For AI applications, useful features are captured from three aspects: (1) patient demographic information (e.g., age, sex, race, and smoking and drinking history); (2) laboratory test results (e.g., complete blood count (CBC), carcinoembryonic antigen level); and (3) histopathologic information: (e.g., cancer and tumor-related information such as location, tumor size, stage, margins). Here, CEACAM5 is linked to neoplasm.