The observed up-regulation of small inducible cytokine A2 (SICA2) and small inducible cytokine subfamily A member 14 (CCL14) in endometriosis-associated endometrioid ovarian cancer suggests a notable contribution of inflammatory factors in the pathogenesis of both endometriosis and its associated endometrioid ovarian cancer. This evidence concerns the gene CCL2 and endometriosis.