<prompt> Which is a secondary skin lesion ?PlaqueMaculeAbscessScales  <response>: 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. 