Pathology
Images
Atlas of dermatopathology
Josef Feit, Hana Jedličková, Günter Burg, Luděk Matyska, Spasoje Radovanovic et al.
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+ Introduction
+ Literature
+ Support
+ Skin biopsy
+ Non-tumorous skin diseases
+ Skin tumors
+ Cysts of the skin and subcutis
+ Soft tissue lesions
+ Some lesions of the oral cavity
+ Dermatovenerology
+ Collection of histological slides by prof. Günter Burg
+ Collection of histological slides by prof. Werner Kempf
+ Collection of histological slides of dr. Ram Chandra Adhikari
Pale cell acanthoma
Clinical signs
  • usually solitary lesion
  • location: lower extremities
  • nodules and plaques, size up to 2 cm, covered with a crust
Histology

Slight spongiosis, pale, PAS positive keratinocytes (normal basal layer), acanthosis, parakeratosis, neutrophils within the epidermis, sometimes neutrophilic microabscesses, dilated capillaries.

Pale cell acanthoma (10890)