Not exact matches
This means that the cancer had already
metastasized by the time of the first
diagnosis, but it could not be detected
at that time.
About 20 percent of colorectal cancer patients have cancers that have spread (
metastasized) beyond the colon
at the time of their
diagnosis.
Up to 90 % of these tumors will have
metastasized or spread to the lungs
at the time of
diagnosis, but because of the small initial size of the metastatic lesions, less than 10 % will initially show up on a chest x-ray.