TCTAP C-048 Rotablation Atherectomy for Severe Calcification of LAD

### Patient initials or identifier number Shi ### Relevant clinical history and physical exam This 58-year-old man with type An aortic dissection with a true lumen, s/p aortic valve resuspension, total arch replacement with 26-8-8-10 four branch graft and TEVAR and HTN suffered from exertional