SUPERFICIAL AND DEEP PERIVASCULAR DERMATITIS
PSORIASIFORM - LICHENOID
| Lymphocytes predominate | Periadnexal infiltrate, individual necrotic keratinocytes | Lichen striatus |
| Wiry bundles of collagenin upper part of dermis, lymphocytes in epidermis | Mycosi fungoides, plaque | |
| Histiocytes and ,sometimes, plasma cells predominate | Syphilis, secondary |