Cancer-related pain has been broken down into three basic categories: pain caused by the advance of the disease and resultant damage to the body, pain that is the result of a coexisting disease unrelated to the cancer, and:

Pain related to the treatment of the illness. Pain brought on by the progress of the illness and resultant harm to the body, torment that is the consequence of a coinciding sickness inconsequential to cancer. Cancer can bring about agony by developing into or crushing tissue close of cancer. Cancer torment can originate from the essential growth itself.

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