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Report #2897189

Received May 19, 2026

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
2 yrs
State
CA
Recovered
Unknown
Vaccinated
Sep 22, 2022
Onset
Sep 1, 2022
Days to onset
Hospital days

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
IPVPOLIO VIRUS, INACT. (IPOL)SANOFI PASTEURUNKSYR

Symptoms (12)

Aphthous ulcerC-reactive protein increasedCD4 lymphocytes increasedComplement factorDysphagiaEosinophil count increasedFeeding disorderLymphocyte countLymphocyte percentage increasedPyrexiaRashRed blood cell sedimentation rate increased

Symptom narrative

Received first polio vaccine on 9/22/22: within a few hours he developed a fever and difficulty eating and swallowing. Three days after vaccine, he developed a rash on his face and canker sores. He was evaluated by a dentist 2 days later (canker sores diagnosed in this visit). Canker sores lasted 6 months. All other symptoms resolved in a few days

Current illness

One month prior to vaccination: he tested positive for COVID (fever, fatigue, cough, congestion, runny nose, and itchy rash on face, torso, genitals, and extremities. Paracetamol as needed and betamethasone 0.05% solution for 5 days for treatment of rash. Lost significant weight Day of vaccination (9/22/22): Evaluated by doctor: Physical exam prior to vaccine administration revealed flesh colored papular rash on bilateral thighs (referred to dermatologist). Residual congestion present on day of vaccination.

Medical history

None at the time of vaccine given

Other medications

None

Allergies

Egg allergy (IgE tested allergy) and Milk

Lab data

T+B lymphocyte Differential (name of lab) ( 10/10/2022 - 3 weeks after the polio vaccine) Absolute CD4 helper : 2838 (High) %CD 4 pos. Lymph: 48.1 (High) Eosinophil absolute: 0.4 (High) Complement CD, serum: 37 (High) C-reactive protein, cardiac :4.20 (High) ( 10/10/2022 - 3 weeks after the polio vaccine) Sedimentation Rate-Westergen ( 10/10/2022 - 3 weeks after the polio vaccine) Sedimentation Rate-Westergen: 23 (High)