CEACAM6 and neoplasm: Moreover, the observation that CEACAM6 expression correlates with metastatic potential[8,20-22] would suggest that, in chemotherapy-naive tumours, the presence of CEACAM6+ve foci could serve as a prognostic marker of poor outcome and in this instance targeting CEACAM6/PI3K/AKT pathways could be exploited therapeutically.