Liquid Biopsies in Cancer Diagnosis, Monitoring, and Prognosis

Liquid biopsies are emerging as a favorable alternative to conventional tissue biopsies, providing a noninvasive approach for the detection and monitoring of cancer biomarkers. The FDA approval of a companion diagnostic test for lung cancer and a screening test for colorectal cancer based on the analysis of ctDNA were important milestones in the clinical implementation of liquid biopsies. CTC enumeration using the CellSearch® CTC test is FDA...