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. 2020 Sep 23;100(16):adv00268.
doi: 10.2340/00015555-3637.

Acquired Reactive Perforating Collagenosis Associated with Linear Immunoglobulin A Bullous Disease

Qi Tan  1 , Li Liu, Jian Zhang, Si-Li Ni
Affiliations

Acquired Reactive Perforating Collagenosis Associated with Linear Immunoglobulin A Bullous Disease

Qi Tan et al. Acta Derm Venereol. .
No abstract available

Keywords: liner IgA bullous dermatosis; skin disorders; acquired reactive perforating collagenosis.

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Conflict of interest statement

The authors have no conflicts of interest to declare.

Figures

Fig. 1
Fig. 1
Clinical photographs show several solitary papules, with well-demarcated borders and a central crater. (a) On the back (b) on the upper limb (c) on the lower limbs.
Fig. 2
Fig. 2
(a) An excavated epidermis with a cup-shaped invagination composed of keratin, collagen and cell debris (haematoxylin-eosin stain, 40× magnification). (b) Collagen bands stained blue (Masson’s trichrome, original magnification ×100). (c) Dermoscopic features of reactive perforating collagenosis: an active lesion on the upper arm. (d) A resolving lesion after treatment.
See this image and copyright information in PMC

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