https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8223021/
Aphasia seven days after second dose of an mRNA-based SARS-CoV-2 vaccine
Though rare, neurological side effects of SARS-CoV-2 vaccinations are increasingly reported. Even if the first dosage goes uncomplicated, the second dose may be complicated by severe adverse reactions as in the following case.