Studies have held increased ACE-2, increased furin expression, impaired T-cell function, and increased interleukin-6 responsible for the pathophysiology of severe infection in diabetic patients.2,27-29 For this reason, we believe it is necessary to monitor diabetic patients in the intensive care unit due to COVID-19 more carefully for severe infection and renal functions. The gene discussed is IL6; the disease is COVID-19.