Utilization of circulating tumor DNA as a novel and noninvasive test for diagnosis confirmation, therapy selection, and cancer surveillance is a rapidly growing area of interest. In the wake of FDA approval of a liquid biopsy test, it is important for clinicians to acknowledge the obvious clinical utility of liquid biopsy for cancer management throughout the course of the disease. This case report describes a female with invasive ductal adenocarcinoma of the breast, where liquid biopsy was instrumental for her cancer characterization and personalized therapy selection.
Invasive Ductal Adenocarcinoma of the Remnant Pancreatic Body 9 Years after Resection of an Intraductal Papillary-Mucinous Carcinoma of the Pancreatic Head: a Case Report and Comparison of DNA Sequence in K-ras Gene Mutation