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
Acne vulgaris
Clinical signs
  • affects usually adolescents
  • location: face, shoulders
  • common disease
  • in man the course is usually more severe
  • afects the skin with so called sebaceous follicles: the face, upper half ot the trunk
  • I. grade - acne comedonica - black (open) and white (closed) comedones
  • II. grade - acne papulopustulosa I., II., III.
  • III. grade - acne conglobata (nodulocystica) levis et gravis
Pictures

Acne conglobata, forhead; comedones, papulopustules, scars: Acne conglobata, Clinical picture (644)

Acne papulopustulosa, face, healing with scars: Acne vulgaris, Clinical picture (645)

Acne papulopustulosa, excoriated: Acne vulgaris, Clinical picture (647)

Acne papulopustulosa III, scarring: Acne vulgaris, Clinical picture (648)

Acne conglobata, scars: Acne vulgaris, Clinical picture (952)

Acne fulminans: Acne vulgaris, Clinical picture (953)

Acne conglobata: Acne vulgaris, Clinical picture (954)

Acne papulopustulosa: Acne vulgaris, Clinical picture (955)

Acne, detail: Acne vulgaris, detail of the pustule, Clinical picture (956)

Acne, scars: Acne, scars in the face, Clinical picture (957)

Acne papulopustulosa: Acne vulgaris, face, Clinical picture (958)

Acne papulopustulosa: Acne vulgaris, face, Clinical picture (959)

Acne tetrada: Acne tetrada, buttocks, Clinical picture (960)

Acne papulopustulosa: Acne papulopustulosa, Clinical picture (2769)

Acne and hirsutism: Acne vulgaris and hirsutism, Clinical picture (2759)

Acne comedonica: Acne comedonica, Clinical picture (2760) Acne comedonica, Clinical picture (2761) Acne comedonica, Clinical picture (2762)

Acne conglobata: Acne conglobata, Clinical picture (2763) Acne conglobata, Clinical picture (2764)

Acne conglobata: Acne conglobata, Clinical picture (6347)

Acne cystica: Acne cystica, Clinical picture (2765)

Acne oleosa: Acne oleosa, Clinical picture (2766) Acne oleosa, Clinical picture (2767) Acne oleosa, Clinical picture (2768)

Further examples of acne:

Histology

Ruptured pilosebaceous unit surrounded by infiltration with neutrophils; foreign body (granulomatous) reaction to release of follicular contents

Acne cystica: irregular, multiple cysts filled by compact keratin, connected to the follicle, inflammation.

Pictures