A male is presenting with a violaceous papule which is pruritic. There is pterygium of nail with cicatracial alopecia. Diagnosis is –: (A) Psoriasis, (B) Pityriasis rosea, (C) Lichen planus, (D) Seborrheic dermatitis
Answer is C. Information we got :-


Lesion is pruritic
No scales
Violaceous papule
Pterygium of nail
Cicatracial alopecia


All are seen in Lichen planus.