TCTAP C-055 The Application of Bioabsorbable Stent in a Balloon - Unexpandable Calcified CTO Lesion in a Stage 5 CKD Patient

Patient initials or identifier number 4729117 ### Relevant clinical history and physical exam An 82 year-old male has multiple risk factors, including hypertension, diabetes mellitus, dyslipidemia and smoking. He also suffered from stage 5 chronic kidney disease. He suffered from chest