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Report #2846945

Received Jun 23, 2025

DiedHospitalized
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
Female
Age
1.2 yrs
State
CO
Recovered
Not recovered
Vaccinated
May 22, 2025
Onset
May 23, 2025
Days to onset
1
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
DTAPDTAP (INFANRIX)GLAXOSMITHKLINE BIOLOGICALS45kr3rIM / LL

Symptoms (16)

Adenovirus test positiveBrain oedemaCOVID-19Cerebral mass effectComputerised tomogram head abnormalElectroencephalogram abnormalIntensive careMeningoencephalitis viralMental status changesPancytopeniaPupil fixedPyrexiaRespiratory viral panelSARS-CoV-2 test positiveScan with contrast abnormalSeizure

Symptom narrative

Patient was seen for well child care on 5/22/2025. No abnormalities noted on history of exam. Patient received DTaP vaccine. Clinic received call from PICU at hospital on 5/28 notifying us that patient diagnosed with viral meningoencephalitis and plan was to withdraw care that day. Full records from hospital not visible. Chart review shows patient taken to hospital on 5/23/2025 with fever and seizure followed by continued altered mental status. Found to have pancytopenia. Positive for COVID-19 and Adenovirus on respiratory panel. Transferred to another hospital for further care. Consult note from Neurosurgery on 5/24 notes that patient had progressively worsening seizures overnight 5/23-5/24 and 5/24 had dilated unreactive right pupil but with continued EEG activity, 30 minutes later left pupil also dilated and unreactive, EEG flat, CTH showed extensive cerebral edema with left midline shift, CTA showed no cerebral perfusion. pt tested positive for both COVID and Adenovirus in PCR panel, Covid in Respiratory Panel. RN documented telephone encounter from 5/28/25: Intensivist was giving us an update on patient as care measures are being withdrawn today. Provider states that Patient was here for vaccines on 05/22 and visit with PCP. Patient presented to ED for possible febrile seizure the next evening. Then transferred to PICU at hospital. Provider states that patient was diagnosed with Viral Meningoenchephalitis.