Pathology
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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
Chondrodermatitis nodularis chronica helicis
Etiology, pathogenesis
  • unknown (vascular deficiency, cold, chronic trauma, process similar to solar elastosis)
Clinical signs
  • one or sometimes several painful nodules on helix
  • size: several milimeters
  • no tendency to healing
Histology

Epidermal ulceration above a focus of cartilage degeneration, granulation tissue.