Overview
Cancer of unknown primary (CUP) occurs when cancer cells have spread in the body and formed metastatic tumors but the site of the primary cancer is not known. Explore the links on this page to learn more about CUP, how it is treated, and clinical trials that are available.
Causes & Prevention
TCH does not have PDQ evidence-based information about prevention of carcinoma of unknown primary.
More information
Screening
TCH does not have PDQ evidence-based information about screening for carcinoma of unknown primary.
