The mysterious "double" arch.
Arun GopalakrishnanSivasankaran SivasubramonianAjitkumar ValaparambilPublished in: Echocardiography (Mount Kisco, N.Y.) (2019)
A child with cyanosis and heart failure was noted to have two different vascular arches of similar caliber on echocardiography. A systematic analysis of the rhythm and flow patterns revealed the mysterious "double" arch.