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Right pulmonary artery angiogram (a) shows stenosis of right upper (RUPA) and lower (RLPA) lobar branch stenosis due to chronic thromboembolism. Stent angioplasty normalizes the flows (b) and allows device closure of multiple atrial septal defects, complicated by transient cobra deformity of one device (c) that recovers memory with gentle manipulations (d)
