ctDNA (Circulating Tumor DNA)
Tumors shed tiny fragments of their DNA into the bloodstream. This is "circulating tumor DNA." By measuring ctDNA levels in a blood draw (a "liquid biopsy"), doctors can track cancer without doing tis...
Tumors shed tiny fragments of their DNA into the bloodstream. This is "circulating tumor DNA." By measuring ctDNA levels in a blood draw (a "liquid biopsy"), doctors can track cancer without doing tis...