case_images: PMC9371881_01
case_images: Image of the patient's bilateral lower legs demonstrating symmetrically distributed small, red, violaceous petechiae.
case_images: CRIDM2022-1469410.001.jpg
case_images: PMC9371881_01_CRIDM2022-1469410.001.jpg
case_images: fig1
case_images: An 80-year-old male with a history of immune thrombocytopenic purpura (ITP) presented for evaluation of multiple small, red, violaceous petechiae involving the bilateral dorsal feet, legs, thighs, buttocks, and arms (Figures 1and 2) that appeared 72 hours after his first dose of the vaccine.
case_images: Image of the patient's back demonstrating symmetrically distributed small, red, violaceous petechiae.
case_images: CRIDM2022-1469410.002.jpg
case_images: PMC9371881_01_CRIDM2022-1469410.002.jpg
case_images: fig2
case_images: An 80-year-old male with a history of immune thrombocytopenic purpura (ITP) presented for evaluation of multiple small, red, violaceous petechiae involving the bilateral dorsal feet, legs, thighs, buttocks, and arms (Figures 1and 2) that appeared 72 hours after his first dose of the vaccine.
case_images: H&E (10x) shows a perivascular infiltrate with fibrinoid changes consistent with leukocytoclastic vasculitis.
case_images: CRIDM2022-1469410.003.jpg
case_images: PMC9371881_01_CRIDM2022-1469410.003.jpg
case_images: fig3
case_images: Histology showed a perivascular lymphocytic infiltrate with extravasated red blood cells suggestive of vascular injury (Figures 3 and 4).
case_images: H&E (40x) shows early fibrinoid changes and scattered neutrophils consistent with leukocytoclastic vasculitis.
case_images: CRIDM2022-1469410.004.jpg
case_images: PMC9371881_01_CRIDM2022-1469410.004.jpg
case_images: fig4
case_images: Histology showed a perivascular lymphocytic infiltrate with extravasated red blood cells suggestive of vascular injury (Figures 3 and 4).