Numerous studies have reported that SARS-CoV-2 infection can cause immune deficiency and exacerbate clinical symptoms.[8–10] The patient’s mother had a GATA2 gene mutation but had not developed AML, which suggests significant differences in the age of disease onset and clinical manifestations, even among family members.[11,12] Currently, HSCT remains the only treatment for GATA2 deficiency. The gene discussed is GATA2; the disease is hyperinsulinemic hypoglycemia, familial, 4.