As defined below, cytokine storm (high serum levels of granulocyte‐colony stimulating factor [GSCF], interferon‐γ inducible protein 10 [IP‐10], monocyte chemoattractant protein 1 [MCP‐1], macrophage inflammatory protein [MIP]‐1A, interleukin [IL]‐2, IL‐6, IL‐7, and tumor necrosis factor [TNF]) in COVID‐19‐infected patients results in pulmonary edema, dysfunction of air exchange, acute respiratory distress syndrome (ARDS), and acute cardiac injury and may lead to death. The gene discussed is CXCL10; the disease is acute respiratory distress syndrome.