Immunity defects are important predisposing factors to aggressive infections with high risk of mortality. The case of a teenager with a history of immunodeficiency. who developed gas gangrene infection originated in the left lower limb is reported here. The disease progressed in less than 24 hours. https://www.bekindtopets.com/super-value-Keychron-M4-Wireless-4K-Mouse-flash-choice/