PMC6800913_01
The right dorsal forearm was found to have two firm, tender erythematous papulonodules, one with central ulceration.
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fig1
On examination, the right dorsal forearm was now found to have two firm, tender erythematous papulonodules, one with central ulceration (Figure 1).
The right lateral thigh was found to have a purpuric patch with central ulceration and necrosis.
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fig2
The right lateral thigh was found to have a single purpuric patch with central ulceration and necrosis (Figure 2).
Kinyoun stain (40x). Acid fast bacilli (arrows) within the center of the suppurative granuloma.
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fig3
A 4 mm punch biopsy of a right dorsal forearm lesion revealed suppurative, granulomatous inflammation in the deep reticular dermis with demonstration of acid-fast organisms on AFB stain (Figure 3).