When is tissue diagnosis indicated for brain metastasis?

Updated: Aug 01, 2018
  • Author: Victor Tse, MD, PhD; Chief Editor: Nicholas Lorenzo, MD, MHA, CPE  more...
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Answer

Eleven percent of cancer patients with a solitary mass in the brain have lesions other than metastatic disease. Hence, tissue diagnosis is sometimes necessary to resolve this diagnostic uncertainty, especially when there is ambiguity in the imaging study.


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