VAERS Explorer
Explore
Visualization
Text-to-ESQ
AI Assistant
MCP
Sign in
Get started
Back to explore
Report #2837931
Received Apr 24, 2025
Office 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
4 yrs
State
PA
Recovered
Not recovered
Vaccinated
Apr 22, 2025
Onset
Apr 23, 2025
Days to onset
1
Hospital days
—
Vaccines (1)
Type
Name
Manufacturer
Dose
Lot
Route / Site
MMRV
MEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD)
MERCK & CO. INC.
2
z002986
SC / LA
Symptoms (3)
Erythema
Pruritus
Swelling
Symptom narrative
itchy, red and swollen
Current illness
no
Medical history
no
Allergies
None