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(a) Herald patch followed by typical oval‐shaped macules appeared along skin tension lines in this 26‐year‐old patient seven days after the second dose of COVID‐19 vaccine. Biopsy revealed mild spongiosis with foci of parakeratosis and a lymphohistiocytic infiltrate around superficial vessels. (b) This 29‐year‐old man presented similar findings, but the rash started 24 h after complete vaccination. RPR was non‐reactive in both cases.
