SUPERFICIAL PERIVASCULAR DERMATITIS
SPONGIOTIC - LICHENOID
| Lymphocytes predominate | Periadnexal infiltrate of lymphocytes, necrotic keratinocytes, spongiosis with numerous eosinophils | Lichen striatus Bullous pemphigoid/ Herpes gestationis, urticarial |
| Lymphocytes as solitary units, at least, in epidermis, spongiosis scant, wiry bundles of collagen in upper part of dermis | Mycosis fungoides, patch/plaque |