This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Reconstriction of tip of nose after excision of basal cell carcinoma is done by? 
Select and explain. 
A. Bipedicled flap, B. Bilobed flap, C. Full thickness skin graft, D. Split skin graft
B: Bilobed flap
Answer: B: Bilobed flap 
Explanation: Answer- B. Bilobed flapBilobed flap is used to cover a convex defect as on tip of nose.The bilobed flap is widely used for small nasal defects because it allows one to distribute tensions fuher from the primary defect, thus controlling the degree of tension along the alar margin.