Report #2882231

Received Jan 17, 2026

HospitalizedER / ED visitOffice visit

A note on interpretation. VAERS reports are unverified and may be incomplete or coincidental. A report does not establish that a vaccine caused an event, and counts should not be used to calculate incidence or infer causation. Full disclaimer

Overview

Sex: Male
Age: 15 yrs
State: WA
Recovered: Recovered
Vaccinated: Jan 15, 2026
Onset: Jan 16, 2026
Days to onset: 1
Hospital days: 1

Vaccines (1)

Type	Name	Manufacturer	Dose	Lot	Route / Site
HPV9	HPV (GARDASIL 9)	MERCK & CO. INC.	2	Z003112	IM / LA

Symptoms (2)

AppendicectomyAppendicitis

Symptom narrative

Day after vaccination returned to clinic with symptoms concerning for acute appendicitis. Referred to Emergency Department, diagnosed with acute appendicitis and treated with appendectomy.