Fig. 6From: Outcome of ductus arteriosus stenting including vertical tubular and convoluted tortuous ducts with emphasis on technical considerationsStenting a tortuous duct. (A) Angiography showing a tortuous duct. The wire was pushed to the pulmonary artery stump then reflected to one of the pulmonary branches (B) to straighten the duct and stent it safely (C–D)Back to article page