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 lichenoides acuta
Clinical signs
  • symetrical eruption on the trunk and extremities
  • in acute form papules with central necrosis, hemorrhagic vesicles, resembling varicella
  • no pruritus
  • affects young individuals or children
Pictures

PLEVA, necrotic papule: PLEVA, Clinical picture (1108)

PLEVA: PLEVA, Clinical picture (1109)

PLEVA: Pityriasis lichenoides acuta ulcerating, Clinical picture (6368) Pityriasis lichenoides acuta ulcerating, Clinical picture (6367) Pityriasis lichenoides acuta ulcerating, Clinical picture (6365) Pityriasis lichenoides acuta ulcerating, Clinical picture (6366)

Histology

superficial and deep, wedge shaped perivascular infiltrate, vacuolar degeneration of basal layer, hemorrhage, epidermal necrosis.

Pictures

Pityriasis lichenoides acuta: Pityriasis lichenoides acuta (PLEVA) Mucha Haberman, HE 40x (143) Pityriasis lichenoides acuta (PLEVA) Mucha Haberman, Goldner 40x (144)

Another case: PLEVA, HE 60x (6295)

Another case: Pityriasis lichenoides acuta, early, HE 40x (2125)

Another case: Pityriasis lichenoides acuta, HE 20x (4948)

And another case: Pityriasis lichenoides acuta (PLEVA) Mucha Haberman, HE 20x (145)

Another case: PLEVA, HE 20x (1601)

Another case: Pityriasis lichenoides acuta ulcerating, HE 20x (5238) PLEVA, HE 2.5x (1604) PLEVA, HE 10x (1603) PLEVA, HE 40x (1607)

Another case: PLEVA, HE 40x (2255)

Another case: PLEVA, HE 40x (2734)

Another case, dif. dg. lymphomatoid papulosis: PLEVA or lymphomatoid papulosis, HE 60x (13236) Pityriasis lichenoides acuta, HE 20x (4695) Pityriasis lichenoides acuta, HE 20x (4585)

Another case: Pityriasis lichenoides acuta, HE 20x (5237)

Another case: Pityriasis lichenoides acuta, HE 60x (12837)

Another case: Pityriasis lichenoides acuta, HE 40x (6446)

Another case: Pityriasis lichenoides acuta, HE 40x (12724)

Another case: Pityriasis lichenoides acuta, HE 60x (13906)

Another case, with superficial infiltration, patient several days on steroids: Pityriasis lichenoides acuta (Mucha Habermann), HE 20x (520) Pityriasis lichenoides acuta (Mucha Habermann), HE 40x (521)

Another case with only superficial infiltration: Pityriasis lichenoides acuta, PLEVA, HE 40x (2370)

Another case with only superficial infiltration: Pityriasis lichenoides acuta, HE 20x (5254)

Pityriasis lichenoides with prominent hemorrhage (patient was under anticoagulantion therapy (Warfarin): Pityriasis lichenoides (Warfarin), HE 10x (146) Pityriasis lichenoides (Warfarin), HE 20x (147) Pityriasis lichenoides (Warfarin), HE 40x (148) Pityriasis lichenoides (Warfarin), Goldner 20x (149) Pityriasis lichenoides (Warfarin), Goldner 40x (150)

Fluorescence: PLEVA, anti-fibrin, FITC 20x (597) PLEVA, anti-fibrin, FITC 40x (598) PLEVA, anti-fibrin, FITC 20x (640)