Several studies have evaluated the chromosomal and molecular anomalies found in cancers of unknown primary; however, they could not identify unique causes of metastasis of unknown primaries relative to those with known primary origins.
Can you provide an overview of cancer whose primary origin is unknown?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: Can you provide an overview of cancer whose primary origin is unknown? [/INST] \n Several studies have evaluated the chromosomal and molecular anomalies found in cancers of unknown primary; however, they could not identify unique causes of metastasis of unknown primaries relative to those with known primary origins.</s>