This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET 2018, Subject name: Surgery
[{'content': 'The ideal material used for femoropopliteal shunt is: \nSelect and explain. \nA. PTFE, B. Dacron, C. Reverse saphenous vein, D. Polypropylene', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Vascular Graft Bioprosthetic Synthetic Autograft Homograft (allograft) Heterograft (Xenograft) Tissue engineered Textile: - DacronQ Non-textile: - ePTFEQ - Polyurethane Best Natural vascular graft: Reversed saphenous veinQ Best synthetic vascular graft: DacronQ Best vascular graft for suprainguinal bypass: Dacron Best vascular graft for infrainguinal bypass: Saphenous veinQ Best vascular graft for aoa: DacronQ Most preferred graft for CABG: LIMA (left internal mammary aery) > Saphenous veinQ MC used graft for CABG: Saphenous veinQ', 'role': 'assistant'}]