Pathology
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Atlas of dermatopathology
Josef Feit, Hana Jedličková, Günter Burg, Luděk Matyska, Spasoje Radovanovic et al.
Index
Contents
Authors
ExpSys: non-tumors
ExpSys: tumors
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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
Pityriasis rosea Gibert
Etiology, pathogenesis
  • unknown, possibly Herpes virus
  • age 10 – 35 years
Clinical signs
  • symetrical involvement of the trunk and extremities
  • pink macules and papules with central scaling and a collarette
  • generalized exanthema is preceded by a herald plaque; larger solitary lesion
  • mild pruritus
  • the dissemination is usually preceeded by a“herald patch”, a (usually) single, red, slightly elevated patch, size 2 – 5 cm
  • dull pink, scaling papules and plaques
  • trunk, neck, proximal parts of the extremities
  • lasts one or two months
Pictures

Pityriasis rosea Gibert, widespread dissemination: Pityriasis rosea, non-inflammatory, Clinical picture (876)

Pityriasis rosea Gibert with the herald plaque: Pityriasis rosea, non-inflammatory, Clinical picture (877)

Pityriasis rosea, herald patch with pityriasiform scales: Pityriasis rosea, non-inflammatory, Clinical picture (878)

Pityriasis rosea: Pityriasis rosea, Clinical picture (3247) Pityriasis rosea, Clinical picture (3249) Pityriasis rosea, Clinical picture (3250) Pityriasis rosea, Clinical picture (3251) Pityriasis rosea, Clinical picture (3252) Pityriasis rosea, Clinical picture (3253) Pityriasis rosea, Clinical picture (3254) Pityriasis rosea, Clinical picture (3255) Pityriasis rosea, Clinical picture (3256) Pityriasis rosea, Clinical picture (3248)

Pityriasis rosea: Pityriasis rosea, Macro (3904) Pityriasis rosea, Macro (3905) Pityriasis rosea, Macro (3906) Pityriasis rosea, Macro (3903) Pityriasis rosea, Macro (3907)

Pityriasis rosea: Pityriasis rosea, Clinical picture (5830) Pityriasis rosea, Clinical picture (5831)

Further examples of pityriasis rosea:

Histology

Perivascular infiltrate in upper dermis (lymphocytes), slight epidermotropism. Slight spongiosis, slight acanthosis, scattered necrotic keratinocytes, focal parakeratosis, dermal hemorrhage.

Pictures

Pityriasis rosea: Pityriasis rosea, HE 20x (151) Pityriasis rosea, HE 40x (152)

Another case: Pityriasis rosea, HE 40x (10713)

Another case: Pityriasis rosea, HE 40x (2317)

Another case: Pityriasis rosea, HE 40x (3526)

Another case: Pityriasis rosea, HE 40x (3617)

Another case: Pityriasis rosea, HE 20x (4944)

Another case: Pityriasis rosea, HE 20x (4945)

Another case: Pityriasis rosea, HE 20x (5396)

Another case: Pityriasis rosea, HE 40x (12629) Pityriasis rosea, HE 20x (5397)

Another case: Pityriasis rosea, HE 20x (5398)

Another case: Pityriasis rosea, HE 20x (5399)

Another case: Pityriasis rosea, HE 60x (10865) Pityriasis rosea, HE 60x (10866)

Another case: Pityriasis rosea, HE 60x (10867)

Another case: Pityriasis rosea, HE 60x (12113) Pityriasis rosea, HE 60x (12114)

Another case: Pityriasis rosea, HE 40x (12722)

Another case: Pityriasis rosea, HE 40x (12628)

Another case: Pityriasis rosea, HE 60x (14302)

Another case: Pityriasis rosea, non-inflammatory, HE 60x (14389)