SUPERFICIAL PERIVASCULAR DERMATITIS
INTERFACE - VACUOLAR
| Lymphocytes predominate | Ballooning and individual necrotic keratinocytes | Normal cornified layer | Erythema multiforme |
| Parakeratosis | PLEVA | ||
| Prominent granular layer | Graft vs. host reaction | ||
| Necrotic keratinocytes in papillary dermis also | Effects of nitrogenmustard on MF | ||
| No ballooning and few, if any, necrotic keratinocytes | Cornifed layer normal | Drug eruption (one type) | |
| Basement membranse sometimes thickened, smudged interface, thinned epidermis | DLE/Dermatomyositis | ||
| Sclerosis in upper part of dermis | Lichen sclerosus et atrophicus | ||
| Melanophages in papillary dermis | Postinflammatory pigmentary alteration | ||
| Eosinophils and neutrophils prominent | Ballooning and individual necrotic keratinocytes | Normal cornified layer | Fixed drug eruption, superficial |