Which among is not a primary skin lesion -: (A) Plaque, (B) Macule, (C) Abscess, (D) Scales
Answer is D. Primary lesions are macules,patch, papules, nodules, plaques, vesicle,bulla ,pustules, erosion,ulceration,wheals. secondary lesions are scale ,crust,atrophy,fissure.Scales are secondary lesions. fitzpatrick textbook of dermatology, 9th edition , page 4