What presumably happened is that there was an undetected early cancer. That left circulating tumor cells throughout a body otherwise filled with healthy tissues. Unless you find those specific cells, there will be no sign of a problem. (At least not until they find a home and start a new cancer.)
What presumably happened is that there was an undetected early cancer. That left circulating tumor cells throughout a body otherwise filled with healthy tissues. Unless you find those specific cells, there will be no sign of a problem. (At least not until they find a home and start a new cancer.)
See https://en.wikipedia.org/wiki/Circulating_tumor_cell for more.