Malignant carcinoid tumor of the appendix with liver and lung metastasis: report of a case with a high level of serum carcinoembryonic antigen.

We report elevated serum carcinoembryonic antigen (CEA) in a case of malignant carcinoid tumor of the appendix with liver and lung metastasis. A 55-year-old Thai man was found to have multiple nodules in the liver by ultrasonography. Serum CEA was 7,387.