⚠️
Important: VAERS reports alone cannot determine if a vaccine caused an adverse event. Reports may contain incomplete, inaccurate, or unverified information. Correlation does not equal causation.
Pharyngeal swelling
6,419 total reports6.0% serious outcomes
Share
6,419
Total Reports
9
Deaths
376
Hospitalizations
6
Severity Rate
% serious outcomes
About Pharyngeal swelling Reports
Pharyngeal swelling has been reported 6,419 times in VAERS from 1990 to 2026.
Of these reports, 9 were associated with death (0.14%) and 376 involved hospitalization.
The overall serious outcome rate (death or hospitalization) for reports mentioning Pharyngeal swelling is 6.0%.
Understanding Pharyngeal swelling in VAERS
•Temporal association only: These reports show Pharyngeal swelling occurred after vaccination, not necessarily because of vaccination.
•Background rates matter: Many symptoms occur naturally at baseline rates in the population, unrelated to vaccination.
•Reporting variability: Medical terminology may be used differently by various healthcare providers and over time.
•Investigation needed: High-frequency reports may trigger further epidemiological studies to determine causation.
What This Data Shows
Most Associated Vaccines: The vaccines most frequently mentioned in reports with Pharyngeal swelling. This may reflect usage patterns, not causation.
Severity Patterns: The percentage of reports that involve serious outcomes can help prioritize safety investigations.
Reporting Trends: Changes in reporting frequency over time may reflect increased awareness, media attention, or actual safety signals.
Most Associated Vaccines
View all vaccines →Quick Facts
Reports:6,419
Deaths:9
Hospitalizations:376
Mortality Rate:0.14%
Severity Rate:6.0%
Related Analysis
Explore Further
Data Source
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.