Nakano et al. (2022) reported an expired patient with the diagnosis of ATM and pneumonia following COVID-19 immunization. The patient in a study of McLean and Trefts (2021) was positive for Coxsackie B5 and Coxsackie B6. Finally, Esechie et al. (2023) reported a case of ATM following COVID-19 vaccination in a patient who was receiving an anti-PD-L1 monoclonal antibody treatment for small-cell lung cancer. The gene discussed is CD274; the disease is COVID-19.