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Report #2902951

Received Jun 30, 2026

Hospitalized

Reports are unverified and do not show that a vaccine caused an event. Full disclaimer

Overview

Sex
Female
Age
1.5 yrs
State
MA
Recovered
Recovered
Vaccinated
Jun 22, 2026
Onset
Jun 24, 2026
Days to onset
2
Hospital days
1

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HEPAHEP A (VAQTA)MERCK & CO. INC.2Z014462LL

Symptoms (9)

Bacterial test negativeChest X-ray normalElectroencephalogram normalFebrile convulsionFull blood count normalLeukopeniaMetabolic function test normalUrine analysis normalWhite blood cell count decreased

Symptom narrative

Febrile seizure x3 requiring Versed x2 occured ~32 hrs after Hep A vaccine. Overnight observation at hospital for EEG was normal. Testing for bacterial source of infection was negative (CXR, UA, no PNA or AOM on exam). Patient whiny/tired. Fever prone 2 days later.

Current illness

None

Medical history

None

Other medications

None

Lab data

Normal EEG; Labs with mild leukopenia (5.6) otherwise normal CBC, CMP, UA, CXR