system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Itchy polygonal violaceous palpules seen in –
assistant
The correct answer is  The characteristic lesion of lichen planus is pruritic (Itchy), Polygonal, purple (violaceous), Plane (flat topped) papule or plaque.