When discussing risk factors for cancer, among other health conditions, one that often comes up is race.
Colorectal cancer originates in the colon or rectum, portions of the large intestine.
Liquid biopsies analyze blood, urine, or sputum for DNA signatures of cancer, and can detect many cancers earlier than current screening protocols. The technology is still developing, but could radically transform cancer diagnosis and treatment.
Screening recommendations should reflect both your lifetime and near-term risk. In some situations, the costs may outweigh the benefits.
Understanding the predictive power of tests is critical to placing your results in context
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