Lichen Planus
Fully developed
Superficial perivascular infiltrate of lymphocytes | |
Band-like infiltrate of lymphocytes across a thickened papillary dermis obscuring the dermoepidermal junction | |
Melanophages in variable number within the lichenoid infiltrate | |
Necrotic keratinocytes within the epidermis, especially the lower half, and within the papillary dermis (Civatte bodies) | |
Foci of wedge-shaped hypergranulosis | |
Compact orthokeratosis |