CEACAM5 and metastatic malignant neoplasm in the lymph nodes: We investigated the relationships between RDW, PDW and cliniclpathological features and detected that a higher RDW was significantly associated with advanced disease such as older age, a larger tumor diameter, deeper tumor infiltration, and Lymph node metastasis while a lower PDW was significantly associated with advanced condition such as male, older age, a larger tumor diameter, deeper tumor infiltration, elevated CEA and CA125.