Chronic spontaneous urticaria after BNT162b2 mRNA (Pfizer-BioNTech) vaccination against SARS-CoV-2

• Published in: Allergy and asthma proceedings Vol. 43; no. 1; p. 30
• Main Authors: Magen, Eli, Yakov, Avi, Green, Ilan, Israel, Ariel, Vinker, Shlomo, Merzon, Eugene
• Format: Journal Article
• Language: English
• Published: United States 01.01.2022
• Subjects: BNT162 Vaccine - adverse effects; Case-Control Studies; Chronic Urticaria - chemically induced; COVID-19 - prevention & control; Humans; Recurrence; Retrospective Studies; Vaccination - adverse effects

The factors that trigger and exacerbate chronic spontaneous urticaria (CSU) are well known, but it is not unclear whether messenger RNA (mRNA) vaccination against severe acute respiratory syndrome coronavirus 2 can trigger new cases of CSU or a relapse of CSU after long-term remission. To study the...