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Figure 2 | BMC Infectious Diseases

Figure 2

From: Acute monoarthritis in a delayed diagnosis of syphilis patient with persistent rupioid psoriasis-like lesions

Figure 2

Psoriasiform pattern of inflammation and perivascular infiltration containing lymphocytes, monocytes and numerous plasma cells. Haematoxylin and eosin stain: original magnification (panel A)×100 and (panel B) ×400. Spiral and thread-like organisms highlighted by brown chromogen representing spirochetes were observed within the lower layers of the epidermis, and dermo-epidermal junction and upper dermis. Immunohistological stain: original magnification (panel C)×100 and (panel D) ×400.

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