VAERS Explorer
Back to explore

Report #2898353

Received May 29, 2026

Life-threateningHospitalized
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
30 yrs
State
CA
Recovered
Not recovered
Vaccinated
Dec 13, 2021
Onset
Dec 14, 2021
Days to onset
1
Hospital days
1

Vaccines (3)

TypeNameManufacturerDoseLotRoute / Site
COVID19COVID19 (COVID19 (MODERNA))MODERNA1024c21aIM / LA
COVID19COVID19 (COVID19 (MODERNA))MODERNA2034c21aIM / LA
COVID19COVID19 (COVID19 (MODERNA))MODERNA3—IM / LA

Symptoms (2)

Confusional stateFatigue

Symptom narrative

Following dose 3 (12/13/2021), patient experienced extreme fatigue and mental confusion (brain fog) lasting more than 4 months. Patient was unable to seek medical care due to lack of health insurance at the time.

Current illness

None

Medical history

None

Other medications

None

Allergies

None

Lab data

No medical tests performed at time of adverse event due to lack of health insurance.

Prior vaccinations

Dose 2 (06/09/2021), age 30, COVID-19 mRNA Moderna. Left arm turned purple/blue and neck stiffness follow