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Ramsay Hunt syndrome following COVID-19 vaccination
  1. Chariene Jane Woo1,
  2. Oscar Hou In Chou1,
  3. Bernard Man Yung Cheung1,2,3
  1. 1 Department of Medicine, The University of Hong Kong, Hong Kong, People's Republic of China
  2. 2 State Key Laboratory of Pharmaceutical Biotechnology, The University of Hong Kong, Hong Kong, People's Republic of China
  3. 3 Institute of Cardiovascular Science and Medicine, The University of Hong Kong, Hong Kong, People's Republic of China
  1. Correspondence to Professor Bernard Man Yung Cheung, Department of Medicine, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, People's Republic of China; mycheung{at}hku.hk

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The COVID-19 pandemic has caused profound social and economic upheaval. COVID-19 vaccines promise to prevent infection of the SARS-CoV-2 virus. However, due to their expedited approval, these vaccines need to be vigilantly monitored for their safety. Cases of Bell’s palsy have also been reported after COVID-19 vaccine injection. In two phase III trials of COVID-19 vaccines involving around 38 000 patients, there were seven cases of Bell’s palsy after vaccine compared with one case after receiving placebo.1 2 As the p value was 0.07 and this was a post hoc analysis, no definite association could be inferred.

We recently diagnosed Ramsay Hunt syndrome (RHS) in a 37-year-old previously healthy man. Two days after his first dose of the Pfizer-BioNTech (BNT162b2) vaccine, he noticed fever and a pain in the right ear. Vesicles were …

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Footnotes

  • Contributors CJW: data collection, figures, data analysis and interpretation, manuscript drafting, critical revision of manuscript. OHIC: data analysis and interpretation, literature review, manuscript drafting, critical revision of manuscript. BC: study conception, study supervision, project planning, data interpretation, manuscript drafting, critical revision of manuscript.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests The authors declare no conflict of interest. No funding was received to assist with the preparation of this manuscript. OHIC was supported by the University of Hong Kong Summer Research Programme.

  • Provenance and peer review Not commissioned; internally peer reviewed.