This result may be due to interleukin 6, a core driver of tumor metastasis that endows the primary tumor cells (or the pre‐tumor cells that have not completely become malignant) with the ability to invade and metastasize, activates immune cells, and forms a positive feedback loop that causes a cytokine storm, resulting in the constant release of an array of inflammatory factors that leads to the appearance of related adverse symptoms.23, 24. Here, IL6 is linked to neoplasm.