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Case Reports
. 2023 Nov 20:43:30-33.
doi: 10.1016/j.jdcr.2023.09.042. eCollection 2024 Jan.

A case of urticarial vasculitis associated with atezolizumab

Jade N Young  1 , Ryan Rivera-Oyola  1 , Dina Poplausky  1 , Yamato Suemitsu  2 , Randie H Kim  1 , Deborah Doroshow  3 , Nicholas Gulati  1
Affiliations
Case Reports

A case of urticarial vasculitis associated with atezolizumab

Jade N Young et al. JAAD Case Rep. .
No abstract available

Keywords: atezolizumab; cirAE; cutaneous immune-related adverse event; immune checkpoint inhibitor; immune-related adverse event; irAE; urticarial vasculitis; vasculitis.

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Conflict of interest statement

None disclosed.

Figures

Fig 1
Fig 1
Faintly erythematous, edematous tender plaques on the right arm lasting >24 hours consistent with urticarial vasculitis.
Fig 2
Fig 2
Histopathology demonstrating sparse perivascular dermatitis (A, ×50, low power), neutrophilic and eosinophilic infiltrate (B, ×200 interstitial), neutrophils within the blood vessel walls with leukocytoclasia, extravasated erythrocytes, and hints of fibrin deposition within the vessel walls (C, ×200 perivascular).
See this image and copyright information in PMC

References

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