Unique Imaging Findings of Neurologic Phantosmia Following Pfizer-BioNtech COVID-19 Vaccination: A Case Report
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Updated: Nov 2, 2025

In Vivo Imaging Systems IVIS Detection of a Neuro-Invasive Encephalitic Virus
Published on: December 2, 2012
Graham Keir1, Naomi I Maria2, Claudia F E Kirsch3
1Department of Radiology, North Shore University Hospital-Long Island Jewish Radiology Residency, Zucker Hofstra School of Medicine, Northwell Health, Manhasset, NY.
Abstract:
Olfactory dysfunction related to SARS-CoV-2 infection and COVID-19 disease is now well established in the literature. In December 2020, the FDA approved the Pfizer-BioNTech and Moderna vaccines for use in preventing COVID-19 in the United States. To the best of our knowledge, this is the first report of a phantosmia post-Pfizer COVID-19 vaccination, with positive magnetic resonance imaging radiographic findings in a patient with documented absence of infection by SARS-CoV-2 virus or concomitant sinonasal disease.

