The discovery of an abnormality in an
asymptomatic or symptomatic person. "Early
Detection" is the discovery of an abnormality by
health professionals through a special effort designed
to screen for asymptomatic disease, or by people
themselves who have been made alert to the existence
of signs or symptoms.
Diagnosis--The process of identifying a disease by
its characteristic signs, symptoms and laboratory
findings. In patients with cancer, the earlier the
diagnosis is made, the better the chance for cure.
Digital Rectal Exam--A procedure in which the
physician inserts a finger into the rectum to examine
this area (as well as the prostate gland in men) for
signs of cancer.
DNA--One of two nucleic acids (the other is RNA)
found in the nucleus of all cells. DNA contains genetic
information on cell growth, division and function.
I Wish You Knew
The role of cancer biology and genetics in cancer
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