Trauma and immune deficiency, including chemotherapeutic agents, malignancies, transplant anti-rejection drugs, AIDS, and CARD9 deficiency, are the main triggers for the onset of subcutaneous mycoses (Tessari et al., 2010; Kershenovich et al., 2017; Bertin et al., 2024). Here, CARD9 is linked to hyperinsulinemic hypoglycemia, familial, 4.