PMC9095369_01
Partially closed amputation stump with drains in place (first case).
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fig1
(a) Gray-brownish colony growth on Sabouraud dextrose agar. (b) Identification under a microscope in the lab (first case). Sporangium with spores on a branched sporangiophore.
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fig2
HBOT. However, cultures that were taken during this surgery from the gluteal degloved zone showed the presence of fungi, which were later identified as Mucor circinelloides (Figures 2(a) and 2(b)).
Hematoxylin-eosin staining of tissue obtained from the post-traumatic stump on Day 24 after the trauma (first case). M circinelloides dimorphic phases with pauci-septated wide hyphae with right-angle branching are seen. Please note the absence of infiltration of the underlying muscle with inflammatory cells, in devitalised tissue.
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fig3
Histopathology of the resected specimen on Day 24 showed necrotic tissue with the presence of large hyphae (Figure 3).
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