Essential DP - Patterns

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The main objective for this presentation is the recognition of the main reaction patterns in dermatopathology of non-neoplastic lesions. These reaction patterns include:

- Hyperplastic tissue reaction
     * Psoriasiform
     * Hyperkeratosic
- Atrophic tissue reaction
- Interface tissue reaction
     * Lichenoid
     * Vacuolar
- Spongiotic tissue reaction
- Cytopathic tissue reaction
- Vesicular and pustular tissue reaction
- Perivascular tissue reaction
     * With no vascular damage
     * With vascular damage (vasculitis)
- Nodular  and diffuse tissue reaction
- Fibrosing tissue reaction