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Data source: VAERS (Vaccine Adverse Event Reporting System)

Data through 2026 · Updated quarterly

Built by TheDataProject.ai · © 2026 VaccineWatch

Important: VAERS accepts reports of adverse events following vaccination. For any given report, there is no certainty that the reported event was caused by the vaccine. Reports may contain information that is incomplete, inaccurate, coincidental, or unverifiable. Most reports to VAERS are voluntary, which means they are subject to biases. This data cannot be used to determine if vaccines cause or contribute to adverse events.

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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.

  1. Home
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  3. COVID-19 Vaccine
  4. Metastases to central nervous system
COVID-19 Vaccine×Metastases to central nervous system

Metastases to central nervous system Reports for COVID-19 Vaccine

#3072 most reported symptom for this vaccine

45
Reports
17
Deaths
38
Hospitalizations
37.78
Mortality Rate
%
84.4
Hosp. Rate
%

Metastases to central nervous system and COVID-19 Vaccine

Metastases to central nervous system has been reported 45 times in association with COVID-19 Vaccine vaccination in VAERS. This represents 0.0% of all 1,121,388 reports for this vaccine.

Among these reports, 17 mentioned death (37.78%) and 38 involved hospitalization (84.4%).

Metastases to central nervous system is the #3072 most frequently reported symptom for COVID-19 Vaccine out of 9223 total symptoms.

Disclaimer: VAERS reports describe events that occurred after vaccination but do not establish that the vaccine caused the event. Many reported symptoms may be coincidental or related to underlying conditions.

What This Means

Seeing 45 reports of Metastases to central nervous system after COVID-19 Vaccine vaccination may seem alarming, but context is critical. With 1,121,388 total reports for this vaccine (representing many millions of doses), Metastases to central nervous system appears in only 0.0% of reports.

The 37.78% mortality rate among these reports is elevated, but this reflects the severity of the condition itself rather than vaccine causation.

Important Context

•Association, not causation: These reports show Metastases to central nervous system occurred after vaccination, not that the vaccine caused it.
•Background rates: Metastases to central nervous system may occur naturally at baseline rates in the population, unrelated to vaccination.
•Anyone can report: VAERS accepts reports from anyone — patients, parents, healthcare providers — without requiring medical verification.
•Denominator missing: VAERS counts reports, not rates per dose. Without knowing how many doses were given, raw counts can be misleading. Learn more →

Similarly Ranked Symptoms

Ventilation/perfusion scan normal45 reportsFungal test positive45 reportsAdenocarcinoma45 reportsBiopsy uterus normal45 reports

Quick Facts

Reports:45
Deaths:17
Hospitalizations:38
% of Vaccine:0.0%
Rank:#3072 of 9223

Related Pages

COVID-19 Vaccine OverviewMetastases to central nervous system (All Vaccines)Why Raw Numbers MisleadTop Symptoms Analysis

Data Source

This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.