Cicatrising alopecia with perifollicular blue–gray patches is most commonly associated with –: (A) Pitting of nails, (B) Whitish lesions in the buccal mucosa, (C) Arthritis, (D) Discoid plaques in the face
Answer is B. Cicatricial alopecia with perifollicular blue-grey patches indicates in favour of lichen planus.
Whitish lesion in buccal mucosa (Lacey pathern) is characteristic of lichen planus