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. 2020 Sep 9;47(11):997–1002. doi: 10.1111/cup.13830

FIGURE 1.

FIGURE 1

Perniosis on the finger; presenting in May, 2020, during the COVID‐19 pandemic. A, There are pink plaques on the dorsal right ring finger; no other lesions were present. B and C, Biopsy findings include tightly cuffed lymphocytes around vessels and eccrine glands near the base of the biopsy (B, original magnification 40×; C,D, original magnification 200×). D, Absent immunohistochemical staining using an antibody against SARS‐CoV‐2 nucleocapsid protein. Original magnification 200×. Clinical photo courtesy of Robert Patrignelli, MD