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(A) Complications detected by angiography. (B) Complications detected by IVUS. *Perforation requiring treatment with pericardiocentesis, covered stent, or surgery; †malapposition area >10% lumen area; ‡protruded tissue area >10% stent area; §dissection >3 mm in length and >60° in angle. MSA = minimum stent area; other abbreviations as in Figure 1.
