin of the right subclavian artery from the right pulmonary artery in a newborn with complete transposition of the great arteries.
The clinical and angiographic features of a newborn with differential cyanosis between the right arm and the rest of the body are described. The embryology of the vascular anomalies and the hemodynamic mechanisms are discussed.
Division of Cardiology, Montreal Children's Hospital, Quebec.
M
M
Paquet
R L
RL
Williams
D003490:Cyanosis / Q000209:etiology; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D011651:Pulmonary Artery / Q000002:abnormalities*; D011859:Radiography; D013348:Subclavian Artery / Q000002:abnormalities*; D014188:Transposition of Great Vessels / Q000150:complications / Q000000981:diagnostic imaging / Q000196:embryology