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Report #2854767

Received Aug 19, 2025

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
Age unknown
State
MD
Recovered
Unknown
Vaccinated
—
Onset
—
Days to onset
—
Hospital days
—

Vaccines (3)

TypeNameManufacturerDoseLotRoute / Site
PPVPNEUMO (NO BRAND NAME)UNKNOWN MANUFACTURERUNK——
PPVPNEUMO (NO BRAND NAME)UNKNOWN MANUFACTURERUNK——
PPVPNEUMO (NO BRAND NAME)UNKNOWN MANUFACTURERUNK——

Symptoms (1)

Antibody test abnormal

Symptom narrative

suboptimal pneumococcal titers despite vaccination; This literature marketed report has been received from the authors of a published article, and refers to a 9-year-old male patient. The patient's medical history included platelet transfusions, hypercellular marrow with megakaryocytic hypoplasia, recurrent pneumonias, prenatal intrauterine grown restriction, postnatal small size for gestational age, and congenital microcephaly. The patient's concurrent conditions included chromosomal microarray, Fanconi's anaemia, significant B-cell and mild T-cell lymphopenia, normocytic anemia, thrombocytopenia, and undetectable levels of IgA. Concomitant therapies were not reported. On an unknown date, the patient was vaccinated with Pneumococcal 15-valent Conjugate Vaccine (VAXNEUVANCE); or Pneumococcal 21-valent Conjugate Vaccine (CAPVAXIVE); or Pneumococcal Vaccine, Polyvalent (23-valent) (PNEUMOVAX 23) (formulation, lor #, expiration date, exact dose, route of administration and anatomical location were not provided) for prophylaxis. On an unknown date, the patient experienced antibody test abnormal (reported as: suboptimal pneumococcal titers despite vaccination). At the reporting time, the outcome of antibody test abnormal was unknown. The reporter considered the event of antibody test abnormal to be related to Pneumococcal 15-valent Conjugate Vaccine (VAXNEUVANCE); or Pneumococcal 21-valent Conjugate Vaccine (CAPVAXIVE); or Pneumococcal Vaccine, Polyvalent (23-valent) (PNEUMOVAX 23).

Current illness

Chromosome abnormality; Fanconi's anaemia; Immunoglobulin A low; Lymphopenia; Normocytic anemia; Thrombocytopenia

Medical history

Medical History/Concurrent Conditions: Foetal growth restriction; Marrow hypercellular; Microcephaly; Platelet transfusion; Pneumonia recurrent; Small for gestational age