seborrheic dermatitis, spongiotic
Histologic Features
- Columns of parakeratosis containing a few neutrophils at the margins of follicular ostia
- Dilated infundibulum filled with keratotic plugs
- Focal spongiosis especially at the follicular ostia
- A slight spongiform pustule at the infundibular ostia
- Slight psoriasiform hyperplasia
- Prominent telangiectasia of the papillary dermis
- A sparse superficial perivascular lymphohistiocytic infiltrate with a few neutrophils
Updated Wednesday, July 31, 2013 8:30:48 PM