Why Is Cancer Painful?

Dr. Kathleen M. Foley answers the question: 'Why is cancer painful?

ByABC News
November 14, 2008, 1:26 PM

— -- Question: Why Is Cancer Painful?

Answer: About one third of cancer patients in active therapy and about two thirds of patients with advanced disease have significant pain, and the major reason why cancer is painful is that it invades tissues, like bone, or soft tissue like muscle, and compresses the nerves and produces pain in that way.

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