1. Bullous pyoderma gangrenosum induced by a local injection of guadecitabine in a patient with acute myeloid leukemia 
Yi-Chun Hou 
Dermatologica Sinica 
DOI: /j.dsi
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2. Fig. 1
(A) Four large hemorrhagic bullae at sites of guadecitabine injections. (B) Central necrosis with an areola of erythema and edema. (C) Histopathologic features a subepidermal blister with diffuse dermal neutrophil infiltration (hematoxylin and eosin stain, 40×). (D) High-power view (hematoxylin and eosin stain, 200×). Pyoderma gangrenosum recurred at a (E) previous lesion site and (F) new injection site (arrow) a few days after guadecitabine re-challenge. These lesions promptly responded to methylprednisolone.
Dermatologica Sinica DOI: ( /j.dsi )
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