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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
  2. Vaccines
  3. Zoster Live (Zostavax)
  4. Endoscopy upper gastrointestinal tract abnormal
Zoster Live (Zostavax)×Endoscopy upper gastrointestinal tract abnormal

Endoscopy upper gastrointestinal tract abnormal Reports for Zoster Live (Zostavax)

#2495 most reported symptom for this vaccine

3
Reports
0
Deaths
3
Hospitalizations
0
Mortality Rate
%
100
Hosp. Rate
%

Endoscopy upper gastrointestinal tract abnormal and Zoster Live (Zostavax)

Endoscopy upper gastrointestinal tract abnormal has been reported 3 times in association with Zoster Live (Zostavax) vaccination in VAERS. This represents 0.0% of all 140,312 reports for this vaccine.

Among these reports, 0 mentioned death (0.00%) and 3 involved hospitalization (100.0%).

Endoscopy upper gastrointestinal tract abnormal is the #2495 most frequently reported symptom for Zoster Live (Zostavax) out of 2827 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 3 reports of Endoscopy upper gastrointestinal tract abnormal after Zoster Live (Zostavax) vaccination may seem alarming, but context is critical. With 140,312 total reports for this vaccine (representing many millions of doses), Endoscopy upper gastrointestinal tract abnormal appears in only 0.0% of reports.

The mortality rate among these reports is very low at 0.00%, suggesting most cases are non-fatal.

Important Context

•Association, not causation: These reports show Endoscopy upper gastrointestinal tract abnormal occurred after vaccination, not that the vaccine caused it.
•Background rates: Endoscopy upper gastrointestinal tract abnormal 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

Abscess drainage3 reportsBiopsy bone marrow normal3 reportsHerpes oesophagitis3 reportsOesophageal candidiasis3 reports

Quick Facts

Reports:3
Deaths:0
Hospitalizations:3
% of Vaccine:0.0%
Rank:#2495 of 2827

Related Pages

Zoster Live (Zostavax) OverviewEndoscopy upper gastrointestinal tract abnormal (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.