Clinical Significance of Preoperative Serum Carcinoembryonic Antigen Within the Normal Range in Colorectal Cancer Patients Undergoing Curative Resection.
Seung-Hoon BeomSang Joon ShinChang Gon KimJee Hyung KimHyuk HurByung Soh MinKang-Young LeeNam Kyu KimJoong Bae AhnPublished in: Annals of surgical oncology (2020)
A high-normal preoperative CEA level (≥ 2.1 ng/mL), even within the normal range, was an independent prognosticator for poor DFS in CRC. The usefulness of CEA was influenced by smoking status and tumor location in addition to tumor stage.