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
[{'content': "Most common type of skin carcinoma on face, in light skinned, is: March 2013 \nSelect and explain. \nA. Squamous cell carcinoma, B. Basal cell carcinoma, C. Bowen's disease, D. Erythroplasia of Queyrat", 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. B i.e. Basal cell carcinoma In darkly pigmented racial groups, squamous cell carcinoma is the MC skin malignancy Skin tumours Basal cell carcinoma does not show lymphatic spread Conditions predisposing to Squamous cell carcinoma: - Actinic keratosis, - DLE Basal cell carcinoma MC site of BCC: Face MC type of BCC: Nodulo-ulcerative type Mode of spread: Direct Excision procedure done: Moh's micrographic excision", 'role': 'assistant'}]