Figure 1: Sweet syndrome lesions

A- First localization appeared 24h after the vaccine injection on the back

B- Erythematous papulosis on the left shoulder

C- 1) Cutaneous tests: Positive IDR with SARS-CoV-2 Pfizer-BioNTech mRNA vaccine diluted to 1/10e at day5

2) Patch test with pur SARS-CoV-2 Pfizer-BioNTech mRNA vaccine in healed skin

3) Patch test with pur SARS-CoV-2 Pfizer-BioNTech mRNA vaccine in normal skin

Figure 2: A- HEx5: papillary dermal edema, interstitial, perivascular and periadnexal superficial and deep dermal polymorphous inflammatory infiltrate

B- HEx20: leucocytoclastic vasculitis, eosinophils (white arrow), perivascular lymphocytes and interstitial neutrophils

C- HEx3: perivascular and periadnexal superficial and deep lymphocytic infiltrate