Unknown primary cancer

Treatment options 

Your cancer care team will discuss the treatment options available for treating cancer of the unknown primary. This is also a good time to consider if you would like a second opinion.

The treatment most suited to each person depends on many factors, including: 

  • the number and size of the lymph nodes that are affected

  • personal factors  (e.g. age, general health and treatment history)

  • treatments available (and whether any clinical trials are available)

  • your preferences for treatment. 

The treatment options for unknown primary cancer are: