Report #2841215

Received May 15, 2025

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: 1.3 yrs
State: OH
Recovered: Not recovered
Vaccinated: Apr 23, 2025
Onset: Apr 26, 2025
Days to onset: 3
Hospital days: —

Vaccines (4)

Type	Name	Manufacturer	Dose	Lot	Route / Site
DTAP	DTAP (DAPTACEL)	SANOFI PASTEUR	4	3CA55C1	IM
HIBV	HIB (ACTHIB)	SANOFI PASTEUR	4	UK193AA	IM
MMR	MEASLES + MUMPS + RUBELLA (MMR II)	MERCK & CO. INC.	UNK	Y008289	IM / RL
PNC20	PNEUMO (PREVNAR20)	PFIZER\WYETH	4	LN4928	IM

Symptoms (16)

Albuminocytological dissociation presentAreflexiaAstheniaCSF protein increasedCSF white blood cell count negativeCulture negativeDemyelinating polyneuropathyDiffusion-weighted brain MRIGait inabilityGuillain-Barre syndromeHyporeflexiaHypotoniaLaboratory test normalMagnetic resonance imaging abnormalNerve conduction studies abnormalPeripheral sensorimotor neuropathy

Symptom narrative

Patient presented with inability to walk starting approximately 3 days after vaccination progressing over next 3 weeks. Admitted 5/14/25 and diagnosed with Guillain-Barre-Syndrome on 5/15/25. Diagnosis based on bilateral lower extremity predominant symmetric flaccid weakness, areflexia in lower extremities with hyporeflexia in upper extremities, diffuse spinal root enhancement on post-contrast T1 weighted MRI of the total spine, nerve conduction studies demonstrating primary demyelinating with secondary axon loss sensorimotor polyneuropathy, and albuminocytologic dissociation with CSF protein of 323mg/dL and 0WBC/hpf. Film array and culture are negative.

Current illness

None

Medical history

None

Other medications

None

Allergies

None

Lab data

See above (all testing completed 5/15/25).