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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.

Computerised tomogram head abnormal

2,069 total reports97.9% serious outcomes

2,069

Total Reports

309

Deaths

1,717

Hospitalizations

97.9

Severity Rate

% serious outcomes

About Computerised tomogram head abnormal Reports

Computerised tomogram head abnormal has been reported 2,069 times in VAERS from 1990 to 2026.

Of these reports, 309 were associated with death (14.93%) and 1,717 involved hospitalization.

The overall serious outcome rate (death or hospitalization) for reports mentioning Computerised tomogram head abnormal is 97.9%.

Understanding Computerised tomogram head abnormal in VAERS

•Temporal association only: These reports show Computerised tomogram head abnormal 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 Computerised tomogram head abnormal. 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.