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Figure 3 Angiograms of the pulmonary arteries, delineating overdilation of the right pulmonary artery at the initial stent implant. a) Stretched/elongated right and left pulmonary arteries before stent placement. b) Neointimal proliferation of the left pulmonary artery at the time of recatheterization. c) Angiogram of the left pulmonary artery after redilation.
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