PMC9340507_01
Ulcerated lesion located in the left infra-axillary region. Detail of the lesion can be seen in the image on the right.
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Dermatological examination showed a 2.5-cm ulcerated lesion with an erythematous background, well-defined infiltrated and elevated border, and the presence of satellite micropapules, located in the left infra-axillary region (Fig. 1).
Infiltrated, sarcoid-like cutaneous lesion in the right malar region.
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In the right malar region of the face, an infiltrated and erythematous plaque was observed, measuring approximately 3 cm (Fig. 2).
A: granulomatous inflammatory infiltrate (H&E, X 100). B: fungal structures with bi-refringent corpuscles exhibiting exosporulation are showed, they are stained black.
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The anatomopathological examination of the ulcerated lesion showed granulomatous and suppurative dermatitis with the presence of bi-refringent corpuscles fungal structures, stained black with Grocott-Gomori (methenamine-silver), exhibiting exosporulation, identified as P. brasiliensis (Fig. 3).
Biopsy of the facial lesion. In image A granulomatous dermatitis (H&E, X 100) can be seen. In image B degenerated fungal structures (Silver Methenamine, X 400).
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The facial lesion showed a similar picture with few degenerated fungal structures (Fig. 4).