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How does genomic tumor testing apply to the diagnosis and treatment of cancer?

Answered by: Maurie Markman, MD
President of Medicine and Science

Video: Talk Cancer - Genomic tumor testing diagnosis and treatment of cancer


A pathologist typically diagnoses cancer based on results found under a microscope. Genomic tumor testing takes the process a step further, examining the characteristics of cancer cells to try to determine how rapidly they may grow, where the cancer may spread and what abnormalities  exist that may be targeted with certain drug therapies.