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: Skin
Which is a secondary skin lesion ? 
Select and explain. 
A. Plaque, B. Macule, C. Abscess, D. Scales
D: Scales
Answer: D: Scales 
Explanation: Ans. is 'd' i.e., Scales Basic skin lesions Primary -4 Macule, papule, plaque, nodule, vesicle, bulla, cyst, abscess, wheals (hives). Secondary -4 Scales, crusts, excoriation, erosion, ulcer, atrophy, lichenification. B. Special lesions --> Burrow, comedones, milia, telangiectasia.